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Convention presentation

Advanced DC Testing Tips

  • June 2012
  • Number of views: 4623
  • Article rating: No rating

Chuck Yung
EASA Senior Technical Support Specialist

This paper covers:

  • Interpreting AC and DC drop test results (Is that coil really shorted?)
  • Differentiating between interpole and armature problems
  • Locating an armature short/ground
  • Locating shorted/open equalizers in an armature
  • Working neutral: Did that motor arc when it left the factory? Let’s cure that problem!

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ANSI/EASA AR100

More information on this topic can be found in ANSI/EASA AR100
  • Section 4: Testing

EASA Technical Manual

More information on this topic can be found in EASA's Technical Manual
  • Section 3: DC Machines

Related Reference and Training Materials

Fundamentals of DC Motors & Operation Tips
  • Section 4: Testing
  • Section 5: Armatures
  • Section 7: Frames
  • Section 9: Motor Assembly & Final Testing

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Tags: Motor testing
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