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  1. Abnormal Humming sound of Power Transformer

    Electrical, Chassis & Lighting
    Hello, We faced a strange problem in the stations tapped to 66KV line. (FTS-SFC Line) There was abnormal variation in humming sound of the Transformer in one of the station tapped to FTS-SFC line. The two Transformers in that station behaved similar and the humming sound used to increase in the...
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