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  • Users: mudbone
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  1. mudbone

    Regulating Transformer Tap Changer Compartment Oil Temps Getting High

    I have a McGraw Edison Regulating Transformer. Main tank, Selector Tank, Interrupter Tank. Main tank oil temp 45C, Selector Tank up to 75C, Interrupter Tank 55C. During summer months, Selector tank will start trending upward past 80C alarm point, cut load on unit temp. begins to fall. Have Done...

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