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The Chamberlain Group, Inc.
NEMA Motor Wiring Diagrams
5/1/92
SINGLE VOLTAGE
1/3 & 1/2 H.P. 115 V only
Motor
Black
T1 - Blue
Blue
Yellow
T4 - Yellow
T5 - Black
Orange
Red
T8 - Red
Cable
Motor
Yellow
Orange
P1
Blue
P2
Black
Red
Cable
Motor
Yellow
Orange
Blue
Black
Red
Cable
DENOTES WIRENUT CONNECTION
NEMA MOTOR WIRING DIAGRAMS
115V
Motor
1KΩ 5W
Cable
1/3 & 1/2 H.P.
230 V
T1
T7
T4
T2
T5
T8
T6
T3
T9
1/3 & 1/2 H.P.
460 V
T1
P1
T7
T4
P2
T5 T8
T2
T9
T6
T3
115V
T2 White
Yellow
T4 Yellow
Orange
T5 Black
Blue
T3 Orange
Black
T1 Blue
T8 Red
Red
3 PHASE
Motor
Yellow
Orange
Blue
Black
Red
Cable
Motor
Yellow
Orange
Blue
Black
Red
Cable
15
1 PHASE
Motor
Yellow
T4 Yellow
T5-Black
Orange
Blue
Red
Black
T1 Blue
Cable
3/4 H.P. & OVER
230 V
T1
T7
T4
T2
T5
T8
T6
T3
T9
3/4 H.P. & OVER
460 V
T1
T7
T4
T5 T8
T2
T9
T6
T3
230V
T8
T3
Red
Orange
T2
White
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