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Products > Electric Operators
Model GH Industrial-Duty Hoist Operator

APPLICATIONS: The Model GH continuous-duty door operator is designed for use on rolling doors and grilles and industrial sectional doors with high or vertical lift.

STANDARD FEATURES:
Floor level chain hoist with electrical interlock for emergency manual door operation.
High starting torque continuous-duty motor with overload protection.
Heavy-duty wormgear-in-oil-bath speed reducer.
3-button control station.
Hoist wheel is easily moved to right or left hand side of unit eliminating the need to order left or right hand mounting.
Solenoid brake, standard.
24VAC control circuit (m), 5V DC (L).
Type C2 wiring standard, B2 easily field set by moving 1 jumper wire or setting a switch.
Prewired to accept sensing devices.
External radio control terminals.
Fully adjustable linear driven limit mechanism.
Motor removable without affecting limit settings.
NEMA 1 type electrical enclosure.
50B40 door sprocket and #50 drive chain - standard on 1/2 thru 1 H.P. models.
50B60 door sprocket and #50 drive chain - standard on 1-1/2 and 2 H.P. models.
80B60 1-3/4" diameter with 3/8" keyway door sprocket and #80 drive chain - standard on 3 H.P. models.
Baked-on high durability black powder coat finish
Approximate shipping weight - 125 lbs.



Model H Industrial-Duty Hoist Operator

APPLICATIONS: The Model H continuous-duty door operator is designed for use on rolling doors and grilles and industrial sectional doors with high or vertical lift.

STANDARD FEATURES:
Floor level chain hoist with electrical interlock for emergency manual door operation.
High starting torque continuous-duty motor with overload protection.
Heavy-duty 5L V-belt.
3-button control station.
Industrial ball bearings on output shaft.
Positive lock mechanical holding brake.
Type C2 wiring standard, B2 easily field set by moving 1 jumper wire or setting a switch.
Prewired to accept sensing devices.
External radio control terminals.
Fully adjustable linear driven limit mechanism.
Motor removable without affecting limit settings.
NEMA 1 type electrical enclosure.
Adjustable friction switch.
Efficient V-belt primary drive, chain/sprocket secondary.
50# drive chain.
Baked-on high durability black powder coat finish
Approximate shipping weight - 110 lbs.
American Door Services
40 Dolson Place
Staten Island, NY 10303

Tel.: 1-800-775-5191







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40 Dolson Place, Staten Island NY 10303
Tel.: 1-800-775-5191