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Model 3911 Filtered SCR Brushless DC Controls

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Filtered SCR Brushless DC Controls

Model 3911

Bodine Electric, 3911, 2500 Rpm, 0.0000 lb-in, 3/8 hp, 115 ac, Filtered SCR Brushless DC Controls


HP Rating 3/8 At 2,500 Rpm
Input Voltage (VAC 50/60 Hz) 115
Output Voltage (VDC) 0-130
Continuous Output Current (Amps) 3
Peak Output Current (Amps) 6
Form Factor 1
Weight (lbs) 2.5
Product Type ABL-3911C
HPDecimal 0.375

  • The stock models in this BLDC Control series with 115VAC input will be phased out and obsoleted before the end of 2024, and should not be specified for new applications.
  • Operates from 115 Volt AC line.
  • Filtered DC output results in cooler operation of the motor.
  • Unique Smart Reverse™ circuit for remote control of motor direction.
  • Dynamic braking for quicker stops.
  • 12 pulse/revolution tach output provides indication of motor speed.
  • Green LED indicates AC power on.
  • Red LED indicates control shutdown due to a fault condition.
  • Speed can be adjusted manually with a remote 10K ohm potentiometer (included).
  • DIP switches set the current limit so that the same control model can drive any size Bodine motor.
  • Five onboard user-adjustable pots for torque limit, minimum speed limit, maximum speed limit, acceleration time, and deceleration time.
  • Fuse holders for line and motor fuses (fuses included).
  • Inherent closed loop system maintains a 1% maximum change in motor speed from 0 - 100% of rated load when operated at rated speed.

Application Information

  • Extended 2-year system warranty when a Bodine gearmotor/motor and control are purchased together.
  • Rated for 50° C ambient.
  • Intended to be mounted in separate enclosure supplied by user.
  • Drives 130V Bodine Brushless DC Motors.
  • Screw terminal block for line and motor connections.
  • Plug-in connector for commutation connections.
  • Model 3911 for 2500 rpm motors.
  • Model 3921 for 10,000 rpm motors.
  • The maximum recommended distance between the control and the motor should not exceed 12 ft. (3.5 m).


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