What is the meaning of In,Io & Ir in Circuit breaker? How to calculate?

1 Answers  

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how to select automotive wire by mathematical equation with given current, vlotage and resistance

0 Answers   Tyco,

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in 220 kv substation,what is the mean of avr voltage reading? means at oltc temp. 36 the avr voltage was 109v.so what the mean of 109v

1 Answers  

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sir plz send some previous year questions of jspl.

0 Answers  

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How calculate cable size & voltage drop for the following requirement connected load 150 KW distance cable length 1000 M voltage 3 phase 415 v.

1 Answers  

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Why do we require transformer with less specific weight if supply frequency is increased?

0 Answers  

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what is zero sequence curr ent ?

4 Answers  

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What happens if 25 Hz frequency is applied for 400/200,50 Hz single phase Transformer.Will Voltage increase ?

2 Answers   Bhel, Dawlance, IBM,

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In 3 phase induction motor 1hp current rating is 1.5 amps constant ? is correct or not ?

4 Answers   TATA,

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How power is transferred from one winding to another in an auto-transformer? A) electrically B) magnetically C( both a & b D) neither of above

3 Answers   ISRO,

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Write a note on Treatment for electric shock.

0 Answers  

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Require Generator Capcity ( KVA ) for 3 Phase Motor having 4.7Kw with starting current of 16amps?

1 Answers  

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