LiftMaster MGJ LGJ Manual - Page 13
THRE PHASE SCHEMATIC DIAGRAM FOR MGJ, VOLT - 3 PHASE, MOTOR CONNECTION, Voltage same as line voltage.
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1819 THREE PHASE SCHEMATIC DIAGRAM for MGJ 230V BRAKE (WHEN PRESENT) 230V BRAKE (WHEN PRESENT) BRN GY PUR YEL BRN BL/BK 1 74 2 85 3 96 O/L* BL/BK BRN GY PUR YEL BRN BL/BK 1 74 2 85 3 96 O/L* BL/BK 230 VOLT - 3 PHASE MOTOR CONNECTION 460 VOLT - 3 PHASE MOTOR CONNECTION L3 3 PHASE POWER IN L2 L1 3 (YEL) STOP OPEN SAFETY EDGE (OR) R1 (OR) (BK) (BK) (BK) (BR) EXTERNAL 4 INTERLOCK (GY) CL OP 4 3 OP 4 3 OP 2 1 CL 6 5 5 6 CL 1 2 (PUR) TO MOTOR (BK) (YEL) (BK) 5 (BRN) (YEL) 14 OP 1 (OR) 13 OVERLOAD (IN MOTOR) PRI. (BRN) T1 (SEE NOTE #1) 24VAC SEC. (YEL) OPEN (OR) (OR) LIMIT SWITCH (OR) WIRE OP A1 A2 NC C NUT AUX. CLOSE 10 (GY) LIMIT SWITCH NC C (GY) (RED) R1 (RED) R3 (RED) (OR) OPEN & CLOSE 7 RADIO TO OPEN & CLOSE (OR) (YEL) R1 R2 CLOSE (RED) NOTE: 1. Voltage same as line voltage. (YEL) NC AUX. OPEN C LIMIT SWITCH NO (PUR) 2 (PUR) 14 (PUR) R1 (PUR) A2 CLOSE LIMIT SWITCH CL (PUR) A1 NC (PUR) C CL (RED) 13 * - Shipped from Factory 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 13