Answer Posted / saleem

MPCB:Motor protection circuit breakar(3 phases)
MCB:Meniator circuit breakar (Single phase)

What is the loss of power of transformer 220kv/33kv,63/80mva of % imp12.05 at 80%load

1795

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How to calculate capacitor bank value to maintain unity power factor with some suitable example?

1063

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Why saturation region slowly shifted in the left side?

1807

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How to synchoronize the generator (with gcb,GT) to grid????? ????? from Grid iam getting power (rated 400kv/20kv) through GT and its goes to UAT.,,ST.,, now my generator(rated 20kv ) ready.,, now iam closing my GCB.,, in GT iam suddenly giving 20kv on that Gt.,, what will happend

2014

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What is the difference between Delta & Wye windings?

2037

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at work we have a 3 phase motor but on testing one phase isnt getting a reading. it runs 24 hours a day all week. stops and starts well no noise or heating. the phase isnt down to earth.is it just a bad meter reading or not? phases one and three came up with a resistance reading of 0.4 but phase 2 couldnt get anything shows up as open circuit.

1610

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How to calculate VCB rating for 33KV ,25 MW Power line?

1698

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why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?

2217

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WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION

1911

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What is deference between MCB & MCCB & ISOLATOR

2048

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What is difference between slip rings and carbon burushes?

14959

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if field breaker of generator is closed prior to its rated speed on a power generating unit. what will be the effect on generator, unit transformer and starting transformer.

1694

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How to determine stage of Automatic Power factor controlling Relay(Apfcr)?

2112

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lorteny method

1943

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WHAT ARE THE DISADTAGES OF SINGLE-WIRE-EARTH-RETURN SYSTEM USED FOR RURAL ELECTRIFICATION?

1938

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