Adjustable speed drives (ASDs) or variable speed drives (VSDs), also called variable frequency drives (VFDs), typically control a motor's velocity or torque output. Most adjustable frequency drives ...

NORDAC FLEX variable frequency drives from NORD DRIVESYSTEMS are extremely versatile, offer a wide power range, and are very economical. The SK 205E series has been specially designed for use with ...

What is a variable frequency drive? Heating, ventilation, and air conditioning systems' air supply used to be constant volume into a space. Now a variable air volume control is being used to provide ...

IDEC Corporation now offers a new line of VF1A Doesa variable frequency drives (VFDs) capable of driving an induction motor or a permanent magnet synchronous motor. The product family features a ...