User guide

Rockwell Automation Publication 1560E-UM051F-EN-P - June 2013 23
Product Overview Chapter 1
Figure 18 - Typical MV SMC Flex Power System • Bulletin 1562E (3300/4160V shown)
C
A B
C
A B
G
G
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 SMC Flex
(27, 28)
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 CONNECT TO GROUND ONLY IF POWER SYSTEM IS GROUNDED CURRENT LOOP CONDUCTORS PASS THROUGH THE C.T.'S ON THE GATE DRIVER BOARDS (CLGD) REMOTE EQUIPMENT
SMC Flex INTERFACE BOARD SMC
FlexIB
VOLTAGE SENSING BOARD
VSB
GATE TRANSMITTERS
PHASE A PHASE B
OUTPUTS
TX1 TX2 TX3 TX4 TX5 TX6 TX7 TX8 TX9
TX10 TX11 TX12 TX13 TX14 TX15 TX16 TX17 TX18
U16 U18 U20
TEMP.
POWER
IN
POWER
OUT
FROM CONTROL
CIRCUIT
TB1
L1
L2/N
G
J3
TO SMC Flex (11, 12)
TB5
A-
A+
B-
B+
C-
C+
TB6
TB21
VSB
Vcom
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