LiftMaster GH GH LOGIC VERSION 2 Manual - Page 12

Logic Control Ver. 2.0 3 Phase Wiring Diagram

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LOGIC CONTROL (VER. 2.0) 3 PHASE WIRING DIAGRAM 1837-3 380/460 VOLT MOTOR CONNECTION NOTE: Contactor 1 PH / 3 PH jumper should be in 3 PH position. 230 VOLT MOTOR CONNECTION Notes: 1) See Ownerʼs Manual for Dip Switch Functions and Programming Procedures 2) TO REVERSE MOTOR DIRECTION: INTERCHANGE ANY 2 OF THE 3 POWER WIRES AT L1, L2 & L3, OR EXCHANGE PURPLE & GRAY MOTOR LEADS AT BOARD CONNECTIONS E17 & E6 (3PH UNITS ONLY). **- Transformer Primary Voltage same as Line Voltage. 12

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12
LOGIC CONTROL (VER. 2.0) 3 PHASE WIRING DIAGRAM
1
8
37-3
230 VOLT MOTOR CONNECTION
380/460 VOLT MOTOR CONNECTION
Notes:
1)
See Ownerʼs Manual for Dip Switch Functions and Programming Procedures
2)
TO REVERSE MOTOR DIRECTION:
INTERCHANGE ANY 2 OF THE 3 POWER
WIRES
AT L1, L2 & L3, OR EXCHANGE PURPLE & GRAYMOTOR LEADS AT BOARD
CONNECTIONS E17 & E6 (3PH UNITS ONLY).
**- Transformer Primary Voltage same as Line Voltage.
NOTE:
Contactor 1 PH / 3 PH jumper
should be in 3 PH position.