Chamberlain LGJ Owner's Manual page 13

THREE PHASE SCHEMATIC DIAGRAM for MGJ
BRN
GY
PUR
YEL
BRN
230 VOLT - 3 PHASE
MOTOR CONNECTION
L3
3 PHASE
L2
POWER IN
L1
3 STOP
(YEL)
OPEN
SAFETY EDGE
R1
(OR)
(OR)
OPEN & CLOSE
RADIO TO
OPEN & CLOSE
(OR)
R1 R2
CLOSE
(RED)
NOTE:
1. Voltage same as line voltage.
BL/BK
7
1 4
2 8 5
*
O/L
3 9 6
BL/BK
(BK)
(BK)
(BK)
(BR)
EXTERNAL
INTERLOCK
4 5
1
AUX. CLOSE
LIMIT SWITCH
10
(GY)
(GY)
NC
C
(OR)
NC
7
AUX. OPEN
(YEL)
LIMIT SWITCH
C
NO
(YEL)
(PUR)
2
(RED)
CLOSE CONTROL WIRING OPTIONS
*
C2 WIRING - Constant Presssure to Close
RED WIRE ON TERMINAL #2 (Shipped from Factory)
B2 WIRING - Momentary Contact to Close
MOVE RED WIRE FROM TERMINAL #2 TO TERMINAL #3
BRN
GY
7
1 4
PUR
2 8 5
YEL 3 9 6
BRN
460 VOLT - 3 PHASE
MOTOR CONNECTION
CL
3
4
OP
4 3
OP
2
1
CL
6 5
OVERLOAD
(IN MOTOR)
(BRN)
(YEL)
14
OP
13
(OR) (OR)
OP
A1
(RED)
R1
R1
(PUR)
(PUR) (PUR)
CL
A2
14
CL
13
- Shipped from Factory
*
13
1819
BL/BK
*
O/L
BL/BK
(GY)
OP
5 6
CL
1
2
(PUR)
(YEL)
(BK)
(BK)
PRI.
T1 (SEE NOTE #1)
(BRN)
24VAC
SEC.
(YEL)
OPEN
LIMIT SWITCH
WIRE
(OR) (OR)
NUT
NC C
A2
R3
(RED) (RED)
CLOSE
LIMIT SWITCH
(PUR) (PUR)
A1 NC C
TO MOTOR