TM-MAC-(60Hz)-2011.pdf

Engineered for flexibility and performance.TM

Technical Manual MAC - 2011(60Hz)

Modular Air Cooled ChillerModels: MAC160A-960A MAC210A-1260ARefrigerantType:R22CoolingCapacity:56/70kW

1Nomenclature..............................................................................................................................2

Features.......................................................................................................................................3

Specifications .............................................................................................................................4

Sound Data ..................................................................................................................................7

Operating Limit ...........................................................................................................................8

Performance Data .......................................................................................................................8

Outlines and Dimensions ........................................................................................................10

Wiring Diagrams .......................................................................................................................12

Refrigerant Circuit ....................................................................................................................15

Equipment Options ..................................................................................................................16

Troubleshooting .......................................................................................................................20

Exploded view & Part list .........................................................................................................21

Contents

McQuayisaregisteredtrademarkofMcQuayInternational.Allrightsreservedthroughouttheworld.

2011 McQuay International.2011McQuayInternational.

BulletinillustrationscoverthegeneralappearanceofMcQuayInternationalproductsatthetimeofpublication.Wereservetherighttochangedesign and construction specifications at any time without notice.

Note: Installation and maintenance are to be performed only by qualified personnel who are familiar with localcodesandregulations,andexperiencedwiththistypeofequipment.

Caution: Sharpedgesandcoilsurfacesareapotentialinjuryhazard.Avoidcontactwiththem.

Warning: Movingmachineryandelectricalpowerhazardmaycauseseverepersonalinjuryordeath.Disconnectandlockoffpowerbeforeservicingequipment.

Literature No.: TM-MAC-1101A(60Hz) Supersedes: TM-MAC-1001A(60Hz) Part No.: M08039110006

2Nomenclature

M AC 160 A ---P XX U

Export

Description

Power Supply P: 208~230/3/60 Q: 460/3/60

Series

Nominal Cooling Capacity

Air Cooled Chiller

McQuay

3MACunitsarehighthermodynamicengineeringproducts,studiedwithhighaccuracyinbalancingcompressors,condensersandevaporatorsinordertoofferhighperformancesandwidesafetymargins.Thechoiceofthematerialsandtheequipmentadoptedfortheproductshasbeenmadewithoutanycompromis,forthepurposeofhighqualityandlongservicelife.TheproductsmeetISO9001andISO14001requirements,andassurancebeyondanydoubtsofthehighproducingstandardsfollowedbyMcQuay.

Modular DesignMAC160A,MAC210A,designedasthe2basicmodules,canbecombinedwithfreedomtosatisfydifferentload.Themaximumnumberofcombinationis10modules,howeverit,sstillveryconvenienttotransportandinstalltheseunitsbyseparatingthemintosingleones.

High FlexiblityTheMACunitsareavailableinsizescoveringarangeofnominalcoolingcapacityfrom56to420kW.Andwithavailability of many accessories, including advanced control and safety devices, the mac units are of high flexibility fortheirinstallationincommercial,residentialandindustrialbuildings.TheycancouplewithdifferenttypesoffancoilorAHU,provingthemselvestobeidealforvariouskindsofareasbymodularcombination.

Low Installation CostThe units are completely assembled at factory, reducing the cost of installation on site. A firm steel base evenly distributestheweightoftheunittothesupportpointsandallowssimpleinstallationbyaneasyaccesstotheliftingpoints.

CompressorMcQuay Modular Air Cooled Chiller is equipped with highly efficient, reliable and silent scroll compressor which featuresaninternaloverloadprotection.Thecompressoradoptshermetictypetofurthereliminateoperatingnoiseandvibration.

Air-cooled CondenserThetwoaircooledcondensercoilswithV-shapedaremadeofstaggeredrowsof3/8"ODseamlesscoppertube,mechanically expanded into slit aluminum fins to ensure optimum heat exchange capability.

Condenser Fan MotorTo achieve the high air charge requirement, the unit is equipped with the high airflow propeller fan which is made ofacrylstyreneresin.Thefanisdirectdrivenbyweatherproofthree-phasemotortoensureareliablecontinuousoperation.

EvaporatorTheheatexchangerismadeofstainlesssteelplatescloselyarrangedandbrazedtogethertoensurehighheatexchange efficiency. The complete heat exchanger is insulated with thermal closed cell nitric rubber foam to give optimumthermalinsulation.

Refrigerant CircuitTherefrigerantcircuitisfactorybrazedandevacuatedbeforeaccuratelychargedwithR22orR407C(optional)to ensure optimum operating requirement. To ensure flawless continuous operation, each refrigerant circuit is equippedwithacarefullysizedthermostaticexpansionvalve,oracapillarytube.

Additional Safety ProtectionThemodularair-cooledchillersareequippedwithintelligentlydesignedsafetycontroltoensurecontinuoussafeoperation.Highandlowpressureswitchisprovidedtopreventthecompressordamageresultingfrombothabnormal high discharge head pressure and low pressure due to insufficient gas. Inaddition,thermalandcurrentoverloadprotectoraresuppliedwiththeunitsaswellasphasesequencerprotector.

Features

4Specifications

MODEL MAC160A MAC320A MAC480A MAC640A MAC800A MAC960A

NOMINAL CAPACITYBtu/h 191126 382253 573379 764505 955631 1146758

kW 56 112 168 224 280 336

NOMINAL TOTAL INPUT POWER kW 22 44 66 88 110 132

NOMINAL RUNNING CURRENT A 70 140 210 280 350 420

POWER SOURCE V/Ph/Hz 208~230/3/60,460/3/60

REFRIGERANT TYPE R22

CASING

MATERIAL ELECTRO-GALVANIZEDMILDSTEEL

FINISH EPOXYPOLYESTERPOWER

THICKNESS mm/inch 1.2/0.047

UNIT DIMENSION

HEIGHT mm/inch 1785/70

WIDTH mm/inch 1820/72

DEPTH mm/inch 1000/40 2000/80 3000/120 4000/160 5000/200 6000/240

PACKING DIMENSION



DEPTH mm/inch 1150/44 2300/88 3450/132 4600/176 5750/220 6900/264NET WEIGHT kg/lb 620/1366 1240/2732 1860/4098 2480/5464 3100/6830 3720/8196GROSS WEIGHT kg/lb 670/1476 1340/2952 2010/4428 2680/5904 3350/7380 4020/8856

RUNNING WEIGHT kg/lb 640/1410 1280/2820 1920/4230 2560/5640 3200/7050 3840/8460

NOTES:1) ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE.2) ALL UNITS ARE TESTED AND COMPLY TO ISO 5151.3) NOMINAL COOLING CAPACITY IS BASED ON LEAVING WATER TEMPERATURE 6.7C, AMBIENT TEMPERATURE 35C AND 0.043 L/S

PER kW WATER FLOW.4) RECOMMENDED NUMBER OF THE UNITS CONNECTED IS 6. IF YOU HAVE TO CONNECT MORE UNITS, PLEASE CONTACT

SHENZHEN MCQUAY.

General Data

MODEL MAC210A MAC420A MAC630A MAC840A MAC1050A MAC1260A

NOMINAL CAPACITYBtu/h 238908 477816 716724 955631 1194539 1433447

kW 70 140 210 280 350 420

NOMINAL TOTAL INPUT POWER kW 24.5 49 73.5 98 122.5 147

NOMINAL RUNNING CURRENT A 79 158 237 316 395 474

POWER SOURCE V/Ph/Hz 208~230/3/60,460/3/60

REFRIGERANT TYPE R22

CASING

MATERIAL ELECTRO-GALVANIZEDMILDSTEEL

FINISH EPOXYPOLYESTERPOWER

THICKNESS mm/inch 1.2/0.047

UNIT DIMENSION



DEPTH mm/inch 1140/45 2280/90 3420/135 4560/180 5700/225 6840/270

PACKING DIMENSION



DEPTH mm/inch 1200/85 2400/170 3600/255 4800/340 6000/425 7200/510

NET WEIGHT kg/lb 730/1609 1460/3218 2190/4827 2920/6436 3650/8045 4380/9654

GROSS WEIGHT kg/lb 780/1718 1560/3436 2340/5154 3120/6872 3900/8590 4680/10308

RUNNING WEIGHT kg/lb 750/1653 1500/3306 2250/4959 3000/6612 3750/8265 4500/9918

5MODEL MAC160A MAC320A MAC480A MAC640A MAC800A MAC960AEVAPORATORTYPE BRAZEDPLATEHEATEXCHANGERPLATEMATERIAL STAINLESSSTEELMODELNAME V25*40*40WATERVOLUME m3/ft3 0.078/2.76 0.156/5.52 0.243/8.28 0.312/10.4 0.39/13.8 4.68/16.56

NOMINALWATERFLOW m/h/USGPM 9.61/0.71 19.22/1.42 28.84/2.13 38.448/2.84 48.06/3.55 57.67/4.26

WATERLINE(HYDRAULICKIT)

PIPINGINSTALLATIONPIPECONNECTION mm/inch 32/1-1/4

HEAD m 3PIPESIZE mm/inch 73.6/3BPHEWPD kPa/psi 142/20.6 145/21.0 148/21.5 151/21.9 154/22.3 157/22.8CONDENSERCOILTYPE TUBE+FIN

TUBE

MATERIAL COPPERTYPE INNERGROOVEWALLTHICKNESS mm/inch 0.36/0.01417OUTERDIAMETER mm/inch 9.52/3/8TUBEHEIGHT TH 36

FIN

MATERIAL ALUMINUMTHICKNESS mm/inch 0.11/0.00433ROWS 3FINPERINCH 14

TOTALFACEAREA m2/ft2 2.75/29.6 5.5/59.2 8.25/88.8 11/118.4 13.75/148 16.5/177.6CONDENSERFANTYPE/DRIVE AXIALBIGVANEANDLOWNOISEBLOWER/DIRECTQUANTITY 2 4 6 8 10 12BLADEMATERIAL GALVANIZEDSTEELBLADEDIAMETER mm/inch 711.2/28POWERSUPPLY V/Ph/Hz 208~230/3/60;460/3/60RATEDRUNNINGCURRENT

208~230V A 4.5

460V A 2.2RATEDINPUTPOWER W 1000RATEDOUTPUTPOWER W 850MOTORPOLES 6

AIRVOLUME CMH/CFM 26000/15058 52000/30116 78000/45174 104000/60232 13000/75290 156000/90348

COMPRESSORTYPE SCROLLQUANTITY 2 4 6 8 10 12NOSOFCIRCUITS 2 4 6 8 10 12POWERSUPPLY V/Ph/Hz 208~230/3/60;460/3/60RATEDRUNNINGCURRENT

208~230V A 27

460V A 13RATEDINPUTPOWER W 7400MAXIMUMSTARTINGCURRENT

208~230V A 148

460V A 72PROTECTIONDEVICES H/LPRESSURESWITCH/THERMALANDCURRENTOVERLOADPROTECTORSTAGEOFCAPCITYCONTROL 2 4 6 8 10 12INSULATIONGRADE E

LOCKEDROTORAMP208~230V A 248460V A 120

REFRIGERANTTYPE R22CONTROL THERMOSTATICEXPANSIONVALVEANDCAPILLARYREFRIGERANTCHARGE kg/lb 13.1/28.9 26.2/57.8 39.3/86.7 52.4/115.6 65.5/144.5 78.6/173.4

Components Data

6MODEL MAC210A MAC420A MAC630A MAC840A MAC1050A MAC1260AEVAPORATORTYPE BRAZEDPLATEHEATEXCHANGERPLATEMATERIAL STAINLESSSTEEL

MODELNAME 208~230V B3-095-84460V B3-095-96

WATERVOLUME208~230V m3/ft3 0.102/3.60 0.204/7.2 0.306/10.8 0.408/14.4 0.51/18 0.612/21.6460V m3/ft3 0.108/3.81 0.216/7.62 0.324/11.43 0.432/15.24 0.54/19.05 0.648/22.86

NOMINALWATERFLOW m/h/USGPM 11.88/0.87 23.76/1.74 35.64/2.61 47.52/3.48 59.4/4.35 71.28/5.22

WATERLINE(HYDRAULICKIT)

PIPING

INSTALLATIONPIPECONNECTION

mm/inch 38/11/2"

HEAD m 5PIPESIZE mm/inch 125/5"

BPHEWPD208-230V

kPa/psi72/10.4 75/10.9 78/11.3 81/11.7 84/12.2 87/12.6

460V 87/12.6 90/13.1 93/13.5 96/13.9 99/14.4 102/14.8CONDENSERCOILTYPE TUBE+FIN

TUBE

MATERIAL COPPERTYPE INNERGROOVEWALLTHICKNESS mm/inch 0.36/0.01417OUTERDIAMETER mm/inch 9.52/3/8

TUBEHEIGHT TH 40

FIN

MATERIAL ALUMINUMTHICKNESS mm/inch 0.11/0.00433ROWS 3FINPERINCH 16

TOTALFACEAREA m2/ft2 3.50/37.6 7/15.2 10.5 14 17.5 21CONDENSERFANTYPE/DRIVE AXIALBIGVANEANDLOWNOISEBLOWER/DIRECTQUANTITY 2 4 6 8 10 12BLADEMATERIAL GALVANIZEDSTEELBLADEDIAMETER mm/inch 711.2/28POWERSUPPLY V/Ph/Hz 208~230/3/60;460/3/60RATEDRUNNINGCURRENT

208~230V A 5.2460V A 2.6

RATEDINPUTPOWER W 1150RATEDOUTPUTPOWER W 840MOTORPOLES 8

AIRVOLUME CMH/CFM 26000/15058 52000/30116 78000/45174 104000/60232 13000/75290 156000/90348

COMPRESSORTYPE SCROLLQUANTITY 2 4 6 8 10 12NOSOFCIRCUITS 2 4 6 8 10 12POWERSUPPLY V/Ph/Hz 208~230/3/60;460/3/60RATEDRUNNINGCURRENT

208~230V A 31460V A 15

RATEDINPUTPOWER W 8500MAXIMUMSTARTINGCURRENT

208~230V A 172

460V A 84

PROTECTIONDEVICES H/LPRESSURESWITCH/THERMALANDCURRENTOVERLOADPROTECTORSTAGEOFCAPCITYCONTROL 2 4 6 8 10 12INSULATIONGRADE ELOCKEDROTORAMP

208~230V A 260460V A 125

REFRIGERANTTYPE R22CONTROL THERMOSTATICEXPANSIONVALVEANDCAPILLARYREFRIGERANTCHARGE kg/lb 13.1/28.9 26.2/57.8 39.3/86.7 52.4/115.6 65.5/144.5 78.6/173.4

7Electric DataMODEL MAC160A-PAAU MAC160A-QAAU MAC210A-PABU MAC210A-QABURATEDTOTALINPUTPOWER(COOLING) W 22000 22000 24500 24500RATEDRUNNINGCURRENT(COOLING) A 70 34 79 38POWERSOURCE V/Ph/Hz 208~230/3/60 460/3/60 208~230/3/60 460/3/60

POWERSOURCEWIRE

MAINWIRE SECTIONAREA mm2 25 10 25 10(R/S/T) QTY 3NETURAL SECTIONAREA mm2 6 4 6 4WIRE QTY 1 1 1 1EARTH SECTIONAREA mm2 25 10 25 10WIRE QTY 1CONTROLWIRE RVVP21mm2

NOTES:1) The above data are based on unit electronic parameter.2) The wires should be well connected.3) Every wire can not contact pipes, compressor, fan motor or other movable parts.

Safety Devices

HIGHPRESSURESWITCHOPEN Pa/psi 3000000/406

CLOSE Pa/psi 2400000/348

LOWPRESSURESWITCHOPEN Pa/psi 50000/7.25

CLOSE Pa/psi 150000/21.76

PHASESEQUENCER Y

DISCHARGETHERMOSTATSETTING C/F 1255/257.49

Sound Data

ACCORDING TO :ISO3744:1994 "ACOUSTICS--DETERMINATION OF SOUND POWER LEVELS OF NOISE SOURCES USING SOUNDPRESSURE--ENGINEERING METHOD IN AN ESSENTIALLY FREE FIELD OVER A REFLECTING PLANE".

Type1/1OctaveSoundPressureLevel(dB,ref20uPa)

dB(A)63HZ 125HZ 250HZ 500HZ 1000HZ 2000HZ 4000HZ 8000HZ

MAC160A(208~230V/3Ph/60Hz) 49.0 54.6 58.9 66.2 68.4 63.6 58.5 54.6 71.90

MAC160A(460V/3Ph/60Hz) 49.3 54.2 57.9 65.6 67.9 63.7 57.3 52.9 71.40

MAC210A(208~230V/3Ph/60Hz) 50.8 52.7 58.0 64.3 66.4 62.5 57.3 51.0 70.20MAC210A(460V/3Ph/60Hz) 49.4 53.4 57.4 64.4 66.6 61.9 56.8 49.1 70.00

8Performance Data

COOLING CAPACITY

Cooling Performance Chart

0.8025 28 30 35 40 43

0.820.840.860.880.900.920.940.960.981.001.021.041.061.081.101.121.141.161.18

Ambient Temperature ()Crrection Factor of Capacity Output Temperature of Cooled Water ()987654

Operating Limit

1515

leaving water temperature ()5 7.5 10 12.5 15 4040Ambient temperature () 20253530 operating limit 20253530Cooling mode548 107.5 1512.5 48

9Water Pressure Drop Chart

Water Pressure Drop Chart

04080

120160200240280320

Water Flowm3/hPressure DropkPa

6 7 8 9 10 11 12 13 14 155

MAC160A-PAA/QAA-E

COOLING POWER INPUT

Cooling Power Input Chart

0.84

0.86

0.88

0.90

0.92

0.94

0.96

0.98

1.00

1.02

1.04

1.06

1.08

1.10

Ambient Temperature ()Correction Factor of Power Output Temperature of Cooled Water ()98765425 28 30 35 40 43Correction Factors With Glycol Use

GLYCOL% COOLINGCAPACITY WATERFLOW PRESSUREDROP

10 0.99 1.015 1.06

20 0.98 1.04 1.12

30 0.97 1.08 1.18

40 0.965 1.135 1.24

10

Water Out

Water In

Outlines and DimensionsModel: MAC160A

Model: MAC210A

Water Out

Water In

Water Pressure Drop Chart

0

20

40

60

80

100

120

140

160

6 17 187 8 9 10 11 12 13 14 15 16

180

Water Flowm3/hPressure Drop kP

aMAC210A-PAB/QAB-E

11

Models: MAC960A

91

3

3

AxN=L

A A A A A A

232.5

343

1820

335

1724

1785

Intel

Outel

Models: MAC1260A

A A A A A A

2089

2193

2056

303

AxN=L110

3

3

335

456.5

Intel

Outel

Unit:mmmm

Unit:mmmm

MODEL NUMBER Single unit size (A) units size (L)MAC160A 1 1000 1000MAC320A 2 1000 2000MAC480A 3 1000 3000MAC640A 4 1000 4000MAC800A 5 1000 5000MAC960A 6 1000 6000

n (n10) 1000 1000xn

MODEL NUMBER Single unit size (A) units size (L)MAC210A 1 1030 1030MAC420A 2 1030 2060MAC630A 3 1030 3090MAC840A 4 1030 4120MAC1050A 5 1030 5150MAC1260A 6 1030 6180

n (n10) 1030 1030xn

12

Wiring DiagramsEnsurethattheratedvoltageoftheunitcorrespondstothatofthenameplatebeforegeneralprecautions.Provideapoweroutlettobeusedexclusivelyforeachunit.Apowersupplydisconnectsandacircuitbreakerforover-currentprotectionshouldbeprovidedintheexclusiveline.Themodularair-cooledchillersmustbewellgrounded.Itabsolutelycannotbeconnectedwithgas-pipe,waterpipeandtelephoneline.

With MCH03B Controller 208-230V/3Ph/60Hz

HEATER

24 25

T

KM1

S

R

KM2

FAN2FAN1

OL3 OL4

L1

2.1A

OL3

2.1A

OL4

PCB

MCH03BCN6

A B

CN4

HT/EV1

LIVE

NEUTRAL

COMP1

L2

TH1

COMP2

TH2 TH3

EV2

4WV-1

TH5TH4

4WV-2

A-HA

T

KM3 KM4

1 2

KM1 KM2

AL-OUT

M/FA

N2

HP2

HP1

OL3

BA JP5

CN5

JP8

JP4

JP3

SET/SFJP1

JP2LP1

HP1

23

22

AL-IN

PUMP

H/FAN1

JP6

L/HE

AT

OV-COMP2

OV-COMP1

OV-FAN

OV-PUMP

16

FLOW

FREZ/LP2

OVHT/HP2

EN-SAVE

N-COM

13

14

12

L2

LP1

OL417

DPS

LP2

5 6 7

KM5 KM3 KM4

19

21

TC1

TC2

SYMBOL

OL3-4

HP1-2

LP1-2

CRANKCASE HEATERHEATERCRANKCASE

DESCRIPTION

COMPRESSOR

DESCRIPTION:

COMP1-2

KM1-4

FAN1-2

SYMBOL

SYMBOL

FAN MOTOR

CONTACTOR TEMPERATURE SWITCHDISCHARGE

OVERLOAD PROTECTOR

TC1-2

DESCRIPTION

LOW PRESSURE SWITCH

HIGH PRESSURE SWITCH

PHASE PROTECTOR

DESCRIPTION

FU

SYMBOL

FUSE

OVERLOAD PROTECTOR SETTING:

ENVI

RONM

ENT T

HERM

OST

AT

LEAV

ING

WAT

ER TH

ERM

OST

AT

ENTE

RING

WAT

ER TH

ERM

OST

AT

25

1518

L2

L3

28

RM4-TG20

L1

JP3

OPEN CLOSE

JP1 JP2 JP7JP5JP4 JP6 JP8

CLOSE OPENCLOSE OPENOPEN OPEN

JUMPPER SETTING:

COMP1

CRANKCASE

~

COMP2

~

CRANKCASEHEATER

M M~ ~M M

JP7

MODEL: MAC160/210A(SLAVE UNIT)

PRESSURE SWITCHDPS

FU1

FU2

208~230V/3~/60Hz

RM4-TG20

TO LAST SLAVE UNIT TO NEXT SLAVE UNIT

IF UNIT IS FINAL SLAVE UNIT, JP8 JUMPER IS CLOSEFACTORY WIRINGFIELD WIRING1:

3:2:

NOTE:

JP3

OPEN CLOSE


HEATER

24 25

T

KM1

S

R

KM2

FAN2FAN1

OL3 OL4

L1

2.1A

OL3

2.1A

OL4

PCBMCH03B

CN6A B

CN4

HT/EV

1

LIVE

NEUTRAL

COMP

1

L2

TH1

COMP

2

TH2 TH3

EV2

4WV-1

TH5TH4

4WV-2 A-HA

T

KM3 KM4

1 2

KM1 KM2

AL-OUT

M/FA

N2

HP2

HP1

OL3

BA JP5

CN5

JP8

JP4

JP3

SET/SFJP1

JP2LP1

HP1

23

22

POWER

CN4

AL-IN

CN3

CN2

CN1

PUMP

H/FA

N1

JP6

LCD DISP WINDOW

L/HEA

T

OV-COMP2

OV-COMP1

OV-FAN

OV-PUMP

16

15

FLOW

FREZ/LP2

OVHT/HP2

EN-SAVE

N-COM

13

14

12

11

L2

LP1

OL417

DPS

LP2

5 6 7

KM5 KM3 KM4

109

19

21

TC1

TC2

SYMBOL

OL3-4

HP1-2

LP1-2


DESCRIPTION

COMPRESSOR

DESCRIPTION:

COMP1-2

KM1-4

FAN1-2

SYMBOL

SYMBOL

FAN MOTOR


OVERLOAD PROTECTOR

TC1-2

DESCRIPTION

LOW PRESSURE SWITCH


PHASE PROTECTOR

DESCRIPTION

FU

SYMBOL

FUSE

CLOSE CLOSECLOSE CLOSEOPEN OPEN

JUMPPER SETTING:


ENVI

RONM

ENT

THER

MOS

TAT

LEAV

ING

WAT

ER T

HERM

OSTA

T

ENTE

RING

WAT

ER T

HERM

OSTA

T

25

1518L2

L3

28

RM4-TG20L1

COMP1

CRANKCASE

~

COMP2

~

CRANKCASEHEATER

M M~ ~M M

JP7

AC/DC

ALARM INDICATOR LIGHT AC/DC POWER

2-WAY VALVE INTERLOCKING

PUMP OVERLOAD PROTECTORSC302B CONTROLLER

POWERADAPTER

PUMP CONTACTOR

NOTE:

4:

1:

3:2:

FIELD WIRINGFACTORY WIRING

KM5IF 2-WAY VALVE INTERLOCKING FUNCTION IS PERMITED , JP6 JUMPER IS OPEN .OTHERWISE IS CLOSE(FACTORY SETTING)

TO SLAVE UNIT

PRESSURE SWITCHDPS

FU1

FU2

208~230V/3~/60Hz

RM4-TG20

MODEL: MAC160/210A(MASTER UNIT)

13

460V/3Ph/60Hz

JP3

OPEN CLOSE


HEATER

24 25

T

KM1

S

R

KM2

FAN2FAN1

OL3 OL4

L1

2.1A

OL3

2.1A

OL4

PCBMCH03B

CN6A B

CN4

HT/EV

1

LIVE

NEUTRAL

COMP

1

L2

TH1

COMP

2

TH2 TH3

EV2

4WV-1

TH5TH4

4WV-2 A-HA

T

KM3 KM4

1 2

KM1 KM2

AL-OUT

M/FA

N2

HP2

HP1

OL3

BA JP5

CN5

JP8

JP4

JP3

SET/SFJP1

JP2LP1

HP1

23

22

POWER

CN4

AL-IN

CN3

CN2

CN1

PUMP

H/FA

N1

JP6

LCD DISP WINDOW

L/HEA

T

OV-COMP2

OV-COMP1

OV-FAN

OV-PUMP

16

15

FLOW

FREZ/LP2

OVHT/HP2

EN-SAVE

N-COM

13

14

12

11

L2

LP1

OL417

DPS

LP2

5 6 7

KM5 KM3 KM4

109

19

21

TC1

TC2

SYMBOL

OL3-4

HP1-2

LP1-2


DESCRIPTION

COMPRESSOR

DESCRIPTION:

COMP1-2

KM1-4

FAN1-2

SYMBOL

SYMBOL

FAN MOTOR


OVERLOAD PROTECTOR

TC1-2

DESCRIPTION

LOW PRESSURE SWITCH


PHASE PROTECTOR

DESCRIPTION

FU

SYMBOL

FUSE

CLOSE CLOSECLOSE CLOSEOPEN OPEN

JUMPPER SETTING:

OVERLOAD PROTECTOR SETTING:EN

VIRO

NMEN

T TH

ERM

OSTA

T

LEAV

ING

WAT

ER T

HERM

OSTA

T

ENTE

RING

WAT

ER T

HERM

OSTA

T

PUMP CONTACTOR

NOTE:

4:

1:

3:2:

FIELD WIRINGFACTORY WIRING

KM5IF 2-WAY VALVE INTERLOCKING FUNCTION IS PERMITED , JP6 JUMPER IS OPEN .OTHERWISE IS CLOSE(FACTORY SETTING)

25

1518L2

L3

28

RM4-TG20L1

COMP1

CRANKCASE

~

COMP2

~

CRANKCASEHEATER

M M~ ~M M

JP7

AC/DC

MODEL: MAC160/210A(MASTER UNIT)

ALARM INDICATOR LIGHT AC/DC POWER

2-WAY VALVE INTERLOCKING

PUMP OVERLOAD PROTECTORSC302B CONTROLLER

POWERADAPTER

TO SLAVE UNIT

PRESSURE SWITCHDPS

RM4-TG20

460V

230V

FU1

TF

FU2

460V/3~/60Hz

TRANSFORMERTR

JP3

OPEN CLOSE


HEATER

24 25

T

KM1

S

R

KM2

FAN2FAN1

OL3 OL4

L1

2.1A

OL3

2.1A

OL4

PCBMCH03B

CN6A B

CN4

HT/EV

1

LIVE

NEUTRAL

COMP

1

L2

TH1

COMP

2

TH2 TH3

EV2

4WV-1

TH5TH4

4WV-2 A-HA

T

KM3 KM4

1 2

KM1 KM2

AL-O

UT

M/FA

N2

HP2

HP1

OL3

BA JP5

CN5

JP8

JP4

JP3

SET/SFJP1

JP2LP1

HP1

23

22

AL-IN

PUMP

H/FA

N1

JP6

L/HEA

T

OV-COMP2

OV-COMP1

OV-FAN

OV-PUMP

16

FLOW

FREZ/LP2

OVHT/HP2

EN-SAVE

N-COM

13

14

12

L2

LP1

OL417

DPS

LP2

5 6 7

KM5 KM3 KM4

19

21

TC1

TC2

SYMBOL

OL3-4

HP1-2

LP1-2


DESCRIPTION

COMPRESSOR

DESCRIPTION:

COMP1-2

KM1-4

FAN1-2

SYMBOL

SYMBOL

FAN MOTOR


OVERLOAD PROTECTOR

TC1-2

DESCRIPTION

LOW PRESSURE SWITCH


PHASE PROTECTOR

DESCRIPTION

FU

SYMBOL

FUSE

CLOSE OPENCLOSE OPENOPEN OPEN

JUMPPER SETTING:


ENVI

RONM

ENT

THER

MOS

TAT

LEAV

ING

WAT

ER T

HERM

OSTA

T

ENTE

RING

WAT

ER T

HERM

OSTA

T

L3 15

RM4-TG20L1

L2 2518

28

TR TRANSFORMER

COMP1

CRANKCASE

~

COMP2

~

CRANKCASEHEATER

M M~ ~M M

JP7

MODEL: MAC160/210A(SLAVE UNIT)

PRESSURE SWITCHDPS

RM4-TG20

TO LAST SLAVE UNIT TO NEXT SLAVE UNIT

IF UNIT IS FINAL SLAVE UNIT, JP8 JUMPER IS CLOSEFACTORY WIRINGFIELD WIRING1:

3:2:

NOTE:

TF230V

460V

FU1 FU2

460V/3~/60Hz

14

With MC01 (OYLM) Chiller Panel Controller 208-230V/3Ph/60Hz

JH1

JUMPPER SETTING:

OPEN

OL4

DESCRIPTION

LOW PRESSURE SWITCH

HIGH PRESSURE SWITCH PHASE PROTECTOR

DESCRIPTION

NOTE:

CONTACTOR

COMPRESSORCOMP

KM

SYMBOL

RM4-TG20HP

LP

SYMBOL

HEATER

DESCRIPTION

FUSEOVERLOAD PROTECTOR FUOL

SYMBOL

FAN1 FAN2

208-230V/3~/60Hz

KM1

25

T

R

S

26

KM2 KM4

CLOSE

JH2 2:

NOTE:

1:FACTORY WIRING.FIELD INSTALLATION.

ENTERING WATER TEMPERATURE

OUTDOOR AMBENT SENSORLEAVING WATER TEMPERATURE

N

LIVE

COM2

1 2

COM1

BOILE

R

KM1KM2

W-P

UMP

OUT-F

AN2

OUT-F

AN1

4WV1

4WV2

5 7

A-FR

EEZE

ALM-

OUT

11

KM3KM4

AC/DC SUPPLY

ALM-

IN

12

ALARM

MAC160A

TOLERANCE SETTING:

MODEL

5.3A

OL3

5.3A

OL4

LCD DISP WINDOW

12V LP2

F02 F01

LP1

HP2

HP1

CO2

CO1

FLOW

PO AL-M DE2

DE1

C/H

ON/O

FF

WI

WO

OA CD1 CD

2DF

1DF

2

OL5

OL3

OL4

JH1

JH2

3

1813 14 15 16 17 19 22

COMPRESSOR DISCHARGE SENSOR 1COMPRESSOR DISCHARGE SENSOR 2

USER PANEL

N

FAN FAN MOTOR

24

OL3

KM3

DPSQS SWITCH

KM6 KM7

27 28

WATER PUMP, BOILER AND ANTIFREEZE CONTROL CONTACTOR .KM5, KM6, KM73:

KM5

4

DPS

23

QS

18L3 15

RM4-TG20

2825

L1

L2

7.2A7.2AMAC210A

OL1 OL2

OL2OL1

42.0A47.0A 47.0A

42.0A

OL1

OL2

20 21

CRANKCASE

COMP1

~M

COMP2

CRANKCASEHEATER

~M

~M

MODEL: MAC160/210A

LP2

LP1

HP2

HP1

PCB BOARD

M~

FU2

FU1

DIFFERENTIAL PRESSURE SWITCH

JH1

JUMPPER SETTING:

OPEN

OL4

DESCRIPTION

LOW PRESSURE SWITCH

HIGH PRESSURE SWITCH PHASE PROTECTOR

DESCRIPTION

NOTE:

CONTACTOR

COMPRESSORCOMP

KM

SYMBOL

RM4-TG20HP

LP

SYMBOL

HEATER

DESCRIPTION

FUSEOVERLOAD PROTECTOR FUOL

SYMBOL

FAN1 FAN2

460V/3~/60Hz

KM1

25

T

R

S

26

KM2 KM4

CLOSE

JH2 2:

NOTE:

1:FACTORY WIRING.FIELD INSTALLATION.

ENTERING WATER TEMPERATURE

OUTDOOR AMBENT SENSORLEAVING WATER TEMPERATURE

N

LIVE

COM2

1 2

COM1

BOILE

R

KM1KM2

W-P

UMP

OUT-

FAN2

OUT-

FAN1

4WV1

4WV2

5 7

A-FR

EEZE

ALM-

OUT

11

KM3KM4

AC/DC SUPPLY

ALM-

IN

12

ALARM

MAC160A

TOLERANCE SETTING:

MODEL

2.5A

OL3

2.5A

OL4

LCD DISP WINDOW

12V LP2

F02 F01

LP1

HP2

HP1

CO2

CO1

FLOW

PO AL-M

DE2

DE1

C/H

ON/O

FF

WI

WO

OA CD1 CD

2DF

1DF

2

OL5

OL3

OL4

JH1

JH2

3

1813 14 15 16 17 19 22

COMPRESSOR DISCHARGE SENSOR 1COMPRESSOR DISCHARGE SENSOR 2

USER PANEL

N

FAN FAN MOTOR

24

OL3

KM3

DPSQS SWITCH

KM6 KM7

27 28

WATER PUMP, BOILER AND ANTIFREEZE CONTROL CONTACTOR. KM5, KM6, KM7 3:

KM5

4

DPS

23

QS

L3

RM4-TG20

L2

L1

1518

2825

TF TRANSFORMER

2.9A 2.9AMAC210A

OL2OL1

20.0A23.0A 23.0A

20.0A

OL2OL1

CRANKCASE

COMP1

~M

COMP2

CRANKCASEHEATER

~M

~M

MODEL: MAC160/210A

LP2

LP1

HP2

HP1

PCB BOARD

M~

FU2

230V

TF

460V

FU1

2120

OL1

OL2

DIFFERENTIAL PRESSURE SWITCH

460V/3Ph/60Hz

15

Refrigerant CircuitModel: MAC160A

REFRIGERANTFLOW

WATERIN

2

3

4

5

4

3

WATEROUT

6ACCUMULATOR

1COMPRESSOR

4CAPILLARY 5BPHE

2HEATEXCHANGER 3LIQUIDRECEIVER

2

1

6

1

6

Model: MAC210A

WATERINLET

WATEROUTLET

REFRIGERANTFLOW

1COMPRESSOR2HEATEXCHARGER3DRY-FILTER

4TXV 5BPHE 6ACCUMULATOR

2 34

2 3 4

5

1

1

6

NOTE: THE PICTURE ABOVE IS FOR REFERENCE ONLY

16

Equipment Options1.INSPECTION

Allmodularaircooledchillersaretransportedwithpallet.andfullychargedwithrefrigerant.Additionalrefrigerantchargeatsiteisnotnecessary.Allunitsshouldbevisuallyinspectedandmakesureallaccessoriesdeliveredtogetherwithunits.

2.STORAGEAllunitsshallbestoredatappropriatestorageconditions.DONOTstacktheunits.

3.INSTALLATIONLOCATION3.1Allunitsshallbeinstalledatappropriatelocations.Improperlyinstalledunitsmayleadtofailureandvoidof

warranty.3.2 Sufficient clearance in between units and walls shall be provided for easy maintenance and air circulation.3.3Shortcycleofhotcondenserairshallbeavoidatalltime.Adequatespaceandminimumheightclearance

shallbeprovided.Shortcondenseraircyclemayshortenequipmentlifespan,frequentsystemfailureorequipmentunabletostartup.

3.4Allobstaclessurroundingtheunitshallberemovedtoensureproperaircirculation.3.5Installationenvironmentshallbenon-hazardousandnon-explosive.Highlyacidicandhighlypolluted

environmentmayaffectsystemperformanceandleadtocondensercoilchoke,systemfailureandshorterequipmentlife.

Space between units should be at least 1.5m

Space between units and the wall should be at least 1.8m

Space between units and the wall should be at least 1.8m

The hight of the unit

3m high space for ventilation

OBSTACLE

OBSTACLE BLOCKING AIR INLET

MODULAR AIR COOLED CHILLERS

OBSTACLE BLOCKING AIR OUTLET

OBSTACLE BLOCK AIR INTAKE

17

3$//(7 7+(&+,//(5%$&.,1*$1*/()25./,)7(5&5$03%$5&$%/(&5$1(

1.8m

Min 3m

AIR DISCHARGE

4.HANDLING Eachmodularaircooledchillerisskiddedatthefactory.Careshouldbetakenduringhandingtoavoiddamagetotheunitandinternalcomponents.Forklifterorcablecraneshouldbeusedforeasyerection.

5.LIFTINGMETHOD Liftingropesshallbeusedonthesuspensionplatesontopoftheunit.Duringlifting,specialattentionshouldbepaytothecenterofgravityoftheunit.Specialcareshouldbepaytoliftingropesduringliftingoftheunit.Liftingtoolssuchascrampbarshallbeusedtoprotecttheunit.

18

7+(/2&$7,212)7+()227%25(

FOUNDATION BOLT M20(M10)x300Notes: 1. The foundation should be mattess or channel structure which can support at least 400kg/m2.2. 20mm thickness rubber shock pad is needed between the unit and the foundation.3. n is the total number of the module.

6.INSTALLATIONBASE

6.1 The unit must be installed on a flat and level concrete foundation. It can be conveniently installed on rooftop, terraceandotherproperplaces.

6.2Drainpipe

6.3Strongenough

19

12

7(50,1$/'(9,&(43

5

1314

315

1211

1110

WATER INLET

7

8

98

WATER OUTLETOVERFLOW OUTLET

6

7.INSTALLATION

system1

7(50,1$/'(9,&( WATER INLET$8;,/,$5

20

CautionClean water has to be used to avoid corrosion and damage of the system. If the system is operating under harsh atmospheric or water conditions (acidic, corrosive etc.), system is expected to face drop in capacity and might eventually lead to failure.

TroubleshootingSYMPTOMS POSSIBLECAUSES REMEDIALACTION

Compressor stops withoutreason.(alarmlampison)

1.Controlsystemfaulty.2.Compressorfaulty. Contactlocaldealer.

Noisyandvibrancy1.Dirtordustinfanmotor.2.Compressornoisy.3. Vibrancy noise caused by floor or wall.

1.Cleanawaydirtordust.2.Contactlocaldealer.3.Checktheinstallation.

Fanmotorceaserunning. 1.Circuitfaulty.2.Overheatrelaystarting.1.Checkthecircuitandrepairwhennecessary.2.Contactlocaldealer.

Insufficient cooling/heating.

1.Compressorfaulty.2.Contaminationinhydraulicsystem.3.Cloggedcondensercoil.4.Lowrefrigerantcharge.

1.Contactlocaldealer.2.Cleanhydraulicsystem.3.Cleanthecoil.4.Addrefrigerant.

Cyclingwaterpumpdoesnotstart.

1.Nopowersupply.2.Waterpumpmotorfaulty.3.waterpump

1.Checkpowersystem.2.Checkwaterpumporchangeifnecessary.3.Trytorunthewatervaneorchangewaterpumpit

necessary.

Watercyclingfaulty. 1.Gasincyclingsystem.2.Depositordirtintheheatexchanger.1.Dischargethegas.2.Backwashheatexchanger.

Unitdoesnotstart. 1. Water flow switch faulty.2.Pressureswitchfaulty.1. Check water flow.2.Checksystempressure.

21

Exploded view & Part list

22

NO. PartNumber Description Quantity

1 M01014300958 FANGUARD 2

2 M03019000807 FANBLADE,89MMTFE710C-89XINCHANG 2

3 M50014300883 PANEL,OUTFLOW 2

4 M03039001528 MOTOR,YDK1000-6BCYONGAN 2

5 M50014300882 FANSUPPORT 2

6 M50024301859 ASSY,RIGHTCOIL 2

7 M50024301858 ASSY,LEFTCOIL 2

8 ASSY,METALSTRUCTURE 1

9 M01014300932 PANEL,LEFTSURFACE 2

10 M04109010636 PRESSURESWITCH2.4/2.8MPa 1

11 A50054009748 ASSY,ACCESSVALVE1/4SP2200 4


13 M50049305803 CONTROLBOXASSY 1

14 A02169000502 FILTERDRIER,BFK-085SALCO 2

15 M02089321002 CAPILLARY 4

16 M01014300930 PANEL,FRONTSURFACEA 1

17 M01014300931 PANEL,FRONTSURFACEB 1

18 M0419010625 COMPRESSOR,ZR125KC-TF5-522(WITHHEATER) 2

19 M02119012953 ACCUMULATOR,QFQ5.2-A-016.0LTONGLI 2

20 ASSY,COPPERTUBE 1

21 M01014300929 PANEL,FRONTANDBACKSURFACE 3

22 havenothispart

23 M04064305407 DIFFERENCEPRESSURE5/9KPa 1

24 M02209000726 HEATEXCHANGER,BRAZEDPLATEV25*40*40SWEP 1

25 M02069005115 STRIANER,WATERCUPN25(11/4")ITALYOR

26 M50104303801 WATERPIPE,INLET(PPR) 1

27 M50104303806 WATERPIPE,OUTLET(PPR) 1

28 M50014300880 ASSY,BASEPAN 1

TERMINAL BOX M50044304010

1 A04119003779 TERMINALBLOCK,ET3501-3P-1 1

2 M04119003708 TERMINALBLOCK,HP-T3021-18P

3 M04039003178 CONTACTOR,LC1-D6511MTCT.E. 2

4 M04039003169 CONTACTOR,LC1-D0910M7CT.E. 2

5 M04169003904 FUSELINKRT14-4AWITHBASEDELIXI 1

6 M04199011980 PHASEPROTECTORDB3A01A 1

7 M04089011195 CONTROLMODULE,MCH03BEC(B4.3) 1

8 M04089900249 CONTROLLERSC302B(MCQUAY,CHINESE) 1

9 M04179003990 OVERLOADPROTECTOR,LR2-D1307N1.6-2.5A) 2

MAC160A-PAA-E

23


1 M01014300958 FANGUARD 2

2 M03019000807 FANBLADE,89MMTFE710C-89XINCHANG 2


4 M03039001527 MOTOR,YDK1000-6ACYONGAN 2

5 M50014300882 FANSUPPORT 2

6 M50024301859 ASSY,RIGHTCOIL 2



9 M01014300932 PANEL,LEFTSURFACE 2




13 M50049305803 CONTROLBOXASSY 1

14 A02169000502 FILTERDRIER,BFK-085SALCO 2

15 M02089321002 CAPILLARY 4

16 M01014300930 PANEL,FRONTSURFACEA 1

17 M01014300931 PANEL,FRONTSURFACEB 1

18 A050049004677 COMPRESSOR,ZR125KC-TFD-522(WITHHEATER) 2



21 M01014300929 PANEL,FRONTANDBACKSURFACE 3

22 havenothispart

23 M04064305407 DIFFERENCEPRESSURE5/9KPa 1

24 M02209000726 HEATEXCHANGER,BRAZEDPLATEV25*40*40SWEP 1

25 M02069005115 STRIANER,WATERCUPN25(11/4"ITALYOR

26 M50104303801 WATERPIPE,INLET(PPR) 1

27 M50104303806 WATERPIPE,OUTLET(PPR) 1

28 M50014300880 ASSY,BASEPAN 1

TERMINAL BOX M50044304010

1 A04119003779 TERMINALBLOCK,ET2501-3P-1 1

2 M04119003708 TERMINALBLOCK,HP-T3021-18P


4 M04039003151 CONTACTOR,LC1-2501M7C 2


6 M04199362000 PHASEPROTECTORRM4-TG20T.E. 1

7 M04089012294 CONTROLMODULE,MC01ECMC2.02CP 1

8 M04089900249 CONTROLLERSC302B(MCQUAY,CHINESE) 1

9 M04179003990 OVERLOADPROTECTOR,LR2-D1307N1.6-2.5A) 2

MAC160A-QAA-E

25

MAC210A-PAB-E


1 M01014302202 OUTERNOZZLE810mm 2

2 M03019000809 FANBLADE,240MMDBF7A-240XINCHANG 2


4 M03039001148 MOTOR,YDK1000-8A9,YONGAN 2

5 M01014300567 SUPPORTMOTOR 2

6 M50024304050 ASSY,RIGHECOIL 2



9 M01014300103 PANEL,UNDERSURFACE 4

10 M04109003655 PRESSURESWITCHH20PS3.0/2.4MPa 1


12 M04109010639 LOWPRESSURESWITCH0.05/0.15MPa 1

13 M50049304037 TERMINALBOX 1

14 A02169000508 FILTERDRIER,EK-085SALCO 2

15 M05019010949 VALVE,TXVTDEBX115/8*7/8DANFOSS 2

16 M01014300104 PANEL,UNDERSURFACE5 1


18 M04019002899 COMPRESSOR,ZR144KC-TF5(WITHHEATER)COPELAND 2




22 M05014302007 VALVE,CONNECTSENSOR 2

23 M04064305407 SWITCH,DIFFERENCEPRESSURE5/9KPa 1

24 M02204302010 BPHE,B3-095-84QINBAO 1

25 M05029004269 JOINT,FLEXIBLERUBBERKST-40 2

26 M05014013017 VALVE,BALLQ11F-20T 2

27 M02069005116 STRAINER,WATERCUPN25(11/2)ITALYOR 1

28 M50104303215 ASSY,WATERPIPE(INLET) 1

29 M50104303216 ASSY,WATERPIPE(OUTLET) 1

30 M50014303234 ASSYBASEPAN 1

TERMINALBOX1 M04119003708 TERMINALBLOCK,HP-T3021-18P 1

2 M04119003779 TERMINALBLOCK,ET3501-3P-1 1




6 M04199362000 PHASEPROTECTOR,RM4-TG20T.E. 1

7 M04089012294 CONTROLMODULE,MC01ECMC2.0 1

8 M04089900247 CONTROLLERSC302B(MCQUAY,ENGLISH) 1

9 M04179003986 OVERLOADPROTECTOR,LR2-D3357C 2

26


1 M01014302202 OUTERNOZZLE810mm 2

2 M03019000809 FANBLADE,240MMDBF7A-240XINCHANG 2


4 M03039013480 MOTOR,YT160-1000-8A4 2

5 M01014300567 SUPPORTMOTOR 2

6 M50024304050 ASSY,RIGHECOIL 2




10 M04109003655 PRESSURESWITCHH20PS3.0/2.4MPa 1


12 M04109010639 LOWPRESSURESWITCH0.05/0.15MPa 1

13 M50049304038 TERMINALBOX 1

14 A02169000508 FILTERDRIER,EK-085SALCO 2

15 M05019010949 VALVE,TXVTDEBX115/8*7/8DANFOSS 2



18 M04019002837 COMPRESSOR,ZR144KC-TFD-522(WITHHEATER)COPELAND2




22 M05014302007 VALVE,CONNECTSENSOR 2

23 M04064305407 SWITCH,DIFFERENCEPRESSURE5/9KPa 1

24 M02204302010 BPHE,B3-095-84QINBAO 1

25 M05029004269 JOINT,FLEXIBLERUBBERKST-40 2

26 M05014013017 VALVE,BALLQ11F-20T 2

27 M02069005116 STRAINER,WATERCUPN25(11/2)ITALYOR 1

28 M50104303215 ASSY,WATERPIPE(INLET) 1

29 M50104303216 ASSY,WATERPIPE(OUTLET) 1

30 M50014303234 ASSYBASEPAN 1

TERMINAL BOX

1 M041190026708 TERMINALBLOCK,HP-T24021-18P 1

2 M04119003777 TERMINALBLOCK,ET2501-3P-1 1

3 M04039003168 CONTACTOR,LC1-3201M7CT.E. 2


5 M04169003901 FUSE,RT14-10A,BOLTIN10A022M04010-001 1

6 M041992662000 PHASEPROTECTOR,RM4-TG20T.E. 1

7 M04089012294 CONTROLMODULE,MC01ECMC2.0 1

8 M04089900247 CONTROLLERSC302B(MCQUAY,ENGLISH) 1

9 M0417003957 OVERLOADPROTECTOR,LRD22KN(16-24A)T.E. 2

MAC210A-QAB-E

2011McQuayInternational+1(800)432-1342www.mcquay.com

Wedoourutmosteffortstoensurealldetailsarecorrectandaccurateduringthetimeofpublication.However, McQuay reserves the right to discontinue and/or alter the specifications and designs any time

withoutnoticeandincurringobligations.Specifications may change to suit local conditions and some models are not available for certain countries.

ISO9001Certificate No.: 9601019

BS-OHSAS18001Certificate No.: 7644

ISO14001Certificate No.: EMS 80362

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