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Sensorless Drives achieve efficiencies up to 99%

Fri, 10/16/2009 - 12:09pm

ec912em212-webWith current up to 20 A, a line of sensorless drives from Koford Engineering is purportedly up to 99% efficient. The drives are for operation in 12 V to 48 V applications, and include a PWM frequency of 56k for cool motor operation. Open loop and digital closed loop versions are available, along with tach and motor current output signals. The products can be operated in stand alone mode, or controlled by a 0 V to 5 V voltage or 5 V pwm input.

Koford Engineering
330-315-3061, www.koford.com 

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