
Electrical Schematics
CG-SVX038A-EN
41
CGWR Power/Control Wiring
Refer to name plate on control box door (inside) for
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.
SI
ZE
TITLE:
NAPPS JOB NO.
DRAWING NUMBER
SHEET NO.
REV.
TRANE
W
ITHOUT THE EXPRESS W
RI
TTEN CONSENT OF
OR USED FOR ANY PURPOSE
THI
S MATERI
AL MAY BE REPRODUCED
CONFI
D
ENCE AND NO PORTI
ON OF
M
U
S
T
B
E
M
A
IN
T
A
IN
E
D
IN
S
T
R
IC
T
TRANE,
W
HI
CH I
S
THE PROPERTY OF
THE I
NFORMATI
ON CONTAI
NED HEREON,
IMPORTANT
N
O
I
S
I
V
E
R
E
T
A
D
L
A
E
S
S'
R
E
E
N
I
G
N
E
BY
R410A CGW
R CHILLERS
20 - 30 TON WATER-COOLED CHILLERS
POWER/CONROL WIRING DIAGRAM
11
07/26/17
NA
H
M
S
H
M
S
0
3
F
1
F
F2
+5 G
N
D
S
I
+ - G
N
D
R80500011
12
11
11
12
BAR
(CT 1)
(CT 2)
P
O
W
E
R IN
3A
TBA4
3G
HP1SW
BL
ACK
WH
IT
E
SHI
E
L
D
WH
IT
E
WH
IT
E
LIQ
U
ID S
O
LE
N
O
ID
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
BL
ACK
WH
IT
E
SHI
E
L
D
SENSOR M-
1
1
CKT 1 SUC TM
P
AMPS COMP 2
SENSOR M-
6
SENSOR M-
5
AMPS COMP 1
CKT 1
DI
S PSI
SENSOR M-
4
SENSOR M-
3
CKT 1 SUC PSI
CW
OUT
SENSOR M-
2
+5 G
N
D
S
I
+5 G
N
D
S
I
+5 G
N
D
S
I
+5 G
N
D
S
I
+5 G
N
D
S
I
+5 G
N
D
S
I
+5 G
N
D
S
I
+5 G
N
D
S
I
+5 G
N
D
S
I
+5 G
N
D
S
I
DI
GI
TAL
ANAL
OG
DI
GI
TAL
ANAL
OG
DI
GI
TAL
ANAL
OG
DI
GI
TAL
ANAL
OG
DI
GI
TAL
ANAL
OG
DI
GI
TAL
ANAL
OG
DI
GI
TAL
ANAL
OG
DI
GI
TAL
ANAL
OG
DI
GI
TAL
ANAL
OG
DI
GI
TAL
ANAL
OG
WH
IT
E
RED
BLACK & SHI
E
LD
DI
GI
TAL
ANAL
OG
+5 G
N
D
S
I
SENSOR M-
1
CW
I
N
DI
GI
TAL
ANAL
OG
Ter
m
inat
io
n
HGS 1
HOT GAS SOL
E
NOI
D
LP
1S
W
TBA1
0
TBA1
1
TBA2
0
RE
D 3
UNIT CONTROLLER
3G
SENSOR M-16
REM RUN/STOP
CMP1&2 ENABLE
SENSOR M-13
GND
+
1
2
V
GND ?
?
ET
HERNET
WRV
Com NO NC
(S
hield t
ied at
t
his end)
ETHERNET
+12V
MC
S I
O
R
S
4
8
5
SENSOR 1
2
SENSOR 1
1
SENSOR 1
0
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
DI
GI
TAL
I
N
PUTS
ANAL
OG OUTS
A-
3
A-
4
A-
1
A-
2
gnd
gnd
-485
+485
SCL
SDA
GND
+12V
KEYPAD L
CD
115v
Vo
lt
a
g
e
Com NO NC
Com NO NC
Com NO NC
Com NO NC
Com NO NC
Com NO NC
Com NO NC
Com NO NC
Com NO NC
19
20
9
8
6
7
TBA6
3D
TBA1
9
17
TBA1
7
TBA1
8
18
TBA1
6
16
TBA1
5
15
5B
C2
Com
p
2
Com
p
1
C1
4
4A
TBA1
TBA2
FLOW-Field
TBA7
5A
5
3
TB
A
3
TBA24
TBA23
TBA22
TBA21
RELAY M-8
RELAY M-9
RELAY M-10
AL
ARM
SPARE
7A
8A
CONTACTOR
CONTACTOR
+5
24
23
22
21
SENSOR M-14
OPT PWM
PWR MONITOR
SENSOR M-
1
0
SENSOR M-
9
SHI
E
L
D
BL
ACK &
BL
ACK
SHI
E
L
D
WH
IT
E
To Cust
omer
I
nt
er
face or
Communicat
ions Boar
d
To Opt
ional Exp Boar
d
Comm t
o
S
I16 or eq
WHI
T
E
3
3A
OPTIONAL FIELD
CND ENBL1
WHITE TO TBC3
SHIELD
BLACK/
(PUMP)
SHI
E
L
D
WH
IT
E
RED
BLACK & SHI
E
LD
BL
ACK &
SHIELD
WHITE
TO A
O1
TB
C3
-
U
Y1
Bellimo WRV
(OPTIONAL)
+
120 VAC
TR3
(O
PTIO
NAL)
24 VAC
TB
C2
TB
C1
120
VAC
FU1
FU2
FU3
21
RED
WHI
T
E
TR1
T3
T2
T1
L3
C1
L2
L1
L3
L2
C2
L1
MOT
O
R
C2 AUX 2
CCH 2
COMPRESSOR
T3
T1
T2
CCH 1
SENSOR M-15
TO KEYPAD / DISPLAY
OPTIONAL
COMPRESSOR
MOT
O
R
2
COM
P
R
L3
L2
L1
PD
B1
DS
W1
DI
S
C
ONNE
C
T
(O
PT
IO
N
AL
)
L1
L3
PW
M
L2
(OPTIONAL)
FU4
F
U5
FU6
GROUND
PAN
EL
WHI
T
E
RE
D 3B
TBA-2
TBA-4
SHI
E
L
D
SENSOR M-
1
2
CORE TEM
P
BL
ACK
WH
IT
E
SENSOR M-
7
SENSOR M-
8
SPARE
SPARE
COM
P
R
C1 AUX 1
SPARE
SPARE
TO UNI
T
CONNECTOR
-485
+485
SDA
SCL
Gn
d
+12v
3
2
6
4
1
5
7
8
Me
n
u
V+
1
L
N
V-
or Ethernet Sw
itch
(O
PT
IO
NAL
T
OUCHSCREEN CONNECT
IONS)
CONTOLLER
KEYPAD/
L
CD
E
thernet C
onnec
tion
POWER SOURCE)
To U
nit C
ontroller
(
O
PT
IO
NAL
T
OUCHSCREEN
TBA5
Содержание Cold Generator
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