Electrical Schematics
CG-SVX038A-EN
57
Figure 25.
Control panel layout for 20 to 30 ton, 208V, R-410A CCAR compressor chillers
SMH
B
P.
O BOX 3066
LONGVIEW, TX
75606-3066
OF
APP'D BY:
CHECKED BY:
DRAWN BY:
DATE:
SCALE:
DW
G.
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
DENCE AND NO PORTI
ON OF
MUST BE MAI
NTAI
NED I
N STRI
CT
TRANE,
W
H
IC
H
IS
T
H
E
P
R
O
P
E
R
T
Y
O
F
THE I
NFORMATI
ON CONTAI
NED HEREON,
IMPORTANT
ENGINEER'S SEAL
DATE
REVISION
#
BY
BAR
CCAR SCROLL 410A
COMPRESSOR CHILLER
CONTROL PANEL LAYOUT
20 - 30 TON COMPRESSOR CHILLER 208V
N
O
I
T
C
U
D
O
R
P
6
2
0
0
0
5
0
8
R
11
8/11/17
NA
SMH
LITTE
LFUSE
TR
AN
SFO
R
M
E
R
LO
C
A
TIO
N
1
CL
ASS
CC
/
1
3
2
600
VO
LTS
10
0
-
5
5
6
3
600
DE
SIG
N
ATIO
N
FU
1
, FU
2
FU
3
AM
P
S
/
2
PRI
M
A
RY
KL
D
R3
LITTE
LFUSE
KL
DR3
TR
AN
SFO
R
ME
R
SECON
D
ARY
/
2
1
CC
3
/
1
2
TR
AN
SFO
R
M
ER
FU
SE SCH
E
D
U
LE
FU
SE TYP
E
FO
R
208-
230V
U
N
IT
S
GND
GROUND LUG
TBA
POWER DISTRIBUTION BLOCK
PDB1
208,240,480/120 VAC 250 VA T
R
AN
SF
O
R
M
E
R
TR1
COMPRESSOR CO
N
T
A
CTORS
TR1 SECO
N
D
A
R
Y
CIRCUIT FUSE - KLDR OR EQ
TR1 PRIMA
RY
CIRCUIT FUSES - KLDR OR EQ
DISCONNECT SWITCH
FU1, FU2
FU3
DSW1
C1-C2
LEGEND
U
N
IT CO
N
TROLLER
UC
COMMU
N
ICA
TIO
N
S MO
DU
LE
CO
M
CU
RRENT TRA
N
SF
O
RMER MODULES
CT1-CT2
ITEMS MA
RKED WITH * ARE OPTIONAL
AND ARE NOT ON AL
L
UNI
T
S
TR1
C1
GND
C2
FU1,2
DSW1
*
PDB1
CT1
CT2
FUSE
SCHEDULE
FU3
9
9
2
14
3
2
14
3
7
56
8
7
56
8
11
10
12
13
11
10
12
13
14
15
17
16
14
15
17
2
2
6
1
22
19
18
21
20
19
18
21
20
24
23
24
23
TOOGLE SWI
T
CH
1
2
2 - CKT1 Enable
SW
TBA
UC
UNI
T CONTROLLER
115v
RELAY M
-8
RELAY M
-9
Voltage
RELAY M
-7
RELAY M
-3
RELAY M
-6
RELAY M
-5
RELAY M
-4
RELAY M
-1
RELAY M
-2
RELA
Y M-
10
PWM
*
COM
*
FU4-6
*
*
*
*
DIGITA
L POWER MO
N
ITOR
PWM
*
SW
1 - CPS On/Off
TE
RMI
N
AL BLOCK
TBA
PWM CI
RCUI
T FUSE
S - KTK OR E
Q
F
U
4,
5,
6
0
Summary of Contents for Cold Generator
Page 67: ......