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Rotor arth fault high alarm

Rotor arth fault high alarm

Rotor arth fault high alarm

(OP)
In our power plant rotor earth fault high alarm is coming but if i use spray which i used to clean HT panel breaker in the carbon brush of generator rotor, alarm will go.why?

RE: Rotor arth fault high alarm

A simplistic answer is because after spraying probably clean or insulate temporarily the source of ground fault.

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