INSULATION INSPECTION DEVICE FOR MOTORS AND INSULATION INSPECTION METHOD FOR MOTORS

INSULATION INSPECTION DEVICE FOR MOTORS AND INSULATION INSPECTION METHOD FOR MOTORS

  • CN 104,797,949 A
  • Filed: 04/17/2013
  • Published: 07/22/2015
  • Est. Priority Date: 11/29/2012
  • Status: Active Application
First Claim
Patent Images

1. an insulation inspecting device for motor, is characterized in that, possesses:

  • Inverter, drives motor;

    Partial Discharge Detection portion, detects the shelf depreciation of described motor to judge the viability of described motor;

    AndControl circuit, carries out the control of described inverter,Described control circuit controls described inverter, the switch gap of potential pulse to be adjusted to and pulse reciprocal travel-time between described inverter and described motor matches, thus described motor and over the ground between produce the surge voltage of the driving voltage exceeding described motor.

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