NEMA Product Scopes

8/2/2019 NEMA Product Scopes

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Product-RelatedSc opes of NEMA

Subdiv is ions

Apr i l , 2006(Revised Decem ber 2006)

Nat iona l Elec t r i ca l Manufac t u rersAssoc ia t ion


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April 2006 (Revised December 2006)

Division 1. Industrial Automation1-CM Carbon/Manufactured Graphite Section ...................................................................................................... 11-EW Arc Welding Section.....................................................................................................................................11-IS Industrial Automation Control Products and Systems Section .................................................................... 11-MG Motor and Generator Section ......................................................................................................................21-PE Power Electronics Section ...........................................................................................................................3

Division 2. Lighting Systems Division2-BL Ballast Section .............................................................................................................................................42-EM Emergency Lighting Section ........................................................................................................................42-LC Lighting Controls Section.............................................................................................................................42-LE Luminaire Section ........................................................................................................................................ 42-LL Lamp Section ...............................................................................................................................................62-SL Solid State Lighting Section.........................................................................................................................6

Division 3. Electronics Division3-DB Dry Battery Section .....................................................................................................................................63-DC Residential & Commercial Controls Section................................................................................................6

3-SB Signaling Protection and Communication Section.......................................................................................73-TS Transportation Management Systems and Associated Control Devices Section.......................................7

Division 5. Building Systems Division5-CT Cable Tray Section ...................................................................................................................................... 95-EN Enclosures Section ...................................................................................................................................... 95-FB Conduit Fittings Section...............................................................................................................................95-FU Fuse Section ..............................................................................................................................................105-HC Health Care Facility Equipment Section .................................................................................................... 105-LVDE Low Voltage Distribution Equipment Section.............................................................................................105-OS Outlet and Switch Box Section ..................................................................................................................125-PP Ground Fault Personnel Protection Section ..............................................................................................135-PR Pin and Sleeve Plug, Receptacle, and Connector Section .......................................................................13

5-RN Steel Conduit and Electrical Metallic Tubing Section ................................................................................135-TC Polymer Raceway Products Section .........................................................................................................135-VS Low Voltage Surge Protective Devices Section ........................................................................................145-WD Wiring Device Section................................................................................................................................14

Division 6. Insulating Materials Division6-IM Insulating Materials Section.......................................................................................................................176-LD Decorative Laminate Section.....................................................................................................................176-MW Magnet Wire Section.................................................................................................................................. 17

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NEMA Product-Related Scopes

Division 7. Wire and Cable Division7-HW High Performance Wire and Cable Section...............................................................................................187-MO Modular Wire Section ................................................................................................................................187-RV Building Wire and Cable Section ...............................................................................................................187-VR Power and Control Cable Section..............................................................................................................197-XC Flexible Cords Section...............................................................................................................................20

Division 8. Power Equipment Division8-CC Electrical Connector Section......................................................................................................................218-CP Capacitor Section.......................................................................................................................................238-EI Electrical Measuring Equipment Section ................................................................................................... 238-HV High Voltage Insulator Section ..................................................................................................................248-LA Surge Arrester Section ..............................................................................................................................258-SG Switchgear Section ....................................................................................................................................258-SM Steam Turbine Section ..............................................................................................................................278-TP Transformers Products Section .................................................................................................................27

Diagnostic Imaging and Therapy Systems Division

9-MS Magnetic Resonance (MR) Section...........................................................................................................309-NU Nuclear Section..........................................................................................................................................309-MII Medical Imaging Informatics Section.........................................................................................................309-RT Radiation Therapy Section ........................................................................................................................309-UD Ultrasound Imaging Section.......................................................................................................................319-XR X-Ray Imaging Products Section...............................................................................................................31

All products described in this booklet are within the scopes ofsubdivisions in NEMA.

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INDUSTRIAL AUTOMATIONDIVISION1-CM Carbon/Manufactured Graphite

Section1. Firms that have primary material manufacturingfacilities for at least one of the followingproducts, which fall within theCarbon/Manufactured Graphite Section.1.1 Electrode Group: Graphite electrodes,

cathodes, open arc electrodes, gougingand welding rods, plates and parts, EDM,electrochemical anodes, electrolyticanodes, grounding anodes, heating rods,powdered graphite, and spectroscopicmaterials.1.1.1 Excluded are: Metal welding

rods, metal (but not metalimpregnated) EDM electrodes,metal electrolytic anodes,heating rods or elements andspectroscopic materials that arenot carbon, graphite and itscompounds.

1.2 Electrical Components Group: Brushesand contacts; plates for electrical use.Rectifier anodes, rheostat discs,telephone parts, lighting arresters,pantograph parts and brush holders.1.2.1 Excluded are: Any of the above

not made of carbon, graphite and

its com-pounds, except for brushholders.

1.3 Mechanical Group: Bearings, seals,rings, valve parts, valve seats, frictionparts (brakes), rupture discs, pistonrings, turbine packing rings, pistons,check parts, pipe slides, dash pots,compressor vanes and rotors, endplates, graphite lubricants, refractorycoated graphite for mechanical usesincluding mechanical applications madefrom carbon and graphite fibers and theircomposite structures.

1.3.1 Excluded are: Metal parts orrings, ceramic or plastic parts orrings.

1-EW Arc Welding SectionThe products included within the jurisdiction of thisSection have been detailed and are included in thescopes of its constituent Voting Classifications asfollows:

1. Welding Power Sources VotingClassification and Dues Center1.1 Electrical equipment, including all

associated control devices, applying tothe following:a. Engine driven welding power

suppliesb. Utility-powered welding powersupplies

c. Plasma cutting and plasma weldingpower supplies

d. Associated electrical attachmentssuch as water coolers, chillers.

1.2 Automatic and manual devices to feedcontinuous electrode wire including:a. Combination welding products

containing a power supply, wirefeeder and/or torch

b. Stand-alone wire feeding devices.1.3 Resistance welding equipment including:

a. AC transformersb. Other resistance welding power

suppliesc. Controls

1.4 MIG gun, plasma welding and cuttingtorches and stick electrode holders.

1-IS Industrial Automation ControlProducts and Systems Section

The scope of the Industrial Automation ControlProducts and Systems Section comprises productsprimarily used in industrial applications to monitor,

control, or actuate power utilization apparatus,including motors. Such equipment is rated not morethan 750 volts DC nor 15,000 volts AC. This includes,but is not limited to:

1. Motor controls and accessoriesused tostart, stop, protect, accelerate,decelerate, reverse, and/or control thespeed of motors.

2. Machine logic control and systemshardware and associated software usedin the supervision, monitoring, and/orcontrol of industrial processes.

3. Man/machine interfacedevices thatrequire human intervention and are usedto control/communicate the status ofmachines or manufacturing processes.

4. Position control and monitoringdevicesthat do not require human interventionand are used to control/communicate thestatus of machines or manufacturingprocesses.

5. Systems integrationservices to plan,develop, implement, and manage

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integrated manufacturing and/or processcontrol systems.

6. Communications and software forindustrial automation control productsand systems.

Excluded from the product scope are:

Automatic and manual temperature andhumidity controls and panels that are in thescope of the Residential Control Section ofthe types principally used in airconditioning, refrigeration, and comfortheating of non-industrial areas;

Motors, generators, and motor-generatorscovered by Medium Alternating-CurrentMachine Group, which function as controlwhen constituting part of adjustable speeddrives; and

Specific components and systems coveredby the product scopes of other NEMASections.

1-MG Motor and Generator SectionThe product scope of the Section comprises theproduct scopes of its constituent Groups.Excludedfrom the scope of this Section are:

Welding generators.

Booster, dynamic braking and absorptiontype machine.

Isolated electric farm lighting plant.

Variable speed generator equipment forrailway passenger cars.

Main propulsion motors, generators andmotor generator sets mounted on railroadand transit

Locomotives and cars.

Automotive accessory and toy motors,generators and motor-generator sets.

Motors, generators, exciters and motor-generators or exciter sets mounted onairborne craft.

Alternating-current generators for hydraulicturbine drive above 10,000 kVa.

Synchronous condensers.

Frequency changers and phase

converters.

1. Medium Alternating-Current MachineGroup

All alternating-current motors, generators (specificallyincluding those for geared turbine drive) and motor-generators, exclusive of welding and engine typemotors and generators, when built in frames, 1 hp,1700-1750 rpm continuous open type and larger, up

to and including ratings built in frames correspondingto the rating continuous open type given in the tablebelow and excluding such motors, generators, andmotor-generators included specifically within thescope of any other Group of the Motor and GeneratorSection.

1.1 All alternating-current motors, generatorsor motor-generators which constitute partof variable speed drives which fall withinthe range of the following table:

Motors, Alternators

Squirrel-Cage Resolving

and Wound Motors Synchronous HP Field Type

Speed Rotor Utility pF .8PF kW .8PF

3600 500 200 150 . . .

1800 500 200 150 150

1200 350 200 150 150

900 250 150 125 100

720 200 125 100 100600 150 100 75 75

514 125 75 60 60

1.2 Note IIn computing the maximum sizemotor or generator falling within thescope of this Group, synchronous speedshall be used.

1.3 Note IIIt is understood that thefollowing are included in the scope of thisGroup:1.3.1 Machines sold as sets of parts

(but not renewal parts) such ashermetic motor parts, universalmotor parts, etc.

1.3.2 Alternating-current motors whichform part of gear motors, motor-generator sets, adjustable speeddrives, etc.

2. Medium Direct-Current MachineGroup2.1 All direct-current motors, generators and

exciters, except those defined in SmallMachine Group, with continuous drip-proof ratings, or equivalent capacities, upto and including:

< 1.25 HP per rpm Generators < 1.0 KW per rpm Continuous rip-proof equivalent

capacities ofmachines rated for other duties,temperatures, and/or enclosures arethe continuous ratings that would beobtained from machines with the

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same armature core but with drip-proof enclosures and currenttemperature standards.

2.2 All motor-generator or exciter sets whoselargest output machine rating is direct-current and within the scope ofparagraph 2.1 above.

2.3 Specifically excluded from the productscope of this Group are:

AISE mill motors.

Motors and generators includedspecifically in the scope of any otherGroup of the Motor and GeneratorSection.

3. Large Machine GroupThe product scope of the Large Machine Groupcomprises the product scopes of its constituentVoting Classifications.

4. Large Alternating-Current MachineVoting Classification

All alternating-current motors and generators(specifically including those for geared turbine drive)of ratings larger than those given in MediumAlternating-Current Machine Groupand all ratings ofalternating current motors and generators of therevolving field type of 450 rpm and slower speeds.Specifically excluded from the product scope of thisGroup are alternating-current generators for hydraulicturbine drives above 10,000 kVa.

5. Large Direct-Current Machine VotingClassificationAll direct-current motors and generators (specificallyincluding those for geared turbine drives) and motor-generator sets of ratings larger than those given inMedium Direct-Current Machine Group.

6. Small Machine GroupAll alternating-current motors built in frames smallerthan that frame having a continuous rating of 1 hp,open type, 17001750 rpm and all generators in thecorresponding frame sizes, excluding

6.1 Small synchronous motors of the type

generally used in household clocks andtiming devices.6.2 Motors and generators included

specifically in the scope of any otherGroup of the Motor and GeneratorSection

1-PE Power Electronics Section(See Arc Welding Section, Industrial AutomationControl Products and Systems Section)

1. Power Conversion Equipment used inUninterruptible Power Systems

Power conversion equipment used in uninterruptiblepower systems, including, but not limited to:

1.1 Static electrical power conversionequipment such as, but not limited to, thefollowing:1.1.1 AC/DC power converters1.1.2 DC/AC power converters1.1.3 AC/AC power converters1.1.4 DC/DC power converters

1.2 Flywheel energy storage systems

2. Power Conversion Equipment used inEnergy Producing Systems

Power conversion equipment used in energyproducing systems of 1000 V and below, including,but not limited to, the following energy producingsystems:

2.1 Microturbines2.2 Fuel cells equal to or larger than 1 kVA2.3 Photovoltaics2.4 Utility-connected power sources

3. Voltage RegulatorsEquipment of 1000 V and below that provides aregulated or filtered AC output such as, but notlimited to:

3.1 Active filters3.2 Dynamic voltage restorers3.3 Active power factor correction circuits

4. Battery Charger (Cycle Type) VotingClassification

Battery Chargers (cycle types) used in commercialand industrial battery powered applications such as,but not limited to:

4.1 Industrial truck4.2 Electric vehicle (off-road and on-road)4.3 Automatic guided vehicle

5. Excluded are Motor Drives

Arc welding power sources

Solid state transfer switches

Electronic tap changers

Constant voltage (ferro-resonant)transformers

Products covered in other NEMA sections

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LIGHTING SYSTEMSDIVISION

2-BL Ballast SectionThe scope of the Ballast Sectioncovers any device,other than the lamp itself, whose primary function isto provide operating power to a light source. Thisscope includes, but is not limited to:1. Electronic and electromagnetic ballasts used

for fluorescent, high intensity discharge (HID),and low pressure sodium (LPS) lightingsystems, used in both interior and exteriorapplications;

2. Transformers and other conversion devicesused in the operation of low voltage filamentlighting systems; and

3. Light emitting diode (LED) drive circuits andmicrowave power supplies for electrodeless

lamps.

2-EM Emergency Lighting SectionAutomatic, standby, emergency and auxiliary electricpower equipment of all voltages, rechargeablebattery operated, incorporating a charging means, abattery and switch over device to supply power toemergency and egress lighting loads automaticallyupon failure of the normal power supply. This scopealso specifically includes all types of electricallyilluminated exit and directional signs.

2-LC Lighting Controls SectionThe purpose of the Lighting Controls Section of theNEMA Lighting Division is to promote the benefits ofthe application of lighting controls, monitor andcommunicate about issues affecting lighting controlsand the lighting systems they serve, provide a forumfor manufacturers of lighting controls, lighting controlsystems and lighting equipment to address lightingcontrol systems issues of mutual concern, andresolve technical, market, and application issues forproducts within the Lighting Controls Section scope.

The Lighting Controls Section scope includes nonpower current carrying devices, techniques, and

protocols used in the control of lighting. Non-powercurrent carrying devices are devices that do notcarry line voltage current to the lighting (or other)loads. Low voltage power supplies typically powerthese devices, and they supply control data (inputsignals) to a master lighting controller or to thelighting control system. Thus, the Lighting ControlsSection scope includes the following:

1. Control devices (non power current carrying)1.1 Programmable master lighting controllers1.2 Light sensors1.3 Occupancy sensors1.4 Manual override sensors

1.4.1 On/off controls1.4.2 Light level controls1.4.3 Scene select controls

2. Lighting Controls Protocols2.1 Such as DALI controls protocols

3. Gateways between Lighting Controls Protocolsand Building Management Protocols

4. Existing and emerging lighting controltechnologies such as but not limited to:4.1 Wireless4.2 Power line carrier control of lighting

systems

2-LE Luminaire Section1. Lighting equipment made of any material or

combination of materials consisting of acomplete lighting unit (exclusive of the lightsource) designed and constructed to collect,distribute, direct, refract, reflect, or diffuse lightfrom any electric light source so as to providegeneral and/or localized artificial illumination forall work places in industry and/or for public,institutional and commercial interiors. Alsoincludes area lighting equipment made of anymaterial, or combination of materials, includinga means of suspension, and designed for usewith integral light sources, or separate lightsources, and designed and constructed to

collect, distribute, direct, refract, reflect, ordiffuse light from any electric light source toprovide general artificial illumination (includingsystems described as louvered ceilings,luminous panel ceilings, and shielded or baffledsystems). Includes products and systemsused to generate and/or conduct light from itssource through a light guide/optical fiber to oneor more locations for the purpose ofillumination.1.1 Sockets, fittings, attachments, glassware

and other accessories only when sold asan integral part of the lighting.

1.2 All lighting equipment as describedabove which uses any form ofincandescent lighting as its primaryintegrated light source.

1.3 All lighting equipment as describedabove which uses any form of highintensity discharge lighting (including lowpressure sodium) as its primaryintegrated light source.

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1.4 All lighting equipment as describedabove which uses any form offluorescent lighting as its primaryintegrated light source.

2. Lighting fixtures designed for outdoorapplication including incandescent, fluorescent,low pressure sodium, and high intensitydischarge (HID) fixtures. Products included fallwithin four basic categories:2.1 Roadway Lighting: Lighting fixtures

generally used for street, bridge, tunnel,roadway, interchange and highwayillumination.2.1.1 Architectural type fixtures:

Fixtures with roadway optics,architecturally pleasing in designand mounted up to 50 feetabove base.

2.1.2 Cobra Head fixtures: Fixtures ofthe generic type generally

classified as cobra headregardless of where fixture isused:Including cobra heads withvarious lens configurations.

2.1.3 High Mast fixtures: Fixturesmounted 50 feet or more abovebase.

2.1.4 Specialty Roadway fixtures:Including LPS, fluorescent, deepset-back and outdoor fixtures notincluded in 2.1.1, 2.1.2, or 2.1.3.

2.1.5 Dusk to Dawn fixtures: Outdoor

security fixture, near vertical(NEMA head 201 SA/RMA).

2.1.6 Luminaire supports, suspensionhangers and accessories notsold as an integral part of a poleand luminaire supportcombination. Also newels,ornamental brackets and fittings.

2.1.7 Photoelectric street lightingcontrol devices.

2.2 Area Lighting: Non-aimable lightinggenerally used for parking, walkways andcourtyards.

2.2.1 Architectural Large Area fixtures:Area lighting fixtures withwattage of 250 watts or more(not including high mastedlighting defined in 2.1.3 above).

2.2.2 Small Area fixtures: Includingpost top, building mounted andbollard fixtures using lamps ofless than 250 watts.

2.2.3 Garden, Patio, Yard and OtherResidential fixtures: Including allincandescent, fluorescent andHID/LPS type fixtures, butexcluding dusk to dawn fixturesdefined in 2.1.5.

2.2.4 Attachments, accessories andrepair and renewal parts ofproducts listed in Area Lighting.

2.3 Floodlighting: Aimable Lighting fixturesfor exterior application.2.3.1 General and heavy-duty

floodlighting fixtures.2.3.2 Sports lighting fixtures:

Luminaries designed for sportslighting applications.

2.3.3 R and PAR Type fixtures:Fixtures designed to use R-typeand PAR-type lamps.

2.3.4 Quartz Lighting fixtures: Quartz

fixtures of residential,commercial and industrialexterior applications.

2.3.5 Attachments, accessories andrepair and renewal parts forproducts listed in floodlighting.

2.4 Specialty Lighting: Special purposefixtures for signs, excluding those fixtureswithin the jurisdiction of the scope ofTransportation Management Systemsand Associated Control Devices Section,service station island, underwaterfountain, and pool lighting.

3. Adverse Location Lighting: Lighting unitsgenerally referred to as vapor-tight, explosion-proof, water-tight, dust-tight, and marine.3.1 Hazardous location lighting fixtures as

covered by UL 844.3.2 Marine duty lighting fixtures as covered

by UL 595.Excluded from the Section Scope are:

Searchlights (regardless of light source). Airport lighting equipment, such as runway

approach, runway taxiway and ramplighting.

Devices in the Scope of the Ballast Sectionof the Lighting Systems Division.

Lighting units generally referred to asresidential, showcase, exterior-floor,ornamental and residential portable lampssuch as but not limited to floor lamps, tablelamps, bed lamps, desk lamps, pin-uplamps.

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Renewal parts for products within theSection Scope unless specifically coveredabove.

2-LL Lamp SectionElectric lamps for general lighting including large

incandescent lamps, projection lamps, three-waylamps, reflector and PAR lamps, infrared lamps,tungsten halogen lamps, decorative lamps, specialpurpose incandescent lamps, miniature andsubminiature incandescent lamps (includingautomotive), sealed beam lamps, fluorescent lamps,compact fluorescent lamps (pin-based and mediumscrew-based), general lighting high intensitydischarge lamps, UV and miscellaneous electricdischarge lamps, lamps for holiday lighting.

Excluded from the Section scope are:

Stage, studio, and photographic lamps.

Light sources covered in the scope ofanother NEMA product section.

2-SL Solid State Lighting SectionThe Solid State Lighting Section encompassesproducts and technologies including but not limited tothe following:1. Semiconductor Light Sources Lighting

Emitting Diodes (LEDs), Laser Diodes, OrganicLEDs, and any other semiconductor lightsource. It will be generally understood thatsemiconductor light source refers to lightingdevices that utilize semiconductors as a light

source and not necessarily the semiconductoritself.2. Working jointly with other NEMA Sections, the

Section will also cover in its Product Scopethose aspects of the following which pertain tothe unique requirements of Solid State LightingDevices:2.1 Fixtures2.2 Luminaires and associated hardware2.3 Power supplies2.4 Mechanical and electronic controls2.5 Software for operation or control

ELECTRONICS DIVISION

3-DB Dry Battery Section1. Primary dry cell batteries such as dry cell

primary leclanche, alkaline primary

(manganese dioxide, silver, zinc air, mercury),and lithium type batteries. Reserve cells areexcluded.

2. Portable rechargeable batteries including butnot limited to sealed nickel cadmium, nickelmetal hydride, lithium, and zinc air. Lead acidcells are excluded.

3. Portable electric lighting devices designed tobe hand-carried or worn on the person andutilizing a self-contained or attached powersource. This includes general purpose,industrial, penlight and novelty, and militarytypes.

3-DC Residential & Commercial ControlsSection

(Also see Industrial Automation Control Products andSystems Section and Health Care Facility EquipmentSection)1. Automatic controls, mechanically, electro-

mechanically, electrically or electronicallyactuated, responsive to temperature, pressure,humidity, light, electrostatic effect, flow or liquidlevel, used in equipment or appliances forcomfort heating, air-conditioning, refrigeration,clothes washing, drying or ironing, personal

grooming, water heating or cooking.2. Panels for the control of air-conditioning andrefrigeration.

3. Panels for the control of electric comfortheating.

4. Relays which control the starting windings offractional horsepower split phase and capacitormotors used principally for the applicationsoutlined in paragraph 1.

5. Inherent overload protective devices forfractional and integral horsepower split phaseand capacitor motors used principally, but notexclusively for the applications outlined inparagraph 1.

6. Motor Driven and other types of programmingsequencing devices used principally for theapplications outlined in paragraph 1.

7. Class 2 and 3 transformers designed primarilyfor use with applications outlined in paragraph1.

The following are specifically excluded:

Refrigeration expansion and pressurecontrol valves.

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Manually operated nonelectric steam or hotwater specialties such as radiator valves,vent valves, temperature and pressurerelief valves, traps and steam regulatingaccessories.

Relays, contactors, starters and overload

devices which fall within the product scopeof the Industrial Control and SystemsSection.

Precision snap-acting switches which fallwithin the product scope of the PrecisionSnap-Acting Switch Section.

Constant level float valves for oil burners.

Transformers included in the scopes of theTransformers Products Section andElectrical Measurting Equipment Section.

3-SB Signaling Protection andCommunication Section

1. Signaling Protection and CommunicationSection1.1 Audible and visual signals, including bells,

horns, speakers and strobes for use in firealarm systems.

1.2 Automatic detectors for fire protection andother life safety hazards including heat,smoke, flame, gas biohazard detectors, etc

1.3 Smoke Alarms, CO Alarms and combinationAlarms.

1.4 Life safety protective signaling systemsinclude:1.4.1 Fire Detection and Notification

1.4.2 Mass Notification1.4.3 First Responder Interface1.4.4 Elevator Monitor Status1.4.5 BAS and Smoke Control Interface1.4.6 Suppression, Supervisory and other

Special Hazardous SystemMonitoring

1.4.7 Supervisory Signaling StationNotification

1.4.8 Electronic Security1.4.8.1 Access Control1.4.8.2 CCTV1.4.8.3 Intrusion

1.4.8.4 Combination Systems1.5 Two Voting Classifications have beenauthorized but are not yet organized.1.5.1 Paging Systems, Devices or

Accessories Voting Classificationpaging systems, devices oraccessories including those of theaudible and visual type.

1.5.2 Manual and Automatic OperatedContact Devices Voting

Classification manual and automaticoperated contact devices of the typeprincipally used as accessories for,or components of products fallingwith the scope of the Signaling,Protection and CommunicationSection.

2. Health Care Communication and EmergencyCall Systems Group2.1 Nurse Call Systems2.2 Doctor Paging Systems2.3 Room Monitoring Systems2.4 Other Healthcare Communications Methods

2.4.1 Patient Monitoring2.4.2 Patient Access Control

3-TS Transportation ManagementSystems and Associated Control

Devices SectionThe scope of the Transportation ManagementSystems and Associated Control Devices Section(TMSACD) includes, but is not limited to products,subsystems, equipment, components, and servicesprincipally used to design, install, operate, andmaintain vehicular transportation systems and relatedelements. The items included in the scope providethe means to realize integrated transport informationmanagement and control systems that arecompatible with the intermodal operation of IntelligentTransportation Systems. These items fall under thefollowing general categories:

1. Signal Display and Signal ElementsElements used to display and control the flow ofvehicular and pedestrian traffic consisting of, but notlimited to mechanical, electromechanical, and/orsolid-state devices and components. Theseelements are primarily used (a) for reporting ofvehicular and pedestrian traffic conditions and flows,and (b) for providing real-time information on trafficconditions to the motorist or pedestrian.

1.1 Annunciation devices, such as, signalheads, pedestrian displays, etc.

1.2 Changeable message signs (CMS) and

variable message signs (VMS)2. Fixed, Configurable and ProgrammableTraffic Controllers and Subassemblies

Elements used to execute traffic control algorithmsand coordinate other associated traffic controldevices.

2.1 TS1 traffic controllers2.2 TS2 traffic controller assemblies2.3 Model 170, 179, 2070 controllers

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2.4 Open advanced traffic controllers(OATC)

2.5 Conflict monitors2.6 Malfunction management units2.7 Auxiliary devices2.8 Ramp meters2.9 Arterial masters2.10 Field processors and controllers2.11 Variable geometry flow control units,

such as, reversible lane controllers, etc.2.12 VMS controller unit

3. Communications Interface Devices andSystems

Elements used to support the exchange of signals,data, and information between the elements of atransportation management system.

3.1 Bus interface units3.2 NTCIP interface units3.3 Radio interface units3.4 Telecommunications interface units,

such as, modems, circuit switches,bridges, etc.

4. Software and Firmware ModulesSoftware for Fixed, Configurable and ProgramableTraffic Controllers and Subassemblieselements,including, but not limited to the following:

4.1 Operating system software4.2 Program generation and management

software4.3 Network management software for

NTCIP units, etc.4.4 Communications network system

software4.5 Transportation management center

software

5. Mounting, Protection, Power Supply,and Fastening Equipment

Elements used to mount, contain, protect, or fastenthe device and components associated with thetransportation management system. All mechanical,electromechanical, electric and electronic equipmentused to provide power, housing, and physical supportfor Signal Display and Signal Elements, Fixed,Configurable and Programmable Traffic Controllersand Subassembliesand Communications InterfaceDevices and Systemselements, including, but notlimited to the following:

5.1 Terminals and facilities5.2 Cabinets and enclosures for signal,

signal and traffic control elements5.3 Traffic poles5.4 Load switches

6. Computing Assemblies forTransportation Management Systems

Elements used to supervise, coordinate, andprogram the elements of a transportationmanagement system. Computers and high-levelcontrollers used in a traffic management center to

monitor, control and supervise transportationmanagement systems for vehicular and pedestriantraffic within a single or multiple jurisdiction(s),including, but not limited to the following:

6.1 Stationary & mobile traffic managementcenter computers

6.2 Pollution monitoring computers6.3 Incident monitoring and reporting

stations6.4 Toll collection and management station

7. Associated Devices for TransportationSystem Management Control Devices

Devices used to support intermodal operation, such

as, dedicated platform controllers, displays, sensors,and actuators used in equipment to monitor, start,stop, and control the movement of pedestrian andvehicles across intermodal areas and to monitor theoperating environment, including, but not limited tothe following:

7.1 Air and water pollution sensors dedicatedfor monitoring transportationinfrastructure

7.2 Automatic Vehicle Location devices usedin traffic management systems

7.3 Data Collection and Monitoring devicesused to measure characteristics of roadusage (e.g. weight-in-motion)

7.4 Detection devices such as, inductive loopdetectors, traffic cameras, ultrasonic,sensors, etc.

Excluded from the Section scope are products,subsystems, equipment, components, and servicescovered within the scope of other NEMA sections.

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BUILDING SYSTEMSDIVISION5-CT Cable Tray SectionMetal cable trays are mechanical support systems for

cables, raceways, and insulated conductors and areclassified as follows:1. Ladder type.2. Trough-type3. Channel-type4. Single rail type5. Wire mesh/basket type6. Other cable tray systemsNon-metallic cable trays are mechanical supportsystems for cables, raceways, and insulatedconductors and are classified as follows:1. Ladder Type Aladder-type nonmetallic cable

tray is a pre-fabricated nonmetallic structure

consisting of two longitudinal side rails.2. Trough Type Atrough-type nonmetallic cabletray is a pre-fabricated nonmetallic structurewith ventilated or solid bottom within integral orseparate longitudinal side rails.

3. Other cable tray systems.

5-EN Enclosures SectionProducts covered by the NEMA Enclosures Sectioninclude metallic and non-metallic enclosures intendedfor use with electrical equipment, and associatedproducts used with these enclosures that meet theenvironmental requirements. Products include, but

are not limited to, enclosures without otherequipment installed, enclosures that form part ofanother product, enclosures that are intended for usein specific applications, and associated products thatprovide a part of the environmental protection whenused with these enclosures. Also included are:1. Wireway, Telephone Cabinets, Auxiliary gutter

and Auxiliary Enclosures: Wireway, auxiliarygutter, telephone cabinets and auxiliaryenclosures intended to house electrical circuitsand components:1.1 Wireway

Troughs with hinged or removablecovers for housing and protectingelectrical wires and cable in whichconductors are laid in place after thewireway(s) have been installed as acomplete system.

1.2 Auxiliary GuttersGutters which are intended tosupplement wiring spaces at metercenters, distribution centers,switchboards, and similar points of wiring

systems and which may encloseconductors or busbars, but which shallnot be used to enclose switches, over-current devices, appliances, or othersimilar equipment.

1.3 Telephone CabinetsCabinets with door(s) and lock(s)intended to house telephoneconnections.

1.4 Auxiliary EnclosuresAuxiliary enclosures which aremiscellaneous enclosures having hingedor screw covers intended to houseelectrical circuits and components.

These enclosures are intended to meet theenvironmental conditions described in NEMAStandard 250Enclosures for Electrical Equipment(1000 volts Maximum), and include the followingapplications:Non-Hazardous Locations Types 1, 2, 3, 3R, 3S,

4, 4X, 5, 6, 6P, 12, 12K and 13.Hazardous Locations Types 7, 8, 9, and 10.Hazardous locations (other than mines) are classifiedaccording to the flammability or combustibility of thematerials that may be present and also according tothe likelihood that a flammable or combustibleconcentration is present.

5-FB Conduit Fittings Section1. Fittings and accessories for use with rigid

metallic conduit, intermediate metal conduit,electrical metallic tubing, nonmetallic sheathedcables, portable cords, service entrance

cables, flexible metallic conduit, liquid-tightflexible metallic conduit, liquid-tight nonmetallicflexible conduit, armored and metal cladcables; including the following types:

2. Angle adapters; benders; bending hickeys;bushings (including insulating and cap);bushing nipples; conduit and cable straps;clamps; hangers and staples; conduit unions;cast conduit bodies, covers and cover gaskets;connectors; couplings; enlargers, entrancecaps, elbows and fittings (including gooseneckplate); fish wire, fixture hickeys and extensions;grounding and bonding fittings; insulated end

fittings; locknuts; panel extensions; reducers.3. Cast outlet boxes, covers and gaskets. Cast

junction and pull boxes, covers and gasketsand FS and FD boxes and accessories.

4. Excludes all products within the scope of thePin and Sleeve Plug, Receptacle, andConnector Section.

5. Excluded also are conduit elbows, threadedconduit couplings, conduit nipples, and

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electrical metallic tubing elbows, as included inthe product scope of the Steel Rigid Conduitand Electrical Metallic Tubing Section.

1. Hazardous Location Boxes and FittingsVoting Classification and Dues Center1.1 Includes cast outlet boxes, conduit

fittings, and cable sealing fittings forhazardous (classified) locations. (Note:UL Listing Categories include: EBNV,QBCR and/or CYMX.)

2. Cable Tie Voting Classification andDues Center2.1 Includes metallic, nometallic and

composite cable ties and associatedfixing devices within the scope of IEC62275 and UL 1565.

5-FU Fuse Section(Also see Wiring Device Section)

1. Non-renewable plug fuses.2. Non-renewable cartridge fuses, not exceeding

1000 volts AC 1200 volts DC or less.3. Renewable cartridge fuses and renewal links

or elements, 600 volts or less.4. Fuse holders and fuse blocks.5. Excluded are all other types, such as

miscellaneous and special purpose fuses.

5-HC Health Care Facility EquipmentSection

1. Medical Modular Walls and ConsolesIntegrated service centers and products that

comprise integrated service centers for patientutilities in health care facilities. Such utilitiesinclude, but are not necessarily limited to:1.1 Electrical power system distribution

equipment, grounded or isolated.1.2 Clinical gas and suction system

components.1.3 Intercommunication system components.1.4 Medical lighting fixtures and controls.

2. Isolating Systems and Panels Prefabricatedsystems designed to provide a source ofungrounded isolated power for patient areas ofhealth care facilities. Prefabricated power

and/or ground modules.3. Ancillary Equipment Isolation transformers, line

isolation monitors, ground integrity meters ormonitors, and other test equipment related topower sources in patient areas of health carefacilities.

4. Excluded are: Products within the productscope of other Sections of NEMA.

5-LVDE Low Voltage DistributionEquipment Section

The scope of the Low Voltage Distribution EquipmentSection comprises equipment primarily used inindustrial, commercial and residential applications todistribute and switch electrical power and to protect

the electrical circuit. Such equipment is rated at notmore than 1,000V AC nor 1,200V DC. The productsare in four distinct groups as shown below andinclude but are not limited to:

1. Molded Case Circuit Breakers ProductGroup1.1 Molded case circuit breakers interrupting

current in air, single and multi-pole,assembled as complete units insupporting and enclosing housings ofinsulating materials and providingoverload and/or short circuit protection.

Molded case circuit breakers includecircuit breakers, circuit breaker frames,and circuit breaker trip units. Devicesare thermal-magnetic, dual magnetic, orelectronic trip and may exist in a numberof styles including, but not limited to, thefollowing:1.1.1 Instantaneous only circuit

breakers (MCP)1.1.2 Circuit breakers and ground fault

circuit interrupter (GFCI)1.1.3 Circuit breaker with equipment

ground fault protection

1.1.4 Circuit breakers and arc faultcircuit interrupter (AFCI)1.1.5 Marine circuit breakers1.1.6 Naval circuit breakers1.1.7 Classified circuit breakers1.1.8 Mining duty circuit breakers1.1.9 Circuit breakers with secondary

surge arrestors1.1.10 Circuit breakers with transient

voltage surge suppressors(TVSS)

1.1.11 Circuit breakers for use withuninterruptible power supplies

1.1.12 Current limiting circuit breakers1.1.13 Integrally fused circuit breakers1.1.14 Remote control circuit breakers1.1.15 Circuit breakers with SWD, HID,

and/or HACR ratings1.1.16 Special purpose circuit breakers

1.2 Insulated case circuit breakersinterrupting current in air assembled ascomplete units in supporting andenclosing housings of insulating

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materials and providing overload andshort circuit protection. Insulated casecircuit breakers include circuit breakers,circuit breaker frames, and circuitbreaker trip units. Devices are thermalmagnetic or electronic trip and may existin a number of styles including, but notlimited to, the following:1.2.1 Naval circuit breakers1.2.2 Marine circuit breakers1.2.3 Mining duty circuit breakers1.2.4 Circuit breakers with HACR

ratings1.3 Molded case switches interrupting

current in air, single and multi-pole,consisting of molded case circuit breakerassemblies or insulated case circuitbreaker assemblies, without overloadtripping mechanisms, intended primarilyfor use as disconnectors or isolators.

1.4 Accessories and electrical and remoteoperating mechanisms, either internal orexternal, intended for use with moldedcase circuit breakers, insulated casecircuit breakers, and molded caseswitches, such as, but not limited to thefollowing:1.4.1 Trip elements (e.g. shunt trip, UV

trip).1.4.2 Ground Fault sensors, when

ground fault protection is integralwith the circuit breaker ortripping system.

1.4.3 Current limiting fuse elementsspecifically for use with moldedcase breakers, when the fuseelements are integral with thecircuit breakers.

1.4.4 Connection means including butnot limited to mounting bases,plug-in connections, drawoutbases, bus connectors, and wireconnectors

1.5 Enclosures of the type described inNEMA Standards Publication 250 -Enclosures for Electrical Equipment

(1000 Volts Maximum), intended tohouse single circuit breakers.Exclusions:

Renewal parts.

Molded case circuit breakers, interruptingin air, of the type used exclusively by thevarious branches of the Armed Forces ofthe United States.

Circuit Breaker products in the scope ofOutdoor High Voltage Power Circuit

Breaker Voting Classification.

2. Panelboards (Including Loadcenters)and Distribution Boards Product Group(See Switchgear Section and IndustrialAutomation Control Products & SystemsSection)

2.1 Panelboards and Enclosing CabinetsSingle panelboards, panel assemblies orgroups of panel units and accessoriessuitable for assembly in the form of asingle panelboard, intended forcommercial and industrial construction,including bus structure, equipmentenclosures, fronts, and with or withoutswitches and/or overload protectivedevices (fuses or circuit breakers) andground fault sensors. Includes door,lock, directory frame and gutter spacing.

2.2 Distribution SwitchboardsAssembliesof devices for switching, measuring,ground fault sensing, transformation,circuit control and/or protection usuallyassembled on a framework designed forfloor mounting.

2.3 Theater Control BoardsBoards for thecontrol of circuits including dimming oflights for theaters, auditoriums, schools,lodges, etc.2.3.1 Exclusions:

Resistance, reactor, electronicand auto-transformer dimmers.(Also see Industrial AutomationControl Products & Systems

Section)2.4 Load Center Equipment

2.4.1 Panelboard devices acceptingcircuit breaker or fusiblebranches with or without circuitbreaker or fusible mains andprimarily intended for residentialand light commercialconstruction.

2.4.2 Panelboard devices incombination with a single metersocket. These devices have oneor more main disconnects and

may or may not accept circuitbreaker or fusiblebranches/feeders.

2.4.3 Exclusions:Devices having receptacles ortheir provisions and intended foruse with supply cords. (See 2.7)

2.5 Combination meter socket and circuitbreaker equipment having multiple metersockets and circuit breakers. This

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category includes multiple or groupmetering and the accessories includingthe main disconnects, tap boxes, pullboxes, etc.

2.6 Power outlet and temporary servicedevices having receptacles and/or powercords or their provisions to supply powerto mobile homes, RVs, constructionsites, etc. This category of devices mayalso be combined with meter sockets.

2.7 Equipment Ground Fault ProtectionDevices Equipment ground faultprotection devices sold separately or asan integral part of the products in thisSections scope.

2.8 Specifically includedin the equipmentspecified in paragraphs 2.1 through 2.7are the enclosures that form a part ofthose items and meeting requirements ofone or more enclosure types specified in

NEMA Standards Publication 250.2.9 Specifically excluded from the scope are

products within the scopes of the ConduitFittings, Switchgear and IndustrialAutomation Control Products & SystemsSections.

3. Switches Product Group3.1. Air break switches, fused or unfused,

and their accessories open andenclosed, including but not limited to thefollowing:3.1.1 Disconnecting and Isolating

Switches (Safety Switches)

described as General Duty orHeavy Duty Butt contactswitches, blade contactswitches, and sliding contactswitches intended to serve aseither circuit disconnectors orisolators.

3.1.2 Bolted Pressure ContactSwitchesSwitches operating with amechanical tightening of themoving contact by the finalmotion of the operating

mechanism, intended to serveeither as circuit disconnectors orisolators.

3.1.3 High Pressure Butt ContactSwitchesSwitches having butt-typecontacts and a spring-chargedmechanism intended to serveeither as circuit disconnectors orisolators.

3.1.4 Pull Out SwitchesSeparately mounted, manuallyoperated, isolating ordisconnecting switches in whichthe switch is operated byphysically removing (pulling out)a section of the switch assembly.

Exclusions

Snap Switches (See Wiring Device Section)

4. Busway Product Group4.1 Products consisting of enclosed

sectionalized prefabricated busbars ratedat 100 amperes or more, and fittingsclassified as follows:4.1.1 Feeder Busways: Busway

having no plug-in openings andintended primarily for conductionelectric power from sources ofsupply to centers of distribution.

4.1.2 Plug-In Busways: Buswayhaving plug-in openings on oneor both sides at spaced intervalsand offering the means forelectrical connection of plug-in orbolt-on devices to the busbars.

4.1.3 Accessories:4.1.3.1 All power take-off

devices applicable tobusways within thescope of this Section.

4.1.3.2 All corrective, protective,and indicating devicesapplicable to busways

within the scope of thisSection.

4.1.4 Exclusions: Specificallyexcluded from this scope aretrolley ducts and lighting ducts.

Note: Busway enclosures may be constructed of ametallic, non-metallic, or composite material.

5-OS Outlet and Switch Box SectionGeneral:Metallic, nonmetallic, and composite electrical boxesof the type described in NEMA Outlet and Switch BoxStandards (e.g., NEMA OS 1 and NEMA OS 2), for

use in applications of 1000 volts AC and 1200 voltsDC or less.Included are:1. 100 cubic inches (1640 cm

3) or less in volume,

including flush and surface mounted deviceboxes, outlet boxes, multiple gang boxes, utilityboxes, and boxes with provision for supportingof fixtures or ceiling suspended fans, andconduit bodies having volume markings.

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2. Multiple gang device boxes greater than 100cubic inches (1639 cm

3).

3. Floor boxes, concrete rings/boxes.4. Specialty boxes including but not limited to

swimming pool junction boxes, multiple gangtypes used to separate electric light, power,Class 1, and non-power limited fire alarmcircuits from Class 2 and Class 3 circuits, andboxes specifically to house Class 2 and Class3 circuits.

5. Box accessories including but not limited toextension rings, bar hangers, box extendersand covers, except flush device cover plates.

Excluded are:

Boxes and cabinets which have interior pre-assembled wiring.

Hinged cover and pre-assembled screw covermetal cabinets.

Junction boxes and fittings for under floor ductsystems.

Fittings and accessories manufactured as part ofsurface raceway systems.

Combination and parts of such excludedproducts.

Products within the scope of other NEMASections.

FS and FD boxes.

5-PP Ground Fault Personnel ProtectionSection

1. The purpose of this Section is to further thedevelopment of, in association with other

related NEMA Sections, technology,application standards, product standards, andconsumer and user education.

2. The products included are intended primarily toprotect normal* human beings from harmfuleffects of electric shock by sensing groundfault(s) and/or leakage current(s) on groundedand/or ungrounded systems rated 1000 voltsAC or DC and below, and interrupting theelectric circuit to the load when a fault currentto ground and/or leakage current(s) exceedssome predetermined value that is less than thatrequired to operate the over-current protective

device of the supply circuit.3. The interrupting mechanism of this equipmentmay be separate from the sensing device orintegral with the sensing device. Ground faultcircuit interrupters may be combined with othersignaling or limiting products.

4. Excluded are products primarily intended forground fault protection for equipment.

*The word normal as used here is intended toexclude persons who are electrically sensitive, eitherbecause of their unusual current conductivity or aphysical defect.

5-PR Pin and Sleeve Plug, Receptacle,

and Connector SectionField wireable current-carrying plugs, receptaclesand connectors of the pin and sleeve type whichserve as connections for power, control or signalingfor use on both AC and DC circuits. Also, includedare field mechanically and electrically interlockingtypes.

5RN Steel Conduit and ElectricalMetallic Tubing Section

1. Rigid steel conduit, including elbows, threadedcouplings, and nipples customarily furnishedon or with rigid steel conduit.

2. Steel electrical metallic tubing, includingelbows customarily furnished with steelelectrical metallic tubing.

3. Steel intermediate metal conduit includingelbows, threaded coupling, and nipplescustomarily furnished on or with steelintermediate metal conduit.

5-TC Polymer Raceway ProductsSection

1. Polymer raceway products. Polymerraceways, fittings and accessories systemsintended for electrical and selectedcommunication and signaling applications. Forpurposes of this scope, polymer racewaysystems are enclosed channels designedexpressly for holding wires, cables, or busbarsas covered by the following categories:1.1 Thermoplastic Raceway Voting

Classification1.1.1 Thermoplastic raceway1.1.2 Thermoplastic elbows, conduit

bodies, and fittings1.1.3 Thermoplastic boxes1.1.4 Accessories for use with

thermoplastic raceways

1.2 Thermoset Raceway VotingClassification1.2.1 Thermoset raceway1.2.2 Thermoset elbows, conduit

bodies, and fittings1.2.3 Thermoset boxes1.2.4 Accessories for use with

thermoset raceways

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2. Specifically included are rigid nonmetallicconduit, flexible nonmetallic conduit and liquid-tight extra flexible nonmetallic conduit,polyethylene and polyolefin conduit, polymerguards (anti-climbing, guy, pole hub, groundwire, riser cables, tree and u-cable),nonmetallic wire duct, and, polymer underfloorand surface nonmetallic raceways. Specificallyexcluded are wireways, auxiliary gutters, andenclosures, as well as those products coveredwithin the scopes of the Outlet and SwitchboxSection, Conduit Fittings Section, PanelboardProduct Group, and Busway Product Group.

3. Surface metal raceway and strut-type channelraceway.

5-VS Low Voltage Surge ProtectiveDevices Section

1 For low-voltage power, control and

communications systems.1.1 For surge suppression on circuits rated1000v (RMS) ac and below:

1.2 For surge suppression on circuits rated1500 dc and below.

2 These devices include components, modules,assemblies, or hybrid circuits comprised ofactive or passive elements (linear or non-linear) or any combination of these elements,packaged to divert, clamp, filter or in any otherway limit surge voltages.

5-WD Wiring Device Section

1. 5-WD-1 Current-Carrying Wiring Devicesand Certain Non-Current-CarryingWiring Devices and Supplies

(Also see Industrial Automation Control Products andSystems Section, Fuse Section, and SwitchesProduct Group)1. The product scope of the Wiring Device

Section covers certain current-carrying wiringdevices and certain non-current-carrying wiringdevices and supplies. These are defined asfollows:1.1 Current-Carrying Wiring Devices. A

current-carrying wiring device is defined

as an electrical or electronic product thatserves primarily as a connection and/orcontrol point for electrical circuits within arange of 0 to 400 amperes 0-600 voltsAC, DC and AC-DC (660 watts, 1000 vacfluorescent) and which may possiblyconsume energy in the performance ofits prime functions.1.1.1 Lampholders:

1.1.1.1 IncandescentNon-metallic outer shell,threaded, medium baseonly, key, keyless, pushthrough and pull types(excluding outlet boxtype and socketinteriors). Metal outershell, threaded, mediumbase only, key, keyless,push through and pulltypes (Excluding outletbox type and socketinteriors).Outlet box, threadedmedium base only, pulland keyless types.Weatherproof, threaded,medium base only.All other incandescent

(including but not limitedto admedium, bayonet,candelabra, cleat,fixture, husk,intermediate, lumiline,medium, miniature,mogul, pin-type, sign,socket interiors soldseparately, all bases).

1.1.1.2 FluorescentBi-pinSlimline.All other fluorescent

(including but not limitedto recessed contact,circline, panelescent andstarter holders).

1.1.1.3 All other lampholders(including but not limitedto cold cathode, neonand quartz lamps).

1.1.2 Convenience and Power OutletsGeneral use types includingthose with integral GFCI, AFCI,protection). (Except pin andsleeve, appliance and radio

1.1.2.1 2-pole, 2-wire, (flush, alltypes, all amperages).1.1.2.2 2-pole, 3-wire and up

flush).Locking, 15 amperesand under.Locking, 20 amperesand over.Non-locking, 15 amperesand under.

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Non-locking, 20 amperesand over.

1.1.2.3 Other types, e.g.,surface outlets.

1.1.3 Attachment Plug Caps andFlangedInlets (including motor bases).General use types, includingfused, fuseless, switch andswitchless including attachmentplugs with integral GFCI, AFCIand LCDI protection. (Excludingpin and sleeve, appliance andradio-television types).1.1.3.1 2-pole, 2-wire, all types,

all amperages.1.1.3.2 2-pole, 3-wire and up.

Locking, 15 amperesand under. Locking, 20amperes and over.

Non-locking, 15 amperesand under.Non-locking, 20 amperesand over.

1.1.4 Connector Bodies and FlangedOutletsGeneral use including fused,fuseless, switch and switchless.(Excluding pin and sleeve,appliance and radio-televisiontypes).1.1.4.1 2-pole, 2-wire, all types,

all amperages.

1.1.4.2 2-pole, 3-wire and up.Locking, 15 amperesand under.Locking, 20 amperesand over.Non-locking, 15 amperesand under.Non-Locking, 20amperes and over.

1.1.5 Switches, General Use1.1.5.1 AC flush mounted

(exceptmercury)

Single pole15amperes and under.Single poleover 15amperes.Other than single pole(including but not limitedto double pole 3-way, 4-wayall amperages.

1.1.5.2 AC-DC flush mounted(except

mercury) Single pole - allamperages. Other thansingle pole (Including butnot limited to double pole3-way, 4-way).

1.1.5.3 All others (including butnot limited to surfacemounted).

1.1.5.4 Dimmers SwitchesIncandescentInfinitely variable600watts or less.Infinitely variableover600watts.All others (including butnotlimited to high-lowswitchesand software driven).

Fluorescent, All types,All ratings.High IntensityDischargeAll types, Allratings.

1.1.5.5 Touch SwitchesAlltypes, All ratings.

1.1.5.6 Remote ControlSwitchesAll types, allratings, of remote controlswitches for the purposeof remotely performingsuch functions as turning

equipment on and off,speed control, volumecontrol, intensity control,or programming. Theymay be hand-held, plug-in or suitable for outletbox installation. Suchswitches include, but arenot limited to thefollowing types:Radio frequency Powerlinecarrier

InfraredSound Activated-VoiceRandom NoiseSpecific whistleSpecifically excluded areremote control switchesof the type included inthe scope of theIndustrial Control andSystems Section.

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1.1.5.7 Motion SensingSwitchesAll types, allratings of motion sensingswitches primarilyintended for use incontrolling lightingcircuits or convenienceoutlets in residential andcommercialoccupancies. Thesedevices may be surfacemounted, or mounted inanoutlet box. Sensingmeans may include, butare not limited to:PhotocellPassive InfraredUltrasonicMicrowave

1.1.5.8 Timer SwitchesBranchcircuit types, all ratings,primarily intended forcontrolling lighting and/orconvenience outlets inresidential andcommercialoccupancies. Thesedevices may be surface-mounted, or mounted inan outlet box. Timingmeans include, but arenot limited to:

FixedMechanical ClockOperatedSolid StateProgrammableSoftware Driven

1.1.5.9 Ceiling Fan SpeedControlSwitchesAll types, allratings.

1.1.6 Multiple Outlet Assemblies,Surface Extensions and PowerDistribution Poles, including

relocatable power taps withoutsurge protection including thosewith integral GFCI, AFCI andLCDI protection.

1.1.7 Certain Miscellaneous CurrentCarrying Wiring Devicesincluding those with integralGFCI, AFCI, protection.1.1.7.1 Combination devices.1.1.7.2 Fluorescent starters.

1.1.7.3 Adapters, current tapsand cube taps.

1.1.7.4 Pilot lights (flushmountedoutlet box type).

1.2 Non-Current Carrying Wiring Devicesand SuppliesNon-current carrying wiring devices andsupplies are those products utilized inconjunction with the installation andoperation of current carrying wiringdevices.1.2.1 Switch, Outlet, FM/TV, Blank and

Telephone Plates1.2.1.1 Metallic.1.2.1.2 Non-metallic.

1.2.2 Certain Miscellaneous Non-Current Carrying Wiring Devices(Including but not limited tochain, connectors and end bells,

elastomer covers for plugs andconnectors, insulating links, pilot

jewels, plate screws, pull cords,yokes, and child safety caps).

Excluded are:

Appliance switches.

Cutouts designed for bus bar assembly only.

Enclosing cabinets.

Fuses, circuit breakers, and safety switches.

Products of the type principally used inautomobiles and aircraft.

Knife, time, solenoid and automotive switches.

Pin and sleeve type or pin and socket typedevices.

Products of the type principally designed for usein hazardous areas, i.e., explosion-proof, dust-ignition-proof.

Products of the type principally used in radio andtelevision equipment.

Terminal blocks. (Industrial Automation ControlProducts and Systems Section).

Precision snap-acting switches.

Photo electric relays.

Products within the product scope of anotherNEMA Subdivision.

2. Undercarpet Premise WiringSystemsUndercarpet premise wiring systems for powerdistribution, telecommunications, and datacommunications for applications of 600 volts or less.These systems normally include such items as flatconductor power cable, undercarpet telephone anddata cable, associated shielding, connectors,terminators, adapters, boxes and devices.

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INSULATING MATERIALSDIVISION

6-IM Insulating Materials Section

1. Flexible Insulation and Mica VotingClassificationAll flexible sheet and tape materials used forelectrical insulation, and all forms of built-up electricalinsulation comprising mica splittings and/or micapaper in combination with suitable binders, and withor without re-enforcing materials and products madethere from. Excluded are fish paper and thoseproducts falling within the scope of the IndustrialLaminate Section.

2. Industrial Laminate Voting ClassificationThe basic product scope of this Section consists of

laminated plastics in any form (but excludingfabricated parts) using papers, fibers (woven orother) or other materials as a reinforcement withthermosetting or thermoplastic resins as binder.

1. Electromechanical Laminates VotingClassificationUnclad laminates primarily used for electricalinsulation (excluding unclad laminates usedas base in additive circuitry processes).

2. Electronics Laminates VotingClassificationAll metal-clad laminates and unclad materialsused as a base in additive circuitry

processes. Also, included are B-stageprepregs (semi-cured materials) for use asan adhesive and/or encapsulating layer ofmulti-layer circuitry.

3. Electrical Insulating Resins VotingClassification

The product scope of the Section comprises theproduct scopes of its constituent Groups.

Excluded from both Groups: Resins and compoundsused in products of the Insulating Materials and Wireand Cable Divisions as defined in the NEMA Product

Scopes, and compounds containing more than 50%silicone in the resin portion, all molding and coatingpowders, and core-plate enamels.

1. Synthetic Organic Resin GroupSynthetic organic resins/polymers andhardeners used as thermoset orthermoplastic electrical or electronicinsulation, except for sales to manufacturers

of compounded products described in theResin Combinations Group.

2. Resin Combinations GroupProducts in the Synthetic Organic ResinGroup in combination with solvents,

additives, fillers, reinforcing materials, andcuring agents.

4. Electrical Tubing and Sleeving VotingClassification

The product scope of the Section includes flexibleand semi-rigid electrical insulating tubular products,but not limited to: Fabric-based plastic and rubber,including heat-shrinkable and spiral wound products.

6-LD Decorative Laminate SectionDecorative laminated plastic sheets and other forms,composed of papers, fabrics, and/or other cores

using thermosetting condensation resins as a bindermaterial, laminated at a minimum of 750 pounds persquare inch.

6-MW Magnet Wire Section1. All insulated conductors of the types generally

used in the creation of an electromagnetic field.2. Excludedare bare electrical conductors of all

shapes.

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WIRE AND CABLEDIVISION

7-HW High Performance Wire and Cable

Section1. Wires and cables, produced to both domesticand international standards and specifications,which are used primarily with devices whichproduce, transmit, receive, detect, distribute,control, record, or modify electrical signals andpower.

2. Specifically included are insulated signal andcommunications wire and cable, including voiceand data types used for internal premises wiring,and such products as coaxial cable, microphonecable, hookup wire, appliance wiring material,multiconductor electronic cable, flat cable, motorlead wire, power-limited circuit cable, CATV dropand trunk lines, thermocouple wire, thermostatcable, shipboard, airframe, automotive, andtransit wire and cable.

3. Excluded are exterior telephone (distribution)cables and other wire and cable types, which arespecifically included in the scope of any otherNEMA product section.

4. Fabricated conductors uninsulated electricalconductors, solid or composite-strands,fabricated of copper alloys, bare or metal clad.

7-MO Modular Wire SectionThe Product Scope of the NEMA Modular WiringSection covers wiring systems used in outdoorlocations, field-installed wiring assemblies using off-site manufactured subassemblies for branch circuits,remote control circuits, signaling circuits, andcommunication circuits in accessible areas. Theproduct included under this scope (as found in UL183-Manufactured Wiring Systems) are to beinstalled in accordance with Article 604 of theNational Electrical Code, ANSI/NFPA 70.

7-RV/7-VR Building Wire and Cable /Power and Control Cable Section

1. Building Wire and Cable Group VotingClassificationThe following products shall be within the jurisdictionof this Group:

1.1 All types of building wires and cables asidentified in the National Electrical Code(NEC), Underwriters Laboratories (UL)standards, Canadian Electrical Code(CEC), Canadian Standards Association(CSA) standards, Mexican Electrical

Code (MEC), and Asociacin Nacionalde Normalizacin y Certificacin delSector Elctrico (ANCE) standards.1.1.1 UL, CSA and ANCE categories

of building wire as follows:UL/CSA/ANCE Standard,CategoryUL 4/CSA C22.2.2 No. 51,Armored CablesUL 44/CSA C22.2 No. 38/NMX-J-451, Thermoset-InsulatedWires and CablesUL 83/CSA C22.2 No. 75/NMX-J-010, Thermoplastic InsulatedWires and CablesUL 493, Thermoplastic InsulatedUnderground Feeder and BranchCircuit CablesUL 719/CSA C22.2 No. 48,Nonmetallic Sheathed Cables

UL 854/CSA C22.2 No. 52,Service Entrance Cablesincluding single, paralleled, orcabled conductors, with XLPinsulation, with or without anoverall covering, which areNRTL Listed as Type SE, TypeUSE or USE-2 combined withanother NRTL Type on the samewire or cable. Excluded aresimilar constructions with rubberinsulation which are reported inthe scope of the Power and

Control Cable Section.UL 1063/CSA C22.2 No. 127,Machine Tool Wires and Cables

/ Equipment WiresUL 1569, Metal Clad Cables -600V Type MC cables containing4 conductors or less, in sizes 14- 10 AWG, sold in standardpackages and utilized as abuilding wire.

1.1.2 Product construction and wireand cable types within thecategories identified in 1.1.1 are

described in the NEC CEC, MECand the NEMA Guide forClassification of all Types ofInsulated Wire and Cable, and inthe standards referenced herein.

1.1.3 Specifically excluded are wireand cable products usedprimarily in utility stations orindustrial power wiring systems.

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1.2 All types of flexible metal conduit asidentified in Article 348 of the NationalElectrical Code (NEC) and incompliance with UL 1/CSA C22.2 No. 56.All types of liquidtight flexible metalconduit as identified in Article 350 of theNational Electrical Code (NEC) and incompliance with UL 360/CSA C22.2 No.56.

2. Power and Control Cable Group VotingClassification2.1 All types of solid dielectric insulated

wires and cables including thermosetting(XLPE and rubber) and thermoplastic,single and multiconductor, jacketed,sheathed, or armored for power andcontrol applications.

2.2 Specifically included are the following

cables as may be defined in the NECand the NEMA Classification of All Typesof Insulated Wire and Cable Products.2.2.1 0 to 2000 Volt Power and Control

CableAirport Lighting CableBus Drop CableCables multiplexed or paralleled,with or without concentricneutralsCathodic Protection CableControl CableFire Alarm CableFire-Protective Signalling Cable,non-power limitedType FCC Flat Conductor CableGas Tube Sign and IgnitionCableType ITC Instrumentation TrayCableIrrigation CableLocomotive CableType MC Metal Clad CableNetwork CableOil Well CablePole and Bracket CablePower Cable

Secondary UndergroundDistributionCableSeries Lighting CableService Drop and SecondaryCableService Entrance Cableincluding single, paralleled, orcabled conductors, with rubber

insulation, with or without anoverall covering, which areNRTL Listed as Type USE orUSE-2 combined with anotherNRTL Type on the same wire orcable. Excluded are similarconstructions with XLP insulationwhich are reported in the scopeof the Building Wire and CableSection.Spacer Cable & Primary AerialCableSubmarine CableType TC Power & Control TrayCableTraffic Control & Signal CableWater Well Pump Cable,Armored andUnarmored

2.2.2 2001 to 15kV

Airport Lighting CableOil Well CableType MV Power CableType MV/MC Metal Clad CablePole and Bracket CablePower CablePrimary UndergroundDistribution CableStreet Lighting CableSubmarine Power Cable

2.2.3 15.1kV and OverType MV Power CableType MV/MC Metal Clad Cable

Power CablePrimary UndergroundDistributionCablesSubmarine Power CableTransmission Cable

2.2.4 Welding Cable (All Types)2.2.5 Paper Power Cable

Paper insulated cable of thetypes used for the transmissionand distribution of electricalenergy, except dry paperapparatus leads, and excluding

pipe, oil, accessories andsupervision.2.2.6 Thermoset, and other types of

low energy circuit control cable,except cable insulation withasbestos.

2.3 Specifically excluded are:2.3.1 Wires and Cables suitable for

applications of 135C and overreported in the scope of the High

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Performance Wire and CableSection.

2.3.2 Rubber sheathed portable cordsand cables reported in thescopes of the Portable PowerCable Group and Dues Centerand the Flexible Cords Section.

2.3.3 Such types of shipboard cableas IEEE-45 and MIL-C-915.

2.3.4 Types of cable reported in thescope of the Building Wire andCable Section.

2.3.5 600V Type MC cable in sizes 10AWG or smaller, 4 conductors orless, sold in standard packagesand utilized as a building wire,shall be within the scope of theBuilding Wire and Cable Section.

3. Portable Power Cable Group and DuesCenter

3.1 Mining and earth moving machinerycable involving insulated cable used inpower supply applications with miningand dredging machinery, as follows:3.1.1 Bore hole and dredge cable,

armored and unarmored (allvoltages).

3.1.2 Mining and earth movingmachine cable (all voltages)including:mine locomotive reel cablemine shuttle car cablemine drill cableearth moving machine cablemine cable, flat, round, single ormulticonductor Type W, G, G-GC, etc., shovel cable, TypesSHD and SHD-GC, etc.

3.1.3 Mine power feeder cable, (allvoltages);

3.2 Excluded are all cables in the scope ofthe Flexible Cords Section.

7-XC Flexible Cords Section

1. Fixture and Appliance Wire VotingClassification and Dues Center

1.1 All fixture wires, appliance wires andflexible cords as so classified by theNational Electrical Code, by UnderwritersLaboratories Inc., or by CanadianStandards Association excluding thosetypes specifically covered in the Powerand Control Cable Section, the Building

Wire and Cable Section, and the HighPerformance Wire and Cable Section. Itincludes but is not limited to the following:C HPDCL751 HPNCL752 HSJCL901 HSJOCL902 HSJOOCL903 PDCL904 POT-64CL906 POT TinselCL907 PXTCL908 PXWTCL909 RFH-2CL1051 SCL1052 SECL5053 SEOCL1054 SEOOCL1055 SJCL1151 SJE

CL1152 SJEOCL1251 SJEOOCL1252 SJOCL1253 SJOOCL1254 SJTCL1255 SPE-1CXTW SPE-2CXWT SPE-3DR SPT-1DRT SPT-2E SPT-3EO SRDETP SRDE

ETT SRDTFFH-2 STGTFC SP-1GTFPD SP-2GTFPO SP-3STO TEWNSTOO TFSTW TFFSV TFFNSVE TFNSVEO TPTSVEOO TSSVO TST

SVOO TVCSVT TXSVTO TXFSVTOO TXFWSJTO XTWSJTOO XFSJOWSJTWSOSOO

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SOW

1.2 Variation in the above cordage typesdesignate special characteristics such asoil resistant, outdoor (W types), andadditional items of a specific constructionnature are also covered.

1.3 Excluded are the following types havingratings above 135C, which are coveredin the scope of High Performance Wireand Cable Section:CL-1501 PTFCL-1502 PTFFCL-2001 SF-1PF SF-2PFF SFF-1PGF SFF-2PGFF XFF

2. Power Supply Cord and Cord SetsVoting Classification and Dues Center

Seasonal use cord sets (UL 817), cord sets andpower-supply cords, flexible and applicable wire ofthe types included in Fixture and Appliance WireVoting Classification and Dues Center, cut to length,with any trimming operation thereon, and with orwithout a molded on fitting or an attached wiringdevice.

3. Industrial Portable Power Cable VotingClassification and Dues Center

Portable power cables and electric vehicle cablesincluding the following types:Portable power cable type PPEFlexible stage and lighting power cable types SC,SCE, SCTElectric vehicle charging cable types EV, EVE, EVT

4. Plug Blades Voting Classification andDues Center

Blades, pins, and female contacts for 100 and 250-volt power cords including pre-assembled male andfemale inserts for automated and semi-automatedproduction.

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POWER EQUIPMENTDIVISION

8-CC Electrical Connector Section

1. 8-CC-I Electric Power Connector VotingClassificationAll connectors whether bolted, welded, or expansionfittings of the type generally used in the constructionof indoor and outdoor substations.Specifically excluded from the scope are:

Connectors generally used for indoor wiring ofindustrial, commercial, or residential buildings.

Components of equipment which are to bereported as part of the ultimate product in itsappropriate group.

Those connectors in which the pressure to fix theconnector to the electrical conductor is applied

externally, changing the size and/or shape of theconnector.

Those products which are included in the productscopes of other Voting Classifications or otherNEMA Subdivisions.

2. Pressure Connector VotingClassification

Pressure Connectors of the kind generally used ininstallations conforming to the National ElectricalCode, for terminating or joining No. 8 AWG andlarger electrical conductors.

2.1 Pressure Connectors are of the following

types:2.1.1 Those in which the pressure to

fix the connector to the electricalconductor is applied by integralscrew, cone, or other mechanicalmeans.

2.1.2 Those in which the pressure tofix the connector to the electricalconductor is applied externally,changing the size and/or shapeof the connector.

2.2 Insulation piercing copper & aluminum2.2.1 Mechanical tool applied

2.2.2 Other installation means (e.g.new technology)Specifically excluded from this product scope are thefollowing:

Those products which are included in the productscopes of other NEMA Subdivisions.

Fixture or pig-tail connectors such as, but notlimited to, wire nuts.

Strips of connectors suitable for automaticinstallation.

Insulated connectors of the type described inparagraph 2 above.

3. Overhead Lines Connector VotingClassification

Connectors for outdoor overhead lines, as described

in the following categories:3.1 Split bolt and vise type connectors, with

and without washers or spacers.Includes copper split bolts and vise typeconnectors, aluminum split bolt and visetype connectors, and plated split bolt andvise type connectors, unfilled or filledwith compound. Service entranceconnectors, bolted & mechanical type,copper or aluminum, with or withoutwashers or spacers.

3.2 Bolted clamps and U-bolt parallelconnectors and/or clamps, clamps with

one or more bolts, copper or aluminum,plated or un-plated, with or withoutspacers, including center bolt type, withor without liners, unfilled or filled withinhibitor or contact paste.

3.3 Compression splices, dead-ends andrepair sleeves, tool installed, full orpartial tension for connecting overheadline conductors. Full tension sleeves forACSR may be of the double or single-sleeve type.

3.4 Compression parallel tap connectors,tool installed, copper or aluminum, platedor unplated, filled or unfilled with inhibitorcontact paste, with or without tabs, onepiece assemblies.

3.5 Hot line or hot tap clamps, either V type main and eye bolt tap or parallelgroove main and tap types, designed tobe manually installed on overheadconductors with conventional shotgunhot sticks.

3.6 Wedge connectors, copper & aluminum3.6.1 Fired-on using a pyrotechnic

charge3.6.2 Mechanical tool applied3.6.3 Other installation means

3.7 Insulation piercing copper & aluminum3.7.1 Mechanical tool applied3.7.2 Other installation means

4. Underground Distribution Type CableConnectors and Accessories VotingClassification

Insulated or uninsulated separable and non-separable, cable connectors, splices, joints and

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accessories involving the connecting of cable tocable, or cable to equipment at voltages from 125volts up through and including 69 kV. Applicationsinclude non-utility as well as utility electricaldistribution systems, and cover all conductor sizescommonly employed in commercial, industrial, urban,residential and street lighting systems.

4.1 Included are:4.1.1 Low Voltage Connectors,

insulated oruninsulated mechanical orcompression, for application inresidential andmedium density undergrounddistribu-tion circuits operating at 600volts orbelow. Typical productdescriptions are:4.1.1.1 Junction bars;

associatedterminals or plugconnectors.

4.1.1.2 Multi-conductorterminals for

joining cable totransformerspades or studs.

4.1.1.3 Insulated splices orsplice kits, consisting ofboth bare connector andinsulating materials.

4.1.2 Voltage Insulated Connectors,

separable and non-separable,functioning as connectors,splices, cable joints,terminations, or circuit elementhousings, in shielded cablesystems operating at voltagesabove 600 volts. Typical productdescriptions are:4.1.2.1 Elbow connectors or

termina-tors, bushing wellinserts, junctionmodules, and operation

accessories, loadbreakand non-loadbreak (de-energized), fused andunfused.

4.1.2.2 Splices, taps, cablejoints,plugs, receptacles andaccessories.

4.1.2.3 Insulated splices orsplice kits, consisting of

both bare connector andinsulating materials.

4.1.3 Connector Components installedin or on equipment that ultimatelywill be joined to, and functionwith, connectors described inparagraphs 1 and 2. Typicalproduct descriptions are:4.1.3.1 Bushings, loadbreak and

non-loadbreak de-energized), high or lowvoltage.

4.1.3.2 Bushing wells.4.1.3.3 Parking stands and

operatingaccessories.

Excluded are:

Low Voltage, insulated or uninsulated,connectors, junctions, cable limiters, and limiterassemblies recommended for, and expressly

designed to meet performance and applicationrequirements of underground distribution networksystems.

High Voltage cable terminating devicesperforming the functions of pothead terminators,or stress cones in cable riser or equipmentterminal applications.

Tapes, insulation kits, or insulation materials thatare not part of kits thatinclude connectors for the cable conductor.

Lead Wiping Sleeves, stuffing boxes, or otherdevices used to terminate paper, cloth, or liquidimpregnated cable insulation system.

5. Grounding Products VotingClassification

Includes:5.1 Copper-clad, zinc-plated, hot-dip

galvanized and stainless steel groundrods.

5.2 Couplers for copper-clad, zinc-plated, hot-dip galvanized and stainless steel groundrods.

5.3 Chemical rods and other technologies5.4 Connectors

5.4.1 Mechanical, including ground

clamps for station construction.5.4.2 Hydraulic installed.5.4.3 Fired-on installation.5.4.4 Installed by other means (e.g.

exothermic, et.al.).

6. Installation Tooling ClassificationIncludes:

6.1 Mechanical

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6.2 Hydralic6.2.1 Low pressure, 3000 lb/in2.

6.3 Battery powered tools.6.4 Pyrotechnic (firing-on).6.5 Other means (new technology).

8-CP Capacitor Section(Also see Surge Arrester Section)Includes Power Capacitors only of the followingtypes:1. Shunt Capacitors

1.1 Capacitor units of 1/2 kVa and larger forpower factor improvement and other lowfrequency AC applications.

1.2 Assemblies of capacitor units withaccessories and control to form completecapacitor installations.

2. Series Capacitors2.1 Capacitor units of 1/2 kVa and larger for

series connection in low frequency accircuits.

2.2 Assemblies of capacitor units withaccessories and control to form completecapacitor installations.

8-EI Electrical Measuring EquipmentSection

8-EI1 Electrical Metering Group and DuesCenter

Electro-mechanical and solid-state equipment andsystems for measurement, display, recording,

processing and telemetry for electricity metering andassociated information. Such equipment and systemsto include electricity meters for measurement of realand reactive energy and demand; time-of-usemeters; demand recording and translating systems;load management and data acquisition componentsintended for use, by or under the direction andcontrol of an electrical utility, for the measurement,telemetry, and/or control of electricity consumed byutility customers; as well as renewal parts thereof,and such other devices as are used exclusively forthe measurement and/or control of electricity.

Excluded are products and systems in the productscope of other NEMA subdivisions where suchproducts and systems differ in primary function.

1.1 Electromechanical Electricity MeteringVoting Classification1.1.1 Electromechanical watthour

meters, combinedelectromechanical watthourand demand meters, combined

electro-mechanical watthourmeters and control devices,electromechanical time-of-usewatthour meters,electromechanical demandmeters, and magnetic tape pulserecorders, as well as renewalparts thereof, and such otherelectromechanical or compoundtechnology devices as are usedexclusively for the measurementand control of energy and/ordemand.

1.1.2 The products to be covered bythe above scope are:Induction Watthour MetersMechanical Demand RegistersThermal Demand RegistersMechanical Pulse InitiatorsMagnetic Tape Pulse Recorders

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Date post:	05-Apr-2018
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