Replacement Parts List No. 700023000
Revision A 10/2011
Water-Cooled Chiller
Magnetic Bearing Compressor
WMC
Vintage B
145SBS
145DBS
150DBS
250DBS
290DBS
To find your McQuay parts distributor, call 1-800-377-2787 or visit www.mcquay.com
Contents
Parts List Revision History......................................................................................................... 3
Complete Model Nomenclature ............................................................................................4 - 5
Electrical Legend ....................................................................................................................... 6
Unit Components ..................................................................................................................7 - 8
Magnetic Bearing Compressor ...........................................................................................9 - 13
Piping - Discharge ................................................................................................................... 14
Piping - Liquid Line and Motor Cooling.................................................................................... 15
Condenser- Standard Heads ................................................................................................... 16
20 inch, 150 PSI Standard Heads, Victaulic - 1 Pass, non-ASME ..................................... 17
20 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 2 Pass, non-ASME ................ 17
20 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 3 Pass, non-ASME ................ 17
22 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 2 Pass, non-ASME ................ 18
22 Inch, 300 PSI Standard Heads, Flanged - 2 Pass, non-ASME ..................................... 18
22 inch, 150 PSI Standard Heads, Victaulic - 3 Pass, non-ASME ..................................... 18
Condenser- Water Box Heads ................................................................................................. 19
20 Inch, 150 PSI Water Box Heads, Victaulic and Flanged - 2 Pass, non-ASME ............. 20
22 Inch, 150 PSI Water Box Heads, Victaulic and Flanged - 2 Pass, non-ASME ............. 21
Evaporator- Standard Heads .................................................................................................. 22
22 Inch, 150 PSI Standard Heads, Victaulic - 1 Pass, non-ASME ..................................... 23
22 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 2 Pass, non-ASME ................ 23
22 Inch, 150 PSI Standard Heads, Victaulic - 3 Pass, non-ASME ..................................... 23
26 Inch, 150 PSI Standard Heads, Victaulic - 1 Pass, non-ASME ..................................... 24
26 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 2 Pass, non-ASME ................ 24
26 Inch, 300 PSI Standard Heads, Victaulic and Flanged - 2 Pass, non-ASME ................ 24
26 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 3 Pass, non-ASME ................ 24
Evaporator- Water Box Heads ................................................................................................ 25
22 Inch, 150 PSI Water Box Heads, Victaulic and Flanged - 2 Pass, non-ASME ............. 26
22 Inch, 150 PSI Standard Heads, Flanged - 3 Pass, non-ASME ..................................... 26
26 Inch, 150 PSI Water Box Heads, Victaulic and Flanged - 2 Pass, non-ASME ............. 27
Evaporator Insulation............................................................................................................... 28
Unit Controls ............................................................................................................................ 29
Operator Interface Panel ................................................................................................... 29
Unit Control Box Diagram .................................................................................................. 30
Unit Control Box ................................................................................................................. 31
Power Panel Diagrams ...................................................................................................... 32
Power Panel - Unit Size 145S .....................................................................................33 - 34
Power Panel - Unit Sizes 145D & 150D ........................................................................... 35 - 37
Power Panel - Unit Sizes 250D & 290D ........................................................................... 38 - 40
Control Box Label .................................................................................................................... 41
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 2
Parts List Revision History
Revision Date Description
NEW 10/2011 New
A 10/2011 Pages 9-13: Added 1 page. Corrected and expanded compressor components.
Pages 35-37: Added components for 575V.
13600 Industrial Park Blvd., P.O. Box 1551, Minneapolis, MN 55440 (763) 553-5330
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 3
Complete Model Nomenclature
Complete Model Nomenclature
WMC 250D BS 15R YY Y B E2609 BE 2RA C4 0440 CC Y A C2209 BLYY 2RAYYY
Code 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18
C4 1050 CCYY YY A A 134 124 DY 3LEYYA SSYDYYYS 0170 Y YY B
Code 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
02 Size (in nominal tons)
145S= 145 Tons, Single Compressor
145D= 145 Tons, Dual Compressors
150D= 150 Tons, Dual Compressors
250D= 250 Tons, Dual Compressors
290D= 290 Tons, Dual Compressors
03 Unit Configuration
BS= Vintage B, Single Circuit
04 Voltage
13G or 15G= 400V / 50Hz
13R or 15R= 460V / 60Hz
13D = 575V / 60Hz
05 Always YY
06 Always Y
07 Compressor Model Revision
A= Compressor Revision A
B= Compressor Revision B
08 Evaporator
E2209= 22" Diameter, 9 ft. length
E2212= 22" Diameter, 12 ft. length
E2609= 26" Diameter, 9 ft. length
E2612= 26" Diameter, 12 ft. length
09 Evaporator Tubes
Digit 1
Tube Count
Digit 2
E= 0.025 wall, CU Turbo, EHP
F= 0.028 wall, CU Turbo, EHP
Q= 0.035 wall, CU Turbo, EHP
T= 0.028 wall SS 28FPI-TC
Z= 0.028 wall Titanium 32FPI-TC
10 Evaporator Heads
Digit 1
1= 1 pass
2= 2 Pass
3= 3 Pass
Digit 2
R= Right Hand Inlet Nozzle
L= Left hand Inlet Nozzle
Digit 3
A= Standard Victaulic
B= Flanged
C= Marine Box, Top, Victaulic
E= Marine Box, Top, Flanged
11 Evaporator Design Pressure
Digit 1
C= 200 PSIG Refrigerant Side
Digit 2
1= 150 PSIG Waterside, ASME Code
2= 250 PSIG Waterside, ASME Code
3= 350 PSIG Waterside, ASME Code
4= 150 PSIG Waterside, non-ASME Code
5= 300 PSIG Waterside, non-ASME Code
12 Evaporator Leaving Water Temperature
Degrees Fahrenheit x 10
13 Evaporator Tube Sheet & Head Material
Digit 1
C= Carbon Steel Tube Sheet
Digit 2
C= Carbon Steel Heads
14 Always Y
15 Evaporator Model Revision
A= Evaporator Revision A
16 Condenser
C2009= 20" Diameter, 9 ft. length
C2012= 20" Diameter, 12 ft. length
C2209= 22" Diameter, 9 ft. length
C2212= 22" Diameter, 12 ft. length
17 Condenser Tubes
Digit 1
Tube Count
Digit 2
L= 0.025 wall, CU Turbo, CSL
N= 0.028 wall, CU Turbo CSL
P= 0.035 wall, CU Turbo CSL
1= 0.028 wall, 90-10 CuNi
4= 0.035 wall, 90-10 CuNi
T= 0.028 wall, SS 28FPI-TC
Z= 0.028 wall, Titanium 32FPI-TC
Digits 3-4
Always YY
18 Condenser Heads
Digit 1
1= 1 pass
2= 2 Pass
3= 3 Pass
Digit 2
R= Right Hand Inlet Nozzle
L= Left hand Inlet Nozzle
Digit 3
A= Standard Victaulic
B= Flanged
D= Marine Box, Rear, Victaulic
F= Marine Box, Rear, Flanged
Digits 4-6
Always YYY
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 4
Complete Model Nomenclature
19 Condenser Design Pressure
Digit 1
C= 200 PSIG Refrigerant Side
Digit 2
1= 150 PSIG Waterside, ASME Code
2= 250 PSIG Waterside, ASME Code
3= 350 PSIG Waterside, ASME Code
4= 150 PSIG Waterside, non-ASME
5= 300 PSIG Waterside, non-ASME
20 Condenser Max Leaving Water Temperature
Degrees Fahrenheit x 10
21 Condenser Tube Sheet & Head Material
Digit 1
C= Carbon Steel Tube Sheet
N= Monel Clad
S= Stainless Steel Clad
T= Titanium Clad Steel
Digit 2
C= Carbon Steel Heads
E= Exopy Coated
Digits 3-4
Always YY
22 Always YY
23 Condenser Model Revision
A= Condenser Revision A
24 Pressure Vessel Code
A= ASME
J= Australia ASME with documentation
P= Chinese
T= Taiwan ASME with documentation
1= CRN British Columbia
2= CRN Alberta
3= CRN Saskatchewan
4= CRN Manitoba
5= CRN Ontario
6= CRN Quebec
7= CRN New Brunswick
8= CRN Nova Scotia
9= CRN Prince Edward Island
0= CRN Newfoundland
U= CRN Yukon
28 Controls
Digit 1
3= Microtech II, pCO3
Digit 2
L= Large Controller
Digit 3
E= English Language
Digit 4
Always Y
Digit 5
B= BACnet w/ RS485 and Ethernet
E= BACnet w/ IP Ethernet
L= LonMark
M= ModBus
P= Serial Port w/RS232
Y= None
Digit 6
A= NEMA 1
29 Front End Box Options
Digit 1
S= Single Point
M= Multi Point
Digit 2
S= Unit Mounted Single Box
Digit 3
Y= Standard Filter
P= EMI Filter
Digit 4
D= Disconnect Switch
P= Power Block
Digit 5
Always Y
Digit 6
Y= Standard Short Circuit Current Rating
H= High Short Circuit Current Rating
Digit 7
Y= No Ground Fault Protection
F= With Ground Fault Protection
Digit 8
S= No Harmonic Filter
F= Free Standing Harmonic Filter
M= Unit Mounted Harmonic Filter
30 Rated Load Amps
Compressor RLA
25 Refrigerant
134= Refrigerant 134a
26 Refrigerant Weight
example: 124= 1240 lbs divided by 10
27 Expansion Valve
DY= Electronic Expansion Valve, single actuator
EY= Electronic Expansion Valve, dual actuator
31 Always Y
32 Insulation
Digit 1
H= 3/4" insulation on Evap Shell, Suction Piping,
Compressor Inlet, Motor Barrel, plus High Humidity
3= 1-1/2" insulation on Evap shell; 3/4" on Suction
Piping, Compr Inlet, Mtr Barrel, plus High Humidity
Y= No Shell Insulation
Digit 2
2= Evaporator Return and Connection Head Insulation
Y= No Head Insulation
33 Water Flow Indication
B= Water Flow Indicator on Evaporator and Condenser
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 5
Electrical Legend
A .................................... Alarm
B1-B10 ........................... Analog Input Connections
CAP ............................... Capacitor
CB .................................. Circuit Breaker
CBX ............................... Compressor Box
CC .................................Compressor Controller
CF .................................. Condenser Flow Switch
CO ................................. Compressor Off Relay
CP1 & CP2 .................... Condenser Pump Cycling Relay
CR .................................Compressor Relay
CT .................................. Control Transformer
CWI ................................ Condenser Water Interlocks
C1 .................................. Cooling Tower Fan Relay (Stage 1)
C2 .................................. Cooling Tower Fan Relay (Stage 2)
C3 .................................. Cooling Tower Fan Relay (Stage 3)
C4 .................................. Cooling Tower Fan Relay (Stage 4)
EF .................................. Evaporator Flow Switch
EP1 & 2 .........................Evaporator Pump Cycling Relay
EWI ................................ Evaporator Water Interlocks
EXV ...............................Electronic Expansion Valve
GDB ............................... Guardistor Board
GFP ............................... Ground Fault Protector
HG ................................. Hot Gas Solenoid
HR1 & 2 ......................... Heater Relay
ID1 thru 18 ..................... Digital Input Connections
IR2 thru 4 ....................... Isolation Relay for T2 thru T4
L1................................... Liquid Injection Solenoid
LR ......................................Latch Relay
MA .....................................Contactor Auxillary
MC ....................................Motor Cooling Solenoid
MCR ..................................Motor Contactor Relay (Starter)
MHP ..................................Mechanical High Pressure Switch
NO1-18, NC1-18 ................Digital Output Connections
OC .....................................Oil Cooler Solenoid (120 or 24 VAC)
OL .....................................Overload
OP ....................................Oil Pump Contactor
PTB ....................................Pressure Transducer Board
RL ......................................Reactor, Line Side
SA(Unload), SB(Load) .......Vane Control Solenoids
SC ......................................Signal Converter
SW1 ...................................Unit Start/Stop Switch
SW2 ...................................Compressor Manual Stop Switch
SW3 ...................................Remote Start/Stop Switch
SW4 ...................................Mode Switch
SW5 ...................................Emergency Stop Switch
T1 ......................................Transformer (120VAC)
T2 ......................................Transformer (24VAC)
T3 ......................................Transformer (24VAC)
T4 ......................................Transformer (24VAC)
T5 ......................................Transformer (24VAC) / Isolation
VC ......................................Vane Close Switch
VO .....................................Vane Open Switch
VR ......................................Voltage Relay
UC .....................................Unit Controller
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 6
Unit Components
001
F022
H030
H030
Single Circuit
WMC145S
A020
001
F021
F022
H020
H021
001
F022
F030
A050
H030
H030
Dual Circuit
WMC 290D shown
A020
F021
F022
H020
H021
H020
H021
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 7
Unit Components
Ref. # Description Part Number 145S 145D 150D 250D 290D
001 Compressor See Note
A020 Compressor Isolator 330527701 4 8 8 8 8
A050 Butterfly Valve 073062103 1 2 2 2 2
F021 Shut Off Valve 735039977 1 1 1 1 1
F022 Relief Valve, 200# 735045817 3 3 3 3 3
F030 Relief Valve, 200#, Angle 735045818 1 2 2 2 2
H020 Flow Sensor 330571401 2 2 2 2 2
H021 Cable, Flow Sensor 330571402 2 2 2 2 2
H030 Sensor Well 047441511 6 6 6 6 6
Note: Contact McQuay Parts with the compressor model, compressor part number, compressor serial number and BMCC
revision. On dual compressor units, provide same information on other compressor to ensure BMCC compatibility.
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 8
Magnetic Bearing Compressor
004
008
016
013
017
003
012
014
002
011
006
007
010
009
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 9
Magnetic Bearing Compressor
Ref. # Description Part Number
145D 145S
150D 250D
290D
002 Kit, Module, Bearing PWM 300040127 1 1
003 Kit, DC/DC Converter Assy, 400-460V 300042897 1 1
003 Kit, DC/DC Converter, 575V 300048726 1
004 Kit, Module, Backplane Assy 300042899 1 1
006 Kit, End Cap Assy 300048171 1 1
007 Kit, Insulation Cover, End Bell 300043829 1 1
008 Kit, Cover, Top Assy 300040136 1 1
009 Kit, Cover, Service Side Assy 300040137 1 1
010 Kit, Cover, Mains Input Assy 300040138 1 1
011 Kit, Cover, Capacitor Assy 300040139 1 1
012 Kit, Module Serial Driver 300043064 1 1
013 Kit, Module, Softstart, 400V 300043853 1 1
013 Kit, Module, Softstart, 460V 300043245 1 1
013 Kit, Module Softstart, 575V 300049167 1
014 Kit, Bearing Motor Compressor Control (BMCC) See Note 1
016 Kit, Input Mains Buss Bars 100416 1
017 Kit, IGBT Manifold Cooling 300040931 1
017 Kit, IGBT Assy Manifold Cooling (w/o DC/DC Converter) 300043315 1
017 Kit, IGBT Assy Manifold Cooling (w/DC/DC Converter) 300043246 1
NS Kit, Soft Start Cooling Fan Assembly 300049137 1 1
NS Kit, PCB Assy, Compressor Interface Connector 300043882 1 1
NS Communication Converter Module 300049169 1 1
NS Kit, Terminal Power Block Assy 300043928 1
NS Kit, Terminal Power Block Assy 300043983 1
NS Kit, Cover Plate Assy 300049175 1 1
NS Kit, Sensor Assy, Temperature, Motor Rotor 300042906 1 1
NS Kit, Temperature Sensor 300048181 1 1
NS Kit, Tube, Connection to IGBT 300048170 1 1
NS Kit, Capacitor, IGBT Snubber 300043447 1 1
NS Kit, Sensor, Pressure Temperature Suction (blue dot) 300040130 1 1
NS Kit, Sensor, Pressure Temperature Discharge (red dot) 300040131 1 1
Quantity per
compressor
Note: Contact McQuay Parts with the compressor model, compressor part number, compressor serial number and BMCC
revision. On dual compressor units, provide same information on other compressor to ensure BMCC compatibility.
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 10
Magnetic Bearing Compressor
Ref. # Description Part Number
145D 145S
150D 250D
290D
NS Kit, Diode Rectifiers 300043875 1
NS Kit, Diode Rectifiers 300044087 1
NS Kit, Sensor Heatsink Diode Rectifiers Dual Cooling 300047204 1
NS Kit, Service Valve, Suction 300048174 1
NS Kit, Service Valve, Discharge 330619004 1 1
NS Kit, Service Valve, Economizer 300048958 1
NS Kit, Flange 1”, Economizer 1 300048175 1
NS Kit, Flange Sweat, 3”, Suction 2 300046266 1 1
NS Kit, Flange, Suction 3" 300048959 1 1
NS Kit, Flange, Discharge, Brass, for 2-1/8” 300046267 1 1
NS Kit, Flange, Discharge, Steel, 2-1/8" 331387401 1 1
NS Kit, O-Ring, IGBT Assy 300043869 1 1
NS Kit, O-Ring, Ports Connection 3 300043968 1 1
NS Kit, O-Ring, IGV Assy 300043877 1 1
NS Kit, O-Ring, End Cap Assy 300043878 1 1
NS Kit, O-Ring, Service Side Small O-Rings 300043879 1 1
NS Kit, O-Ring, Cover Plate Assy 300043880 1 1
NS Kit, O-Ring, Suction Port Only 300048180 1 1
NS Kit, Cable Harness, Compressor DC Supply 200140 1 1
NS Kit, Cable Harness Assy, Compressor Interface 300047144 1 1
NS Kit, Cable Harness, Softstart SCR Gate 300044089 1 1
NS Kit, Cable Harness, Mtr Cooling & Coil Assy 300040132 1
NS Kit, Cable Harness, Mtr Cooling & Coil Assy 300048754 1
NS Kit, Cable Harness, Compressor Controller 300044030 1 1
NS Kit, Cable Harness, Front Bearing Sensor 300047965 1 1
NS Kit, Cable Harness, Rear Bearing Sensor 300047966 1 1
NS Kit, Cable Harness, Motor Driver (IGBT to Backplane) 300044114 1 1
NS Kit, Cable Harness, Softstart AC/DC, Fused 300040953 1
NS Kit, Cable Harness, Softstart AC/DC 300048954 1
NS Kit, Cable Harness, Softstart AC/DC 300044098 1 1
NS Cable Harness Compressor Controller 300044030 1 1
NS Cable Harness, DC/DC to Backplane 300047244 1 1
Quantity per
compressor
1
Includes 7/8" Flange, O-Ring, lubrication, and 2 sets of screws/spring washers.
2
Includes 3-1/8” Flange, O-Ring, lubrication, and 4 sets of screws/spring washers.
3
Includes O-Rings for Suction, Discharge and Economizer Ports.
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 11
Magnetic Bearing Compressor
Ref. # Description Part Number
Quantity per
compressor
145D 145S
150D 250D
290D
NS Line Reactor, 140A, 5% 300047659 1
NS Line Reactor, 180A, 5% 300045658 1
NS Line Reactor, 240A, 5% 300048177 1
NS Line Reactor, 140A, 10% 300044143 1
NS Line Reactor, 180A, 10% 331557651 1
NS EMI/EMC Filter, CE, 185A 300048760 1
NS EMI/EMC Filter, UL, 185A 300048179 1
NS EMI/EMC Filter 322A, 480V 300048960 1
NS Kit, Fuse, Class T, Fast Acting 300045202 1
NS Fuse, Slo Nano SMF 0.25A, 125V 300046528 1 1
NS Fuse, Slo Nano SMF 0.5A, 125V 4 300046529 1 1
NS Fuse, Slo Nano SMF 0.2A, 600V, Midget, Time Delay 300044083 1 1
NS Kit, Fuse 2A, 1000V, HVA, 3” 300045312 1 1
NS Kit, Fuses, Softstart 4 331877106 1 1
NS Kit, Fuses, Softstart 5 300046521 1 1
NS Kit, Fuse Nano SMF 0.75A, 125V 5 300046530 1 1
NS Kit, IGV Motor Service 300048085 1 1
NS Kit, Buss Bar Assy and Capacitors, 400V 300043831 1
NS Kit, Buss Bar Assy and Capacitors, 460V 300046429 1
NS Kit, Buss Bar Assy and Capacitors, 400V 300047251 1
NS Kit, Buss Bar Assy and Capacitors, 460V 300043832 1
NS Kit, Buss Bar Assembly and Capacitors, 575V 300049168 1
NS Kit, Buss Bar Diode 300048955 1
NS Kit, Buss Assy Conn Motor IGBT 300045215 1
NS Kit, Buss Assy Conn Motor IGBT 300048961 1
NS Kit, Suction Strainer, Straight 300048957 1
NS Kit, Plunger Assy, Non-return Valve, Discharge 2" 300043734 1
NS Kit, Compressor Cooling Strainer 300046931 1
NS Kit, Compressor Mounting 300040125 1 1
NS Kit, Screws for Covers, M5, Stainless Steel 300046932 1 1
NS Bluetooth Serial Adapter Kit 300046950 1 1
NS Dielectric Grease 300045661 1 1
4
Used on Softstart Series 20 (Compressor Serial # 071975020) or before.
5
Used on Softstart Series 21 (Compressor Serial # 071975030) or later.
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 12
Magnetic Bearing Compressor
Ref. # Description Part Number
145D 145S
150D 250D
290D
NS Kit, Cooling Valves Assy 300043892 1
NS Kit, Cooling Valves Assy 300047112 1
NS Kit, IGV Housing Assembly and O-Rings 300043626 1
NS Kit, IGV Housing Assy and O-Rings (black IGV cone) 300043627 1
NS Kit, IGV Housing Assy and O-Rings (gold IGV cone) 300046822 1
NS Kit, Bracket Mains Input Plate, 2.0" Diameter 300049170 1 1
NS Kit, Bracket Mains Input Plate, 2.5” Diameter 300049171 1 1
NS Kit, Bracket Mains Input Plate, 3.0” Diameter 300049172 1 1
NS Kit, Bracket Mains Input Plate, 3.5” Diameter 300049173 1 1
NS Kit, Heatsink Cooling Manifold SCR Assy 300049070 1
NS Kit, Heatsink Cooling Manifold SCR Assy 300049174 1
NS Kit, Hermetic Feedthrough IGV - 4 Pin 300049176 1 1
NS Kit, Hermetic Feedthru, Rear Bearing, 6-Pin 300043473 1 1
NS Kit, Hermetic Feedthru, Front Bearing, 4-Pin 300046599 1 1
NS Kit, Hermetic Feedthru, Bearing Sensor, 9-Pin 300045720 1 1
NS Kit, Hermetic Feedthru High Power 300045214 1 1
Quantity per
compressor
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 13
Piping - Discharge
C044
C031
WMC290D shown
Ref. # Description Part Number 145S 145D 150D 250D 290D
C031 Gasket, 6.88 OD 070199120 2 6 6 6 6
C044 Check Valve 332630201 1 2 2 2 2
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 14
Piping - Liquid Line and Motor Cooling
E020
B041
B030
Liquid Line
145D shown
E040
E031
E022
Motor Cooling Line
290D shown
E053
Ref. # Description Part Number 145S 145D 150D 250D 290D
B030 Electronic Expansion Valve, 225 Ton 330386201 1
B030 Electronic Expansion Valve, 126 Ton 330386206 1 1
B030 Electronic Expansion Valve, 250 Ton 330386207 1 1
B041 Ball Valve, 1.63 330286007 1 1
B041 Ball Valve, 1.375 330286006 1
B041 Ball Valve, 2.12 330286008 1 1
E020 Flare Nut .375 000108300 2 2
E020 Flare Nut .500 000136100 1 2 2
E022 Strainer 735030506 1 2 2 2 2
E031 Ball Valve, .625 330286053 1
E031 Ball Valve, .625 330286003 2 2 2 2
E040 Filter Drier, .625 735028827 1 2 2 2 2
E053 Ball Valve, .875 330286004 1 2 2 2 2
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 15
Condenser- Standard Heads
Head
Gasket
351
352
Connection
End
331
330
110
Return
2-Pass, Left-Hand, Std. Victaulic (Front View)
Ref. # Description Part Number Qty.
110 Sight Glass Clear w/Ball 350229501 1
330 Shut-Off Valve 735039929 2
331 Cap, Flare 073243901 2
End
355
350
Gasket
Head
Code 18: 1 L A YYY
# Passes Connection Heads Future Use
1=1 Pass L= Left Hand A= Std. Victaulic
2=2 Pass R= Right Hand B= Std. Flanged
3=3 Pass C= Wtr. Bx. Vict.
D= Wtr. Bx. Flgd.
Head Types
Standard Victaulic Standard Flanged
Connection
Return
Connection
Return
1- Pass
2- Pass
3- Pass
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 16
Condenser - Standard Heads
20 Inch
20 inch, 150 PSI Standard Heads, Victaulic - 1 Pass, non-ASME
Ref. # Description Part Number Qty.
350 / 351 Assembly, Connection Head 331153101 2
352 / 355 Gasket, Connection Head 070304644 2
NS Screw, H5, 0.50 x 2.5 735033851 22 per head
NS Nut, 0.50-13 735029625 22 per head
NS = Not Shown
20 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 2 Pass, non-ASME
Ref. # Description Part Number Qty.
350 Assembly, Return Head 332182702 1
351 Assembly, Connection Head
with Flanged Connection 332187903 1
with Victaulic Connection 332186103 1
352 Gasket, Connection Head 071557803K 1
355 Gasket, Return Head 070304644 1
NS Screw, H5, 0.50 x 2.5 735033851 22 per head
NS Nut, 0.50-13 735029625 22 per head
NS = Not Shown
20 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 3 Pass, non-ASME
Ref. # Description Part Number Qty.
350 / 351 Assembly, Connection Head
with Flanged Connection 331158304 2
with Victaulic Connection 331156504 2
352 / 355 Gasket, Head 071557803K 2
NS Screw- H5, 0.50 x 2.5 735033851 22 per head
NS Nut- 0.50-13 735029625 22 per head
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 17
Condenser - Standard Heads
22 Inch
22 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 2 Pass, non-ASME
Ref. # Description Part Number Qty.
350 Assembly, Return Head 332182902 1
351 Assembly, Connection Head
with Flanged Connection 332188103 1
with Victaulic Connection 332186303 1
352 Gasket, Connection Head 071557804K 1
355 Gasket, Return Head 070304645 1
NS Screw, H5, 0.50 x 2.5 735033851 26 per head
NS Nut, 0.50-13 735029625 26 per head
NS = Not Shown
22 Inch, 300 PSI Standard Heads, Flanged - 2 Pass, non-ASME
Ref. # Description Part Number Qty.
350 Assembly, Return Head 332166542 1
351 Assembly, Connection Head 332171743 1
352 Gasket, Connection Head 071557814 1
355 Gasket, Return Head 070304614 1
NS Screw- H5, 0.50 x 4.0 735033542 52 per head
NS Nut- 0.50-13 735029629 52 per head
NS = Not Shown
22 inch, 150 PSI Standard Heads, Victaulic - 3 Pass, non-ASME
Ref. # Description Part Number Qty.
350 / 351 Assembly, Connection Head 331156704 2
352 / 355 Gasket, Connection Head 071557804K 2
NS Screw, H5, 0.50 x 2.5 735033851 26 per head
NS Nut, 0.50-13 735029625 26 per head
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 18
Condenser- Water Box Heads
Head
366
Water Box
Cover Gasket
Gasket
351
352
Connection
End
331
330
330
110
Return
End
355
Gasket
350
2-Pass, Left-Hand, Water Box Victaulic (Front View)
Ref. # Description Part Number Qty.
110 Sight Glass Clear w/Ball 350229501 1
330 Shut-Off Valve 735039929 2
331 Cap, Flare 073243901 2
Code 18: 1 L A YYY
# Passes Connection Heads Future Use
1=1 Pass L= Left Hand A= Std. Victaulic
2=2 Pass R= Right Hand B= Std. Flanged
3=3 Pass C= Wtr. Bx. Vict.
D= Wtr. Bx. Flgd.
Head
Head Types
Water Box Victaulic Water Box Flanged
Connection
Return
Connection
Return
1- Pass
2- Pass
3- Pass
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 19
Condenser- Water Box Heads
20 Inch
20 Inch, 150 PSI Water Box Heads, Victaulic and Flanged - 2 Pass, non-ASME
Ref. # Description Part Number Qty.
350 Assembly, Return Head 332182702 1
351 Assembly, Connection Head
with Flanged Connection 331158353 1
with Victaulic Connection 331156553 1
352 Gasket, Connection Head 071557853 1
355 Gasket, Return Head 070304644 1
366 Gasket, Water Box Cover 333850004 1
NS Screw- H5, 0.50 x 2.5, for Return Head 735033851 22 per head
NS Screw- H5, 0.50 x 3.0, for Water Box 735033852 44 per head
NS Nut- 0.50-13, for Return Head 735029625 22 per head
NS Nut- 0.50-13, for Water Box Head 735029625 44 per head
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 20
Condenser- Water Box Heads
22 Inch
22 Inch, 150 PSI Water Box Heads, Victaulic and Flanged - 2 Pass, non-ASME
Ref. # Description Part Number Qty.
350 Assembly, Return Head 332182902 1
351 Assembly, Connection Head
with Flanged Connection 332186353 1
with Victaulic Connection 332188153 1
352 Gasket, Connection Head 071557854 1
355 Gasket, Return Head 070304645 1
366 Gasket, Water Box Cover 333850005 1
NS Screw- H5, 0.50 x 2.5, for Return Head 735033851 26 per head
NS Screw- H5, 0.50 x 3.5, for Water Box 735033941 52 per head
NS Nut- 0.50-13, for Return Head 735029625 26 per head
NS Nut- 0.50-13, for Water Box Head 735029625 52 per head
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 21
Evaporator- Standard Heads
Code 10: 1 L A
Head
Gasket
351
352
Connection
End
330
331
330
331
110
2-Pass, Left-Hand, Standard Victaulic (Front View)
Return
End
355
350
Ref. # Description Part Number Qty.
110 Sight Glass Clear w/Ball 350229501 1
330 Shut-Off Valve 735039929 2
331 Cap, Flare 073243901 2
Gasket
Head
# Passes Connection Heads
1=1 Pass L= Left Hand A= Std. Victaulic
2=2 Pass R= Right Hand B= Std. Flanged
3=3 Pass C= Wtr. Bx. Vict.
D= Wtr. Bx. Flgd.
Head Types
Standard Victaulic Standard Flanged
Connection
Return
1- Pass
2- Pass
3- Pass
Connection
Return
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 22
Evaporator - Standard Heads
22 Inch
22 Inch, 150 PSI Standard Heads, Victaulic - 1 Pass, non-ASME
Ref. # Description Part Number Qty.
350 / 351 Assembly, Connection Head 331153301 2
352 / 355 Gasket, Return Head 070304645 2
NS Screw, H5, 0.50 x 2.5 735033851 26 per head
NS Nut, 0.50-13 735029625 26 per head
NS = Not Shown
22 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 2 Pass, non-ASME
Ref. # Description Part Number Qty.
350 Assembly, Return Head 332182902 1
351 Assembly, Connection Head
Flanged Connection 332184503 1
Victaulic Connection 332182903 1
352 Gasket, Connection Head 071557804K 1
355 Gasket, Return Head 070304645 1
NS Screw, H5, 0.50 x 2.5 735033851 26 per head
NS Nut, 0.50-13 735029625 26 per head
NS = Not Shown
22 Inch, 150 PSI Standard Heads, Victaulic - 3 Pass, non-ASME
Ref. # Description Part Number Qty.
350/351 Assembly, Head, Connection 331153304 2
352/355 Gasket, Head 071557804K 2
NS Screw- H5, 0.50 x 2.5 735033851 26 per head
NS Nut- 0.50-13 735029625 26 per head
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 23
Evaporator - Standard Heads
26 Inch
26 Inch, 150 PSI Standard Heads, Victaulic - 1 Pass, non-ASME
Ref. # Description Part Number Qty.
350 / 351 Assembly, Connection Head 331153501 2
352 / 355 Gasket, Return Head 070304646 2
NS Screw, H5, 0.75 x 3.0 735033878 32 per head
NS Nut, 0.75-10 735029626 32 per head
NS = Not Shown
26 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 2 Pass, non-ASME
Ref. # Description Part Number Qty.
350 Assembly, Return Head 332183102 1
351 Assembly, Connection Head
Flanged Connection 332184703 1
Victaulic Connection 332183103 1
352 Gasket, Connection Head 071557805K 1
355 Gasket, Return Head 070304646 1
NS Screw, H5, 0.75 x 3.0 735033878 32 per head
NS Nut, 0.75-10 735029626 32 per head
NS = Not Shown
26 Inch, 300 PSI Standard Heads, Victaulic and Flanged - 2 Pass, non-ASME
Ref. # Description Part Number Qty.
350 Assembly, Return Head 332166742 1
351 Assembly, Connection Head
Flanged Connection 332168343 1
Victaulic Connection 332166743 1
352 Gasket, Connection Head 071557815 1
355 Gasket, Return Head 070304615 1
NS Screw, H8, 0.75 x 5.5 735033571 64 per head
NS Nut, 0.75-10 735029628 64 per head
NS = Not Shown
26 Inch, 150 PSI Standard Heads, Victaulic and Flanged - 3 Pass, non-ASME
Ref. # Description Part Number Qty.
350/351 Assembly, Head, Connection
with Flanged Connection 331155104 1
with Victaulic Connection 331153504 1
352/355 Gasket, Head 071557805K 2
NS Screw- H5, 0.75 x 3.0 735033878 32 per head
NS Nut- 0.75-10 735029626 32 per head
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 24
Evaporator- Water Box Heads
Code 10: 1 L A
Water
Box
Cover
Gasket
Head
366
351
Gasket
Connection
End
352
330
331
330
331
110
Return
End
355
350
2-Pass, Left-Hand, Water Box Victaulic (Front View)
Ref. # Description Part Number Qty.
110 Sight Glass Clear w/Ball 350229501 1
330 Shut-Off Valve 735039929 2
331 Cap, Flare 073243901 2
Gasket
Head
# Passes Connection Heads
1=1 Pass L= Left Hand A= Std. Victaulic
2=2 Pass R= Right Hand B= Std. Flanged
3=3 Pass C= Wtr. Bx. Vict.
D= Wtr. Bx. Flgd.
Head Types
Water Box Victaulic Water Box Flanged
Connection
Return
1- Pass
2- Pass
3- Pass
Connection
Return
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 25
Evaporator- Water Box Heads
22 Inch
22 Inch, 150 PSI Water Box Heads, Victaulic and Flanged - 2 Pass, non-ASME
Ref. # Description Part Number Qty.
350 Assembly, Return Head 332182902 1
351 Assembly, Connection Head
Flanged Connection 331154953 1
Victaulic Connection 331153353 1
352 Gasket, Connection Head 350296754 1
355 Gasket, Return Head 070304645 1
366 Gasket Water Box Cover 333850005 1
NS Screw, H5, 0.50 x 2.5, for Return Head 735033851 26 per head
NS Screw, H5, 0.50 x 3.5, for Water Box 735033941 52 per head
NS Nut, 0.50-13, for Return Head 735029625 26 per head
NS Nut, 0.50-13 for Water Box Head 735029625 52 per head
NS = Not Shown
22 Inch, 150 PSI Standard Heads, Flanged - 3 Pass, non-ASME
Ref. # Description Part Number Qty.
350/351 Assembly, Head, Connection 331154954 2
352/355 Gasket, Head 350296754 2
366 Gasket, Water Box Cover 071557804K 2
NS Screw- H5, 0.50 x 3.5 735033941 52 per head
NS Nut- 0.50-13 735029625 52 per head
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 26
Evaporator- Water Box Heads
26 Inch
26 Inch, 150 PSI Water Box Heads, Victaulic and Flanged - 2 Pass, non-ASME
Ref. # Description Part Number Qty.
350 Assembly, Return Head 332183102 1
351 Assembly, Connection Head
Flanged Connection 332184753 1
Victaulic Connection 332183153 1
352 Gasket, Connection Head 350296755 1
355 Gasket, Return Head 070304646 1
366 Gasket Water Box Cover 333850006 1
NS Screw, H5, 0.75 x 3.0, for Return Head 735033878 32 per head
NS Screw, H5, 0.75 x 4.5, for Water Box 735033969 64 per head
NS Nut, 0.75-10, for Return Head 735029626 32 per head
NS Nut, 0.75-10, for Water Box Head 735029626 64 per head
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 27
Evaporator Insulation
Description Part Number Quantity
22 inch, 9 ft. Evaporator:
Insulation, 3/4", Evaporator Shell 047662050 68 square ft *
Insulation, 3/4", Evaporator Head 047662050 9 square ft per head
Insulation, 3/4", Suction 047662050 11 square ft per suction line
22 inch, 12 ft. Evaporator:
Insulation, 3/4", Evaporator Shell 047662050 90 square ft *
Insulation, 3/4", Evaporator Head 047662050 9 square ft per head
Insulation, 3/4", Suction 047662050 11 square ft per suction line
26 inch, 9 ft. Evaporator:
Insulation, 3/4", Evaporator Shell 047662050 77 square ft *
Insulation, 3/4", Evaporator Head 047662050 11 square ft per head
Insulation, 3/4", Suction 047662050 11 square ft per suction line
26 inch, 12 ft. Evaporator:
Insulation, 3/4", Evaporator Shell 047662050 103 square ft *
Insulation, 3/4", Evaporator Head 047662050 11 square ft per head
Insulation, 3/4", Suction 047662050 11 square ft per suction line
* If Code 32 = 3*, double the quantity for this item.
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 28
Unit Controls
Operator Interface Panel
Power Panel
Conguration shown for 12-foot Evaporator/Condenser stack.
(9-foot stack has Power Panel and Unit Control Box/Touchscreen in opposite locations.)
Ref. Description Part Qty.
No. Number
15 Operator Interface Panel w/cables, 12” Beige 330277501 1
15 Operator Interface Panel w/cables, 15” Beige 330276501 1
15 Operator Interface Panel w/cables, 15” Black 330276502 1
Cable, Power, Operator Interface 300040768 1
Cable, Serial, Operator Interface 300043345 1
Cable Kit (includes Power, Serial & VGA cords) 300043289 1
16 Support Arm Assy, Beige (includes swivel pin, washers, & nut) 330815401 1
16 Support Arm Assy, Black (includes swivel pin, washers, & nut) 330815411 1
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 29
15
16
Unit Control Box
105
Unit Controls
Unit Control Box Diagram
102
104
109
103
112
108
110
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 30
Unit Controls
Unit Control Box
Ref. # Schem. Description Part Number Qty.
102 SW1 Rocker Switch, Unit 300042181 1
102 SW6, SW7 Rocker Switch, Compressor 300042181 2
103 SW10 Rocker Switch, Emergency Shut-down 300042962 1
104 CB Circuit Breaker, 10A, 250V 300042182 1
105 EXV EXV Driver Board 330277803 1
108 PC OITS Circuit Board Assy 330276603 1
Power Supply for Ckt Brd - OITS 330277353 1
Power Supply for ATX 333355201 1
Memory Module 330276693 1
109 UCM Comm Module Card 330275202 1
110 MOD1, MOD2 PCB Assy 300042958 2
112 UC Unit Controller, MTII 332608311 1
Serial Card for Unit Controller 300047238 1
NS US05 Sensor- 30 ft. 073007303 1
NS US02, US03, US04 Sensor- 30 ft. 073007203 3
NS US10 Sensor- 30 ft. 073007203 1
NS = Not Shown
400
Ref. # Description Part Number Qty.
400 LonMark Serial Interface 332608501 1
400 ModBus RS485 Serial Network Board 332608801 1
400 RS232 Serial Gateway / Modem Board 332608701 1
400 BACnet with IP Ethernet 350147406 1
NS BACnet with RS485 & Ethernet 350147407 1
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 31
Unit Controls
Power Panel Diagrams
230
241
231
224
229
228
201
212
211
200
240
201
210
225
226
220
242
222
244
222
227
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 32
Unit Controls
Power Panel - Unit Size 145S
Ref. # Schem. Description Part Number Quantity
Standard Short Circuit Current Rating (Code 29, Digit 6 = Y)
200 CB1 Operating Mechanism, Circuit Breaker 300042117 1
Trip, 150A, Circuit Breaker, Std. SCCR * 300042207 1
Trip, 200A, Circuit Breaker, Std. SCCR * 300047417 1
Trip, 225A, Circuit Breaker, Std. SCCR * 300046537 1
Trip, 250A, Circuit Breaker, Std. SCCR * 300042208 1
Frame, Circuit Breaker 300042120 1
Handle, Circuit Breaker 300040313 1
Shaft 300042115 1
Lug, Circuit Breaker 300040792 3
High Short Circuit Current Rating (Code 29, Digit 6 = H)
200 CB1 Kit, Circuit Breaker, High SCCR 300047423 1
(includes frame, trip, lugs)
Operating Mechanism, Circuit Breaker 300042118 1
Handle, Circuit Breaker 300040313 1
Shaft 300042115 1
210 GDF1 Ground Fault Relay (option) 330315101 1
211 GDF1 Ground Fault Sensor (option) 300043558 1
212 GDF1 Ground Fault Bracket (option) 300043559 1
* If unable to identify from this information, contact McQuay Parts with the Control Box Serial No. and Control Box Part No.
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 33
Unit Controls
Power Panel - Unit Size 145S
Qty.
Ref. # Schematic Description Part Number per panel
220 F11,12 Fuse, 4A 300046330 2
Fuse Block for 4A Fuse 300047236 2
222 F14, 15 Fuse, 175A, 600V 300045697 2
Fuse Block for 175A Fuse 300047230 2
F14, 15 Fuse, 250A, 600V 300047224 2
Fuse Block for 250A Fuse 300047222 2
224 F13 Fuse, 8A Midget 300047232 1
F13 Fuse Puller/Cover 300043152 1
227 LR1 Line Reactor, 124A * 300047441 1
LR1 Line Reactor, 156A * 300045391 1
LR1 Line Reactor, 180A * 300045338 1
228 R2V Surge Protector 300047548 1
229 T1 Transformer Kit, 750VA, 400V:120V 300047233 1
T1 Transformer Kit, 750VA, 480V:120V 300047231 1
230 T2,3,4 Transformer, 120V - 24V (400V unit) 330720902 3
T2,3,4 Transformer, 120V - 24V (460V unit) 300042178 3
231 K1T Timer 300047547 1
244 EMI1 Optional EMI Filter (Code 29, Digit 3 = P) 300047225 1
NS Ground Lug 300047435 1
NS Motor Lug * 300043702 1
NS Motor Lug * 300047237 1
* If unable to identify from this information, contact McQuay Parts with the Control Box Serial No. and Control Box Part No.
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 34
NS = Not Shown
Unit Controls
Power Panel - Unit Sizes 145D & 150D
Single Point Connection (Code 29, Digit 1 = S)
Ref. # Schematic Description Part Number Qty.
Standard Short Circuit Current Rating (Code 29, Digit 6 = Y)
200 DISC 250A Disconnect Switch, Std. SCCR * 300042104 1
DISC 250A Operating Mechanism * 300042117 1
200 DISC 400A Disconnect Switch, Std. SCCR * 300042106 1
DISC 400A Operating Mechanism * 300042118 1
Operating Shaft 300042115 1
Handle 300040313 1
200 PB10 Power Block, 760A 300047218 1
201 CB1, CB2 Trip, 100A, Circuit Breaker, Std. SCCR * 300047220 2
CB1, CB2 Trip, 125A, Circuit Breaker, Std. SCCR * 300042941 2
CB1, CB2 Trip, 150A, Circuit Breaker, Std. SCCR * 300042207 2
CB1, CB2 Trip, 200A, Circuit Breaker, Std. SCCR * 300047417 2
Frame, Circuit Breaker 300042120 2
Lug, Circuit Breaker 300040792 6
Padlock for Circuit Breaker 300047418 2
High Short Circuit Current Rating (Code 29, Digit 6 = H)
200 CB 200A Circuit Breaker, High SCCR (145D) 300047428 1
CB 250A Circuit Breaker, High SCCR (150D) 300046301 1
Operating Shaft 300042115 1
Operating Mechanism 300042117 1
Handle 300040313 1
201 CB1, CB2 Kit, Circuit Breaker (includes frame, trip, lugs)
100A Circuit Breaker, High SCCR (145D) 300047419 2
125A Circuit Breaker, High SCCR (150D) 300047420 2
Padlock for Circuit Breaker 300047418 2
210 GDF1 Ground Fault Relay (option) 330315101 1
211 GDF1 Ground Fault Sensor (option) 300043558 1
212 GDF1 Ground Fault Bracket (option) 300043559 1
* If unable to identify from this information, contact McQuay Parts with the Control Box Serial No. and Control Box Part No.
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 35
Unit Controls
Power Panel - Unit Sizes 145D & 150D
Multi-Point Connection (Code 29, Digit 1 = M)
Ref. # Schematic Description Part Number Qty.
200 CB1, 2 Operator, Circuit Breaker 300042117 2
Trip, 100A, Circuit Breaker, Std. SCCR * 300047220 2
Trip, 125A, Circuit Breaker, Std. SCCR * 300042941 2
Trip, 150A, Circuit Breaker, Std. SCCR * 300042207 2
Frame, Circuit Breaker 300042120 2
Handle, Circuit Breaker 300040313 2
Shaft 300042115 2
Lug, Circuit Breaker 300040792 6
210 GDF1 Ground Fault Relay (option) 330315101 2
211 GDF1 Ground Fault Sensor (option) 300043558 2
212 GDF1 Ground Fault Bracket (option) 300043559 2
* If unable to identify from this information, contact McQuay Parts with the Control Box Serial No. and Control Box Part No.
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 36
Unit Controls
Power Panel - Unit Sizes 145D & 150D
Qty.
Ref. # Schematic Description Part Number per panel
220 F11,12,21,22 Fuse, 4A (400V & 460V units) 300046330 4
Fuse, 3A (575V units) 300047433 4
Fuse Block 300047236 4
224 F13 Fuse, 8A Midget 300047232 1
224 F13 Fuse Puller/Cover 300043152 1
225 IR1 Relay (400V & 460V units) 300047443 1
Relay (575V units) 300047444 1
226 Contact for IR1 Relay 300043778 1
227 LR1, 2 Line Reactor, 96A * 300047440 2
Line Reactor, 99A * 300047442 2
Line Reactor, 125A * 300047439 2
Line Reactor, 156A * 300045391 2
228 R2V/R3V Surge Protector 300047548 2
229 T1 Transformer Kit, 750VA, 400V:120V 300047233 1
Transformer Kit, 750VA, 460V:120V 300047231 1
Transformer Kit, 750VA, 575V:120V 300047436 1
230 T2,3,4 Transformer, 120V - 24V (400V units) 330720902 3
Transformer, 120V - 24V (460 & 575V units) 300042178 3
231 K1T Timer 300047547 1
244 EMI1, EMI2 Optional EMI Filter (400V & 460V) 300042960 2
Optional EMI Filter, 180A (575V) 300047438 2
NS Ground Lug 300047435 2
NS Motor Lug 300043702 2
* If unable to identify from this information, contact McQuay Parts with the Control Box Serial No. and Control Box Part No.
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 37
Unit Controls
Power Panel - Unit Sizes 250D & 290D
Single Point Connection (Code 29, Digit 1 = S)
Ref. # Schematic Description Part Number Qty.
Standard Short Circuit Current Rating (Code 29, Digit 6 = Y)
200 DISC 250A Disconnect Switch, Std. SCCR 300042104 1
250A Operating Mechanism 300042117 1
200 DISC 400A Disconnect Switch, Std. SCCR 300042106 1
400A Operating Mechanism 300042118 1
Operating Shaft 300042115 1
Handle 300040313 1
200 PB10 Power Block, 760A 300047218 1
201 CB1, CB2 Trip, 150A, Circuit Breaker, Std. SCCR * 300042207 2
Trip, 200A, Circuit Breaker, Std. SCCR * 300047417 2
Trip, 225A, Circuit Breaker, Std. SCCR * 300046537 2
Trip, 250A, Circuit Breaker, Std. SCCR * 300042208 2
Frame, Circuit Breaker 300042120 2
Lug, Circuit Breaker 300040792 6
Padlock for Circuit Breaker 300047418 2
High Short Circuit Current Rating (Code 29, Digit 6 = H)
200 CB 300A Circuit Breaker, High SCCR * 300047425 1
400A Circuit Breaker, High SCCR * 300047426 1
450A Circuit Breaker, High SCCR * 300047427 1
Operating Shaft 300042115 1
Operating Mechanism 300042117 1
Handle 300040313 1
201 CB1, CB2 Kit, Circuit Breaker (includes frame, trip, lugs)
150A Circuit Breaker, High SCCR * 300045320 2
200A Circuit Breaker, High SCCR * 300047422 2
225A Circuit Breaker, High SCCR * 300047423 2
Padlock for Circuit Breaker 300047418 2
210 GDF1 Ground Fault Relay (option) 330315101 1
211 GDF1 Ground Fault Sensor (option) 300043558 1
212 GDF1 Ground Fault Bracket (option) 300043559 1
* If unable to identify from this information, contact McQuay Parts with the Control Box Serial No. and Control Box Part No.
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 38
Unit Controls
Power Panel - Unit Sizes 250D & 290D
Multi-Point Connection (Code 29, Digit 1 = M)
Ref. # Schematic Description Part Number Qty.
200 CB1, 2 Operator, Circuit Breaker 300042117 2
Trip, 150A, Circuit Breaker, Std. SCCR * 300042207 2
Trip, 200A, Circuit Breaker, Std. SCCR * 300047417 2
Trip, 225A, Circuit Breaker, Std. SCCR * 300046537 2
Frame, Circuit Breaker 300042120 2
Handle, Circuit Breaker 300040313 2
Shaft 300042115 2
Lug, Circuit Breaker 300040792 6
210 GDF1 Ground Fault Relay 330315101 2
211 GDF1 Ground Fault Sensor 300043558 2
212 GDF1 Ground Fault Bracket 300043559 2
* If unable to identify from this information, contact McQuay Parts with the Control Box Serial No. and Control Box Part No.
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 39
Unit Controls
Power Panel - Unit Sizes 250D & 290D
Qty.
Ref. # Schematic Description Part Number per panel
220 F11,12,21,22 Fuse, 4A 300046330 4
Fuse Block for 4A Fuse 300047236 4
222 F14, 15, 24, 25 Fuse, 175A, 600V * 300045697 4
Fuse Block for 175A Fuse * 300047230 4
Fuse, 250A, 600V * 300047224 4
Fuse Block for 250A Fuse * 300047222 4
224 F13 Fuse, 8A Midget 300047232 1
224 F13 Fuse Puller/Cover 300043152 1
225 IR1 Relay for 460V/60Hz 300047443 1
226 Contact for IR1 Relay 300043778 1
227 LR1, 2 Line Reactor, 124A * 300047441 2
Line Reactor, 156A * 300045391 2
Line Reactor, 180A * 300045338 2
228 R2V/R3V Surge Protector 300047548 2
229 T1 Transformer Kit, 750VA, 400V:120V 300047233 1
Transformer Kit, 750VA, 480V:120V 300047231 1
230 T2,3,4 Transformer, 120V - 24V (400V units) 330720902 3
Transformer, 120V - 24V (460V units) 300042178 3
231 K1T Timer 300047547 1
240 M1 Exhaust Fan 300045228 1
241 S1T Exhaust Fan Thermostat 300043007 1
242 VENT Exhaust Fan Filter, Metal Mesh 300045253 1
244 EMI1, EMI2 Optional EMI Filter (250D) 300047225 2
Optional EMI Filter (290D) 300042960 2
NS Ground Lug 300047435 2
NS Motor Lug * 300043702 2
NS Motor Lug * 300047237 2
* If unable to identify from this information, contact McQuay Parts with the Control Box Serial No. and Control Box Part No.
NS = Not Shown
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 40
Unit Controls
Control Box Label
For all other control components, please contact McQuay Parts with the Control Box Serial Number and Control Box Part Number. These numbers are located on the Control box rating label
(see example below). This label is found inside the panel.
Control Box Serial Number
“S” + Year + ##### + detail#
Control Box Part Number
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. B Rev. A 10/2011 RPL 700023000 / Page 41
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