Answer Posted / at

for 50KW motor
p=50
I = 50x 1.2 (thumb rule)
=60 A

Size of cable : 60x0.2(thumb rule)
: 12

so min size of cable req. 12 sqmm.

please send me the L&T Emb. sys. placement papers and entire details of pattren

1846

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Please tell me in DETAIL about the following 3 types of fuses or recommend me a good power system protection book or a website link ? 1.Dropout Fuse 2.Striker Fuse 3.Empulsive fuse (not sure if its impulsive or explosion fuse , sorry)

1672

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how maney type tempereture measurement ?

1828

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What is the difference between resistance grounding system and resistance earthing system?

636

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why can we use cosine wave instead of sine in ac supply as both have same rms vale and ripple factor

2068

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what is destructive and non-destructive testing of welding

1212

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Why do we need interlocking in a HT metering or Ring main unit switchgear?

1563

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how does the thyistor work in dc drive?

1543

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Is vtg is controlled by the resistor? if else how much?

1651

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What is relation between transmission lines & Communication lines ?

1696

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Why the standard of ambient teperature mentioned as 40 degree celcius in machines.

1453

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what is Fan Control Cubicle

1882

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why use phase displacement in transformer.and effect of phase displacement on transformer

2323

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hi if anybody got model questions for cpcl Grade'A' electrical engineer position.send it to my mail please krishkumar22@gmail.com

1474

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send me any model test paper of clerical post of state bank of india.......

1381

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