
O P E R A T O R S P E C I F I C A T I O N S
MOTOR
TYPE: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Continuous Duty
HORSEPOWER: . . . . . . . . . . . . . .1/2, 3/4. 1,
SPEED: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1725 RPM
VOLTAGE: . . . . . . . . . . . . . . . . . . . . . . .115/220/230V 1 Phase,
208/230/380/460/575V 3 Phase
CURRENT: . . . . . . . . . . . . . . . . . . . . . . . .See Motor Nameplate
ELECTRICAL
TRANSFORMER: . . . . . . . . . . . . . . . . . . . . . .24Vac Secondary
CONTROL STATION: . . . . . . . . . . . . . . .NEMA
Momentary contact to OPEN & STOP, constant pressure to CLOSE, plus wiring for sensing device to reverse and auxiliary devices to open and close with open override. See pages 16 and 17 for optional wiring types and operating modes.
LIMIT ADJUST: . . . . . . . . .Linear driven, fully adjustable screw type cams.
MECHANICAL
DRIVE REDUCTION: . . . . . . . . . . . .45:1 for 1/2, 3/4, and 1 HP 44:1 for
42:1 for 3 HP
OUTPUT SHAFT SPEED: . . . . . . . . .38.3 for 1/2, 3/4, and 1 HP 39.2 for
DOOR SPEED: . . . . . . . .4 - 10" per second depending on door
BRAKE: . . . . . . . . . . . . . . . . . . . . .Solenoid actuated disc brake
HOIST WHEEL: . . . . . . .Standard mounting on left or right side
SAFETY
DISCONNECT: . . . . . . . . . .Floor level chain hoist with electrical interlock for manual door operation.
CLUTCH (Optional): . . . . . . . . . . .Adjustable torque limiter type
SAFETY PHOTO EYES (Optional
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