Allen-Bradley SMC-50 - Page 40

40 Rockwell Automation Publication 1560F-UM001A-EN-P - June 2019
Chapter 1 Product Overview
Figure 22 - Typical SMC-50 Power System • Bulletin 1562F (3300/4160V shown)
C
A B
C
A B
2
1
4
3
-+ +- -+ +-
A B
C
A B
C
A B
2
1
4
3
-+ +- -+ +-
A B
4160V AC, 3Ø, 60Hz
L1 L2 L3 GND
ISOLATING SWITCH
DOOR INTERLOCK
IS
CURRENT LIMITING
POWER FUSES
CURRENT LIMITING
PRIMARY FUSES
F1 F1 F1
100:1
GFCT
(OPTIONAL)
F2F2
H2H1
120V
CPT
500VA
ISa
X3 X2 X4
4200V
TO CONTROL CIRCUIT
TO 150-SM2
M
BLK
W
X1
B
RR1 RR2
OV1
OV2OV1 OV2OV2 OV3 OV4
S1 S2 S3 S4
RS1 RS2CS1 CS2
C1
C2 C3 C4
OV S C
TEST
CLGD
CT
RX1 TX1
G C T
OV S C
TEST
CLGD
CT
RX1 TX1
G C T
OV S C
TEST
CLGD
CT
RX1 TX1
G C T
OV S C
TEST
CLGD
CT
RX1 TX1
G C T
L1
L2
L3
CL
CT2 CT1 CT3
MTR
T1 T2 T1
CAUTION MAXIMUM TWO STARTS PER HOUR WITH A MINIMUM OF
FIVE MINUTES BETWEEN STARTS. WIRE CONNECTIONS FOR PHASE A WIRE CONNECTIONS FOR PHASE B CONNECTIONS SHOWN FOR PHASE C CURRENT LOOP CONDUCTORS PASS THROUGH THE C.T.'S ON THE GATE DRIVER BOARDS (CLGD) REMOTE EQUIPMENT
SMC-50 INTERFACE BOARD IB VOLTAGE SENSING BOARD
VSB
GATE TRANSMITTERS
PHASE A PHASE B
CT INPUTS
TX1 TX2 TX7 TX8
TX13 TX14
TX3 TX4 TX9
TX10 TX15 TX16
TX5 TX6
TX11 TX12 TX17 TX18
RX1 RX2 RX3
TEMP.
POWER
IN
POWER
OUT
L
N
TB1
L1
L2/N
G
TB7
TO SMC-50
TB5
A- 6
A+ 5
B- 4
B+ 3
C- 2
C+ 1
TB6
TB21
VSB
GDPS FROM CLT
24C
L1 T1 L2 T2 L3 T3
GND1 GND2
1B 2B 3B 4B 5B 6B
A: 4800-7200V B: 2500-4799V C: 1450-2499V D: 800-1449V
PHASE C
J1
150-SMC
11
2
TB3
To SMC-50 Control Option Module
4 3 2 1
1
2
TX5
TX6
TX11
TX12
A+
B+
C+
A-, B-, C-