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Archive: Category «Variable Speed Drives»

Electric Motor

Soft Starter In Industrial Applications

An induction motor connected directly to the power supply draws a constant magnetizing current at full speed, no matter what the load is. At anything less than full load, power… Read more

Jun 16, 2012 | By Edvard

Danfoss VLT® Soft Starter
Electric Motor

Advantages of Variable Speed Motors

Most motors are designed to operate at a constant speed and provide a constant output. While in many cases this may be more than adequate, it is not in all…. Read more

Jun 13, 2012 | By Edvard

Danfoss AKD Variable Speed Drives
Electric Motor

Why do we find electric motor drive very important?

Electric motors impact almost every aspect of modern living. Refrigerators, vacuum cleaners, air conditioners, fans, computer hard drives, automatic car windows, and multitudes of other appliances and devices all use… Read more

Feb 29, 2012 | By Edvard

Electric Motor

Why do we need variable speed drives (VSD)?

There are many and diverse reasons for using variable speed drives. Some applications, such as paper making machines, cannot run without them while others, such as centrifugal pumps, can benefit… Read more

Nov 25, 2011 | By Edvard

Danfoss - VLT AutomationDrive Series
Electric Motor

VSD – Power supply connections and earthing

In accordance with accepted practice and the local, power is normally provided to a VSD from a distribution board (DB) or a motor control center (MCC). Adequate arrangements should be… Read more

Apr 13, 2011 | By Edvard

VSD - Power supply connections and earthing


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