Answer / vimal patel

You have to find that polarization index for insulation level which is depend on Voltage level and some other parameter so refer some reference for it like wikipedia for it...

how to introduce yourself

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in the case of 6.6kv motor starter combination contain fuses on it VCB. but in 11KV motor starter combination Fuses are not using in it's VCB why?

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IN 500 KVA TRANSFORMER 11KV/415 VOLTS HOW TO CALCULATE THE HT CABLE SIZE AND LT CABLE SIZE FROM TRANSFORMER TO LT PANNEL. AND HOW MANY MAINSWITCHES OR MCBS WITH RATING ARE TO BE PROVIDED

2 Answers   BSF,

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What is a circuit breaker contact multiplier relay?

2 Answers  

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What is difference between incomer & outgoing type Vaccum Circuit Breaker?

2 Answers   VBG,

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which supply is used in traction system

3 Answers  

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Post possible questions for Power Factor Panel FAT / SAT

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power is the product of voltage and current.so we can measure the value of power just by using ammeter and voltmeter.......then why do we use a wattmeter?

5 Answers  

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use of choke in APFC panels

2 Answers   Kemrock,

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how can i change the rotation of the AC single phase induction motor and show me by diagram

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importance of air gap in transformer

5 Answers  

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What is reason of rating of transmission line multi pal of 11 like as 11/33/66/220 ? Why not use 75 kv 23 kv line in power system ?

1 Answers   Apollo, Balco, Bhel, Vardhman,

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