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In Varplus Logic relay,the power factor does not change after the switching of a step and Steps are switched off again.What action to be taken?

The cause may be due to that the CT is incorrectly positioned or due Capacitor defect.

The action to be taken:
  • Check installation position of the current transformer according to wiring diagram (current of the load and the capacitors must be measured!)
  • Check capacitor, possible fuse, capacitor, or contactor defective
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