Three Phase Wiring Diagram - Chamberlain GH Owner's Manual

RADIO
RECEIVER
PURPLE PURPLE
RED
YELLOW
GREY
PURPLE
WHITE
ORANGE
ORANGE
R1
C NO NC
RELAY
( 3/4 HP & BELOW )
( 1 HP & ABOVE )
( 3/4 HP & BELOW )
GY 1
BR
2
P
BR
3
Y
230V. CONNECTION
GY 1
BR
BL-BK
2
P
BL-BK
BR
3
Y
BRAKE
( WHEN REQ'D )
460V. CONNECTION
GY
BR
P
BR
Y
575V. CONNECTION

THREE PHASE WIRING DIAGRAM

ORANGE
R1
YELLOW
R2
R3 RED
RED
AUX.TERMINAL
BLOCK FOR RADIO
YELLOW
C
NO PURPLE
AUX.OPEN
NC ORANGE
L/S
OPEN
LIMIT SWITCHES
OPEN
ORANGE
NC
L/S
C
ORANGE
CLOSE
PURPLE
A2
A1
PURPLE
13 14
PURPLE
5 6 BLACK
3 4
1 2 BLACK
ORANGE
A1 A2
13 14 YELLOW
5 6 BLACK
BLACK
3 4
1 BLACK
2
OPEN
BROWN
RED
PURPLE
PURPLE
ORANGE
ORANGE
RED
INTERLOCK
( OPTIONAL )
BL-BK
7 4
J
8 5
9 6
J
1 2
BL-BK
BL-BK
OPEN
7 4
J
8 5
9 6
J CLOSE
BL-BK
STOP
BL-BK
1
J
NOTES:
2
1) TO REVERSE MOTOR DIRECTION: INTERCHANGE ANY 2 OF THE 3 POWER WIRES AT
3
L1, L2 & L3, OR EXCHANGE PURPLE & GRAY MOTOR LEADS AT CONTACTOR 1 & 3
(3PH UNITS ONLY).
BL-BK
**- Transformer Primary Voltage same as Line Voltage.
TO TERMINAL #2
PURPLE
PURPLE
TO TERMINAL #3
GREY
GREY
CLOSE
LIMIT SWITCHES
PURPLE
BROWN
BROWN
*
SEE NOTE:
3 4 5 7 10 L1
EXT.
INTLK.
L1 L2
TO OPEN
AND CLOSE
**
3 PHASE
POWER IN
SAFETY
EDGE
15
1742-3
TIMER
( OPTIONAL )
C
NC SAFETY
L/S
CLOSE
NC
L/S
C
PURPLE
BLACK
BROWN
**
LOAD LINE
24VAC
YELLOW
XFMR
BLACK
WIRE NUT
( 3/4 HP & BELOW)
T1 L1
T2 L2
L3
T3
96
95
OVERLOAD
( 1 HP & ABOVE ONLY )
L2 L3
GROUND
- Shipped from Factory
*
CLOSE CONTROL
WIRING OPTIONS
C2 WIRING:
*
L3
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