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COMMERCIAL DOOR OPERATORS

R&S Erection of Southern Alameda County offers a wide variety of commercial motor operators to automate any of your commercial-grade doors. We offer new construction installations as well as retrofits and replacements. R&S has a motorized solution for you!

Email us today for a free estimate on commercial motor operators.

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R&S Provides Motor Operators by Powermaster, Which Include The Following Features:

  • All models U.L. listed

  • 115/230 volt–1 phase or 208/230/460 volt–3 phase

  • Full overload protection

  • Heavy duty reversing controller

  • Instant reverse motor wiring on single phase

  • 3-button NEMA 1 control station

  • 24 volt control circuit

  • Heavy duty driven limits

  • Right or left hand / brackets or wall mount

  • MG operators available with solid state controller

  • Wired standard with constant pressure to close

Model ‘H’ Belt Drive Hoist Operator

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  • For use on sectional doors with high lift or vertical lift and rolling service doors and grilles.

  • Heavy duty V-belt drive with adjustable friction clutch and posi-lock brake system.

  • Continuous-duty high-starting torque motor with instant reverse and overload protection.

  • Available in 1/3, 1/2, 3/4 and 1 horsepower.

Model ‘MG’ Gear Drive Hoist Operator

  • For use on all rolling doors and grilles in standard usage or high-cycle applications.

  • Floor level disconnect with electrical interlock for manual chain hoist operation.

  • Heavy-duty bronze gears running in oil bath.

  • Electric solenoid brake.

  • Magnetic reversing contactor

  • Available in 1/2, 3/4, 1, 1/2, 2 and 3 horsepower.

Model ‘T’ Drawbar Operator

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  • For use on all standard lift sectional doors.

  • Heavy duty V-belt drive and chain reduction

  • Adjustable torque limiting clutch

  • Positive chain driven rotary limit switches

  • Drawbar disconnect

  • Available in 3/4 and 1 horsepower.

Model ‘J’ Belt Drive Jackshaft Operator

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  • For use on small rolling doors and small to medium size rolling grilles in standard usage applications.

  • Floor level disconnect for manual push-up operation.

  • Includes heavy duty V-belt drive with adjustable friction clutch and posi-lock brake system. Available in 1/3, 1/2, and 3/4 horsepower.

  • Compatible with Emergency Egress System

Model ‘GJ’ Gear Drive Jackshaft Operator

  • For use on small rolling doors and grilles and all counter and counter fire doors.

  • Adjustable torque limited with disconnect for manual push-up operation.

  • Includes bronze gears running in an oil bath.

  • Compact belt drive jackshaft operator with 1 button control

  • (Model SJ) is also available for use on counter and small rolling grilles in limited usage applications (115 volt–1 phase only)

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