Features: • UL 1449 Fourth Edition Listed • 50kA 8 x 20µs • All UL required OCP & Safety Coordination included inside

– Type 1 SPDs intended for Line or Load Side of Main Disconnect – Type 2 SPDs intended for Load Side of Main Disconnect

• 200kA SCCR (most models) • Meets UL 96A Lightning Protection Master Label • All UL-required OCP & Safety Coordination Included Inside • Voltage Specific Design: Performs better than ‘one-size fits all’ • Tri-Mount Installation for more mounting flexibility:

– Same unit mounts on Pipe Nipple, Bracket or DIN-Rail • Visual Diagnostics: Easy to See; Easy to Understand • 10 year warranty (longer optional)

Performance Specifications50kA 8 x 20µs Per Mode

UL 1449 tested Inominal: 20kA (highest available)

UL 1449 tested SCCR: 200kA (most models)

Large-Block, 34mm square, 50kA MOVs

Individually Fused & Thermally Protected MOVs

UL 1449 Voltage Protection Ratings (VPRs): – 600V for 120V, 120/240, 208Y/120 – 1000V for 277V, 480Y/277V

Repetitive Impulse: 5000 - 3kA - 8 x 20µs; 1000 - 10kA - 8 x 20µs

Data table on backpage

Green=Go Visual Diagnostic MonitoringGreen LED = A-OK, Out = replace

LED Visible from Multiple Sides & Angles - Better Viewing

Every MOV is Monitored as opposed to ‘power is present’

Physical SpecificationsRelative Humidity Range: 0 - 95% non-condensing

Operating Frequency: 47 - 63Hz

Peak Operating Temperature: +85°C (185°F)

Typical Operating Temperature: -40°C (-40°F) to +60°C (140°F)

Response Time: < 1 nanosecond

Solid State Bi-directional Operation

NEMA 4X Polycarbonate Enclosure—UL746C(f1), UL 94-5VA

Pre-wired with 3’ (1m) of #10 AWG conductor

Typical Type 2 Connection: #10 AWG to 30A breakerQuality, Standards & Validation10 year warranty (longer optional)

UL 1449 4th Edition file: VZCA.E321351 at www.UL.com, cUL

Type 1: UL 1449 Fourth Edition, CSA 22.2 No. 269.1

Type 2 (Opt.): UL 1449 Fourth Edition, CSA 22.2 No. 269.2

ANSI/IEEE C62.41.1-2002, C62.41.2-2002, C62.45-2002, C62.62-2010 and C62.72-2016

IEC 61643, CE

Meets UL 96A Lightning Protection Master Label

Burn-In tested prior to shipment

ISO 9001:2008 Certified Quality Management System

ISO 17025:2005 Certified Test Lab

RoHS-compliant

OptionsN-G protection

Dry Contacts & Audible Alarm

Dry Contact connection leads exit through nipple via #18 AWG

Other configurations available for OEM - Call

Dimensions

1.26[32.05]

3.24[82.20]

3.25[82.55]

3.58[90.97]

3.30[83.74]

3.38[85.95]

4.12[104.66]

3/4” - 14

1.15[29.21] Weight:1.60 lbs (0.73 kg)

Sized for std 35mm Din-Rail

Tri-Mount Installation

Bracket Mount for flat surfaces

Std. 3/4”-14 Nipple

DIN-Rail Mount(rail not incl.)

400 SERIESModel 420 (SPDEE Series)

Data Sheet

Model 420 Number Configurator & Options

Voltage Codes

PPer Phase kA Rating System

Modes of Protection

Monitoring

OptionsEnclosure(Default)

UL 1449 Type 1

(Default)Accessory/Option(s)

kA Rating Per Phase

420Connection

Type(Default)

WModel 420

Product Line

A = LED/Audible Alarm/Dry Contacts (Standard)

S = LED Only (Optional)

1 = Type 1

2 = Type 2

05 = 50kA

10 = 100kA (Only available in 120S or 277S voltage codes)

0 = No Accessory/Option

J 0

Hot (BLK)

Hot (BLK)

Neutral (WHT)

Ground (GRN)

}}

BLK

BLKWHT

BLK

BLKWHT

GRN

vv

Hot (BLK)

Hot (BLK)

Neutral (WHT)

Ground (GRN)

}}

BLK

BLKWHT

BLK

BLKWHT

GRN

vv

Hot (BLK)

Hot (BLK)

Neutral (WHT)

Ground (GRN)

}}

BLK

BLKWHT

BLK

BLKWHT

GRN

vv

Hot (BLK)

Hot (BLK)

Neutral (WHT)

Ground (GRN)

}}

BLK

BLKWHT

BLK

BLKWHT

GRN

vv

Hot (BLK)

Neutral (WHT)

Ground (GRN)

BLK

WHT

BLK

WHT

GRN

}v Hot (BLK)

Neutral (WHT)

Ground (GRN)

BLK

WHT

BLK

WHT

GRN

}v Hot (BLK)

Neutral (WHT)

Ground (GRN)

BLK

WHT

BLK

WHT

GRN

}v

Hot (BLK)Ground (GRN)

Neutral (WHT)

Phase B (BLK)Phase A (BLK)A

N

C

B

BLK

BLK

BLK

WHT

BLK

BLK

BLK

GRN

WHT

vHot (BLK)Ground (GRN)

Neutral (WHT)

Phase B (BLK)Phase A (BLK)A

N

C

B

BLK

BLK

BLK

WHT

BLK

BLK

BLK

GRN

WHT

vHot (BLK)Ground (GRN)

Neutral (WHT)

Phase B (BLK)Phase A (BLK)A

N

C

B

BLK

BLK

BLK

WHT

BLK

BLK

BLK

GRN

WHT

v

Phase B (ORNG)Phase A (BLK)

Hot (BLK)Neutral (WHT) Ground (GRN)

BLK

BLK

ORNG

WHT

BLK

BLK

ORNG

WHT

GRN

vPhase B (ORNG)

Phase A (BLK)

Hot (BLK)Neutral (WHT) Ground (GRN)

BLK

BLK

ORNG

WHT

BLK

BLK

ORNG

WHT

GRN

vPhase B (ORNG)

Phase A (BLK)

Hot (BLK)Neutral (WHT) Ground (GRN)

BLK

BLK

ORNG

WHT

BLK

BLK

ORNG

WHT

GRN

v

Phase A (BLK)

Phase B (BLK)Phase C (BLK)Ground (GRN)

BLK

BLKBLK

GRN

v Phase A (BLK)

Phase B (BLK)Phase C (BLK)Ground (GRN)

BLK

BLKBLK

GRN

vPhase A (BLK)

Phase B (BLK)Phase C (BLK)Ground (GRN)

BLK

BLKBLK

GRN

v

surge.ascopower.comcustomercare@ascopower.com • 1-800-237-4567© Copyright May 2019. Publication DS-70117 RevP

ASCO Power Technologies 14550 58th St. North, Clearwater, FL 33760

Corner Grounded Delta? Use same models & connect one SPD black & green to ground (diagnostics will function correctly)

A (Optional)(Removes N-G Protection)

* Does not include N-G protection

N (Standard)(Includes N-G Protection)

SystemConfiguration

Downstream of N-G Bond N-G Protection Suggested

Installed >10’ [3m] from

Service Entrance or Transformer

1 P

OLE

/ SIN

GLE

UL 1449 Fourth Edition Test Data

Voltage Codes Voltage Model Number L-N L-L N-G L-G In SCCR MCOV

120N 120V 420120NP05NWSJ10 600 - 600 1000 20kA 200kA 150127N 127V 420127NP05NWSJ10 700 - 600 1200 20kA 100kA 180220N 220V 420220NP05NWSJ10 1200 - 1000 1800 20kA 200kA 320240N 240V 420240NP05NWSJ10 1200 - 1000 1800 20kA 200kA 320277N 277V 420277NP05NWSJ10 1200 - 1000 1800 20kA 200kA 320480N 480V 420480NP05AWSJ10* - - - 1800 20kA 200kA 552

2 P

OLEVoltage Codes L-N L-L N-G L-G In SCCR MCOV

120S 120/240V 420120SP05NWSJ10 600 1000 600 1000 20kA 200kA 150127S 127/254V 420127SP05NWSJ10 700 1200 600 1200 20kA 100kA 180

277S 277/480V or240/480V 420277SP05NWSJ10 1200 2000 1000 1800 20kA 200kA 320

120S 120/240V 420120SP10AWSJ10* 600 900 1200 600 20kA 100kA 150

277S 277/480V or 240/480V 420277SP10AWSJ10* 1000 1800 2000 1000 20kA 200kA 320

WY

E

Voltage Codes L-N L-L N-G L-G In SCCR MCOV

120Y 208Y/120V 420120YP05NWSJ10 600 1000 600 1000 20kA 200kA 150127Y 220Y/127V 420127YP05NWSJ10 700 1200 600 1200 20kA 100kA 180220Y 380Y/220V 420220YP05NWSJ10 1200 2000 1000 1800 20kA 200kA 320277Y 480Y/277V 420277YP05NWSJ10 1200 2000 1000 1800 20kA 200kA 320347Y 600Y/347V 420347YP05NWSJ10 1500 2500 1200 2500 20kA 200kA 420

HI-

LEG

Voltage Codes L-N L-L N-G L-G In SCCR MCOV

240H 120/240V HI-LEG 420240HP05NWSJ10 600 / 1200 1000 /1500 600 1000 / 1500 20kA 200kA 150/320

480H 240/480V HI-LEG 420480HP05AWSJ10* 1200 / 1800 2500 - - 20kA 200kA 320/552

DE

LTA

Voltage Codes L-N L-L N-G L-G In SCCR MCOV240D 240V 420240DP05AWSJ10* - 1500 - 1200 20kA 200kA 320480D 480V 420480DP05AWSJ10* - 3000 - 1800 20kA 200kA 552600D 600V 420600DP05AWSJ10* - 2500 - 2500 20kA 200kA 690