electrical data and wiring diagram.
Figure 9. Power/control wiring schematic for 20 to 30 ton, R-410A CGWR water-cooled chillers
#
B
LONGVIEW, TX
75606-3066
P.O. BOX 3066
OF
APP'D BY:
CHECKED BY:
DRAWN BY:
DATE:
SCALE:
DWG. SIZE
TITLE:
NAPPS JOB NO.DRAWING NUMBER SHEET NO.REV.
TRANE
WITHOUT THE EXPRESS WRITTEN CONSENT OF
OR USED FOR ANY PURPOSE
THIS MATERIAL MAY BE REPRODUCED
CONFIDENCE AND NO PORTION OF
MUST BE MAINTAINED IN STRICT
TRANE,
WHICH IS THE PROPERTY OF
THE INFORMATION CONTAINED HEREON,
IMPORTANT
NOISIVERETADLAES S'REENIGNE
BY
R410A CGWR CHILLERS
20 - 30 TON WATER-COOLED CHILLERS
POWER/CONROL WIRING DIAGRAM
11
07/26/17
NA
HMSHMS
0
3F1F F2
+5 GND SI
+ - GND
R80500011
12
11
11 12
BAR
(CT 1)
(CT 2)
POWER IN
3A
TBA4
3G
HP1SW
BLACK
WHITE
SHIELD
WHITE
WHITE
LIQUID SOLENOID
LLS 1
RELAY M-1
C1
LLS 1
RELAY M-2
RELAY M-4
SPARE
HGS 1
RELAY M-3
SPARE
RELAY M-5
RELAY M-7
SPARE
C2
RELAY M-6
GND
N
L/L1
BLACK
WHITE
SHIELD
SENSOR M-11
CKT 1 SUC TMP
AMPS COMP 2
SENSOR M-6
SENSOR M-5
AMPS COMP 1
CKT 1 DIS PSI
SENSOR M-4
SENSOR M-3
CKT 1 SUC PSI
CW OUT
SENSOR M-2
+5 GND SI
+5 GND SI
+5 GND SI
+5 GND SI
+5 GND SI
+5 GND SI
+5 GND SI
+5 GND SI
+5 GND SI
+5 GND SI
DIGITAL ANALOG
DIGITAL ANALOG
DIGITAL ANALOG
DIGITAL ANALOG
DIGITAL ANALOG
DIGITAL ANALOG
DIGITAL ANALOG
DIGITAL ANALOG
DIGITAL ANALOG
DIGITAL ANALOG
WHITE
RED
BLACK & SHIELD
DIGITAL ANALOG
+5 GND SI
SENSOR M-1
CW IN
DIGITAL ANALOG
Termination
HGS 1
HOT GAS SOLENOID
LP1SW
TBA10
TBA11
TBA20
RED 3
UNIT CONTROLLER
3G
SENSOR M-16
REM RUN/STOP
CMP1&2 ENABLE
SENSOR M-13
GND
+12V GND ??
ETHERNET
WRV
Com NO NC
(Shield tied at this end)
ETHERNET
+12VMCS IORS485
SENSOR 12
SENSOR 11
SENSOR 10
SENSOR 9
SENSOR 8
SENSOR 7
SENSOR 5
SENSOR 6
SENSOR 3
SENSOR 4
SENSOR 1
SENSOR 2
DI-15
DI-16 DI-13
DI-14
+5+5
+5
DIGITAL INPUTS
ANALOG OUTS
A-3A-4 A-1A-2
gnd
gnd
-485
+485
SCL
SDA
GND
+12V
KEYPAD LCD
115v
Voltage
Com NO NC
Com NO NCCom NO NCCom NO NCCom NO NCCom NO NCCom NO NCCom NO NCCom NO NC
19
20
9
8
6
7
TBA6
3D
TBA19
17
TBA17
TBA18
18
TBA16
16
TBA15
15
5B
C2
Comp 2
Comp 1
C1
44A
TBA1
TBA2
FLOW-Field
TBA7
5A
5
3
TBA3
TBA24
TBA23
TBA22
TBA21
RELAY M-8
RELAY M-9
RELAY M-10
ALARM
SPARE
7A
8A
CONTACTOR
CONTACTOR
+5
24
23
22
21
SENSOR M-14
OPT PWM
PWR MONITOR
SENSOR M-10
SENSOR M-9
SHIELD
BLACK &
BLACK
SHIELD
WHITE
To Customer Interface or
Communications Board
To Optional Exp Board
Comm to SI16 or eq
WHITE
3
3A
OPTIONAL FIELD
CND ENBL1
WHITE TO TBC3
SHIELD
BLACK/
(PUMP)
SHIELD
WHITE
RED
BLACK & SHIELD
BLACK &
SHIELD
WHITE
TO AO1
TBC3
-
U
Y1
Bellimo WRV
(OPTIONAL)
+
120 VAC
TR3
(OPTIONAL)
24 VAC
TBC2
TBC1
120
VAC
FU1
FU2
FU3
21
RED
WHITE
TR1
T3T2T1
L3
C1
L2L1
L3L2
C2
L1
MOTOR
C2 AUX 2
CCH 2
COMPRESSOR
T3T1 T2
CCH 1
SENSOR M-15
TO KEYPAD / DISPLAY
OPTIONAL
COMPRESSOR
MOTOR
2
COMPR
L3
L2L1
PDB1
DSW1
DISCONNECT
(OPTIONAL)
L1
L3
PWM
L2
(OPTIONAL)
FU4 FU5 FU6
GROUND
PANEL
WHITE
RED 3B
TBA-2
TBA-4
SHIELD
SENSOR M-12
CORE TEMP
BLACK
WHITE
SENSOR M-7
SENSOR M-8
SPARE
SPARE
COMPR
C1 AUX 1
SPARE
SPARE
TO UNIT
CONNECTOR
-485
+485
SDA
SCL
Gnd
+12v
32
6
4
1
5
7
8
Menu
V+
1
L
N
V-
or Ethernet Switch
(OPTIONAL TOUCHSCREEN CONNECTIONS)
CONTOLLER
KEYPAD/LCD
Ethernet Connection
POWER SOURCE)
To Unit Controller
(OPTIONAL TOUCHSCREEN
TBA5
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