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Applying variable frequency drives to cranes, hoists

  • February 2004
  • Number of views: 331
  • Article rating: No rating

Gary Braun
Brehob Corporation

If you’ve ever applied variable frequency drives (VFDs) to standard motors, I’m sure you know how critical it is to understand the specific application and to get all the required data so that you can apply the drive properly. It’s not the time to guess or make assumptions. Most failed applications are a result of not getting all the information. 

When trying to apply VFDs to old or existing cranes and hoists, this holds doubly true. Several drive manufacturers sell their crane and hoist drives only through authorized “crane and hoist” dealers because the applications are fraught with potential problems. Before beginning one of these projects, make sure your insurance carrier covers you for the redesign and work on cranes and hoists.

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Getting The Most From Your Electric Motors

Getting The Most From Your Electric Motors - coverThis 40-page booklet provides a great marketing tool for your service center! Use it to provide end users with information that will help them obtain the longest, most efficient and cost-effective operation from general and definite purpose electric motors.

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EASA Technical Manual

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The EASA Technical Manual is the association's definitive and most complete publication. It's available FREE to members in an online format. Members can also download PDFs of the entire manual or individual sections.

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ANSI/EASA AR100-2015

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Recommended Practice for the Repair of Rotating Electrical Apparatus
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EASA AR200

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