Frequently Asked Questions & Answers

Rewinding USEM Inverter Duty Motors

Question: Is there a specific procedure which should be followed when rewinding USEM’s inverter duty motors? If so, could you please explain it.

Answer: Following are guidelines to use when rewinding USEM inverter duty motors:

  1. Use Thermaleze QS magnet wire. If not available, triple build wire may substitute.
  2. Avoid loose windings - use slot fillers as required.
  3. Insulate between phases - both end turns and in slots.
  4. Secure end turns - tie or band both winding ends.
  5. Be especially careful to avoid damaging winding magnet wire.
  6. Recommend VPI treatment for all rewinds.

 

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