Replacement Parts List No. 700008700
Revision E 10/2011
Water-Cooled Chiller
Magnetic Bearing Compressor
WMC
Vintage A
145SSC
145DSC
150DSC
250DSC
290DSC
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
Operator Interface Panel .............................................................................................................. 29
Single Point Connection Box ........................................................................................................30
Unit Control Box Communication ................................................................................................. 31
Unit Control Box ........................................................................................................................... 32
Unit Control Box- Size 145S (Single Circuit) ................................................................................ 33
Unit Control Box - Sizes 145D - 290D (Dual Circuit) ....................................................................34
Power Panel Diagram ..................................................................................................................35
Power Panels - Sizes 145D & 150D ............................................................................................. 36
Power Panels - Sizes 145S, 250D, 290D ..................................................................................... 37
Power Panels - Sizes 145S, 250D, 290D ..................................................................................... 38
Control Box Label .........................................................................................................................39
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. A Rev. E 10/2011 RPL 700008700 / Page 2
Parts List Revision History
Revision Date Description
NEW 08/2007 New
A 09/2007 Page 8: Added O-Ring Kits.
B 12/08 Page 8 - Ref #15 add Cavity to Sensor, Temperature description p/n 300042906.
Add Sensor, Temperature Suction p/n 300040130.
Add Sensor, Temperature Discharge p/n 300040131.
C 6/09 Page 6 - Remove All Compressors and add note “Compressor Contact McQuay
Parts with the unit GO Number and Serial Number.”
D 2/2010 Page 8 - Added Compr Interface Connector Kit and IGBT Assemblies.
Page 16 - Replaced Benshaw dataplate with clearer graphic.
E 10/2011 Cover page - Added "SC" to models. Added "Vintage A".
Pages 4-5 - Added 2 pages for Complete Model Nomenclature.
Page 8 - Updated Compressor Note.
Page 9 - Added Ref. #s 6, 7, 16, 17 to diagram. Removed Ref. 15.
Pages 10-13 - Added 3 pages to correct and expand compressor components.
Page 14 - Updated Check Valve part number.
Page 15 - Added E20 Flare Nut to diagram and list.
Pages 16-27 - Expanded information for Condenser and Evaporator Heads.
Page 29 - Expanded information for Operator Interface Panel.
Page 30 - Added page for Single Point Connection Box.
Page 31 - Updated part numbers for all Communication parts.
Pages 32-39 - Added pages and expanded information for Unit Control Box and
Power Panels.
13600 Industrial Park Blvd., P.O. Box 1551, Minneapolis, MN 55440 (763) 553-5330
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. A Rev. E 10/2011 RPL 700008700 / Page 3
Complete Model Nomenclature
Complete Model Nomenclature
WMC 250D SC 15R NN N 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 2LEYYA SMYDSYYS 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
SC= Vintage A, Single Circuit
04 Voltage
13G or 15G= 400V / 50Hz
13R or 15R= 460V / 60Hz
05 Always NN
06 Always N
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
B= 300 Tubes
C= 262 Tubes
Digit 2
E= 0.025 wall, CU Turbo, EHP
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, Front, Victaulic
E= Marine Box, Front, 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
B= 426 Tubes
C= 381 Tubes
Digit 2
L= 0.025 wall, CU Turbo, CSL
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, Front, Victaulic
F= Marine Box, Front, Flanged
Digits 4-6
Always YYY
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. A Rev. E 10/2011 RPL 700008700 / 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 Code
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
Digit 2
C= Carbon Steel Heads
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
25 Refrigerant
134= Refrigerant 134a
28 Controls
Digit 1
2= Microtech II
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
S= Serial Port w/RS232
Y= None
Digit 6
A= NEMA 1
29 Front End Box Options
Digit 1
S= Single Point
Digit 2
M= Unit Mounted VFD
Digit 3
Y= Standard Filter
P= EMI Filter
Digit 4
D= Disconnect Switch
P= Power Block
Digit 5
Always S
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= Standard Load Balance
30 Rated Load Amps
Compressor RLA
31 Always Y
26 Refrigerant Weight
example: 124= 1240 lbs divided by 10
27 Expansion Valve
DY= Electronic Expansion Valve
EY= Self=Mfg’d Electronic Expansion Valve
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" insulation on
Suction Piping and Compressor Inlet
Y= No Shell Insulation
Digit 2
1= Return Head Insulation
2= 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. A Rev. E 10/2011 RPL 700008700 / 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. A Rev. E 10/2011 RPL 700008700 / 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. A Rev. E 10/2011 RPL 700008700 / 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. A Rev. E 10/2011 RPL 700008700 / 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. A Rev. E 10/2011 RPL 700008700 / 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. A Rev. E 10/2011 RPL 700008700 / 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
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
Quantity per
compressor
Magnetic Bearing Compr. Chiller; WMC 145S, 145D-290D, Vint. A Rev. E 10/2011 RPL 700008700 / 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. A Rev. E 10/2011 RPL 700008700 / Page 12