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55AC Triac AC Motor Speed Control

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A dependable, economical and compact triac variable AC voltage supply manufactured especially for the vibratory feeder, fan, pump, heating, and lighting industries. All models feature single-phase AC input and fully variable AC output. The enclosed version comes with a rugged housing, power on/off switch, power on indicator lamp, front access fuse, as well as convenient input and output cords and plugs. The heart of the control is a triac fired in a manner to adjust phase and thereby vary speed. The 55 Series is designed to work with shaded pole, permanent split capacitor, permanent split-phase, universal motors or any resistive load. It is not designed for capacitor start motors.

THE 55AC SERIES IS NOT THE EQUIVALENT OF A VARIABLE FREQUENCY / AC INVERTER DRIVE.

  • Controls most single phase AC motors and restrictive loads, not equipped to handle capacitor start motors
  • For vibratory feeder, fan, pump, heating, and lighting industries. All models feature single-phase AC input and fully variable AC output
  • Enclosed version includes power on/off switch, power on indicator lamp and front access fuse
  • Triac switching to vary output phase and thus speed of (compatible)
CHASSIS MODEL ENCLOSED MODEL INPUT/ OUTPUT (VAC) WATT RATING CONTINUOUS CURRENT
55AC10C 55AC10E 120 / 0-120 10A  
55AC15C 55AC15E 120 / 0-120 15A  
57AC10C 57AC10E 240 / 0-240 10A  
57AC15C 57AC15E 240 / 0-240 15A  

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