Brushless DC motor controller by BODINE ELECTRIC COMPANY

Low-Voltage for Battery and Solar Applications

- Input Voltage Range: 12-14 VDC (model 3908) or 24-35 VDC (model 3909).

- Control Functions: include dynamic braking, direction, and enable.

- Speed Adjustment: can be controlled by an external potentiometer (included), the onboard MAX speed trim potentiometer, or a 0-5 VDC analog input signal.

- User-Adjustable Pots: for speed settings, torque limit, acceleration time.

- 12 PPR (pulse/revolution) tach output provides indication of motor speed.

- Inherent closed loop system maintains a 2% maximum change in motor speed from 0-100% of rated load when operated at rated speed.

- Smart Reverse™ circuit prevents plug reversing if the user accidentally or intentionally changes the direction signal without bringing the motor to a stop first.

Application Information

- Extended 2-year system warranty when a Bodine gearmotor/motor and control are purchased together.

- Model 3909 drives Bodine 24V brushless DC motors and gearmotors up to 3/8HP.

- Model 3908 drives custom 12V BLDC motors and gearmotors. Call for details.

- To be mounted in separate enclosure supplied by user.

- Output voltage is up to 95% of input voltage.

- 20kHz PWM switching frequency.

- Rated for +50° C ambient (max).

- Commutation is 60°.

More information: https://www.bodine-electric.com

European Sales Offices: UK/France – Mr. Phil Blakeley, e-mail: phil.blakeley@bodine-electric.com; Sweden/Germany – Mr. Johnny Persson, e-mail: johnny.persson@bodine-electric.com.

Corporate Contacts: Inside Sales & Support, e-mail: info@bodine-electric.com; tel. (773) 478-3515 (U.S. office); or Edmund Glueck, Manager – Marketing and Product Development (U.S. office).