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  • Users: amphan
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  1. amphan

    Please suggest me about my idea for power transformer

    Hi; My factory worked since 1992, I check the power circuit of power transfermer and found a point of loss as this follow. :-----------: :------------: : 100 : : 72 : : MVA : ------> Series reactor...
  2. amphan

    Don't know what happen on motor that use for pump

    I have some problem in water pump group motor in my factory. I must be change a motor's bearing every 1-2 month because the shock pulse value exceed standard value (~35db). I check everything and found 1. The grease (type shell R3) in Brearing non-drive change to liquid status...

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