DEAR SIR, HOW TO CALCULATE WELDING TRANSFORMER CAPACITY IN KW OR KVA (POWER). TWO WELDING TRANSFORMER USED WHAT TYPE OF DG SET CAPACITY LIKE ( 45 KVA OR 62.5 KVA), PLEASE TELL THE WELDING TRANSFORMER RATEINGS. I AM REFINARY (TANKS WELDING) THANKING YOU

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what are the applications of transistors with low dc gain, high dc gain and medium dc gain( beta)?

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1) Explain why we don't link the two earthing system ht and mv on a pole mounted transformer sub-station.

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how the reverse power relay acts..

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