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 ...

Variable Frequency Drives are central to the ongoing transformation in industrial operations through digital convergence, data analytics, and intelligent automation. Features such as IoT connectivity ...

Hitachi America, Ltd., Industrial Components and Equipment Division, today announced the introduction of the L700 Series of Industrial AC Variable Frequency Drives. The L700 significantly expands on ...

You can divide the world of electronic motor drives, which control the speed, torque, direction, and resulting horsepower of a motor, into two categories: ac and dc. An ac drive controls ac induction ...

A recent trend in nuclear power plant upgrades has been the replacement of the motor-generator (MG) sets that drive the reactor circulating pumps with variable-frequency drives (VFD). Siemens’ first ...

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 ...

When Tesla first introduced the 3-phase alternating current (AC) induction motor in 1888, he knew that his invention was more efficient and reliable than Edison's direct current (DC) motor. However, ...