Answer / santhosh

due to use of lag p.f more reactive power consumed so
tariff can be increased
reactive power can be minimised by adding of lead p.f
means capacitors are connected at load ends

Answer / aftab ahmad

When PF leadd or lags there is requirement of more for same
power consumption.....

as

p=vi cos of angle between current and voltage

induction motor. we have a three phase supply from diffrent source like R= transformer. Y = DG sets. B = ups. if motor is runing.

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what is the difference between ground and neutral?

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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 IS ND RELAY AND HOW DOES IT WORK?

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how much UPS neutral erath leakage current.

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what is the use of ballast in tube

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