Answer / mukund

it depend which mccb you have most hase thermal and
megnetic ttrip setting for thermal you cand set may 110 to
120 % of full load amp. and megnetic 3 to 10 time of FLA go
with less time suppose 3 time if mccb trip when load
connected increase little higher

Under Ground Power cable earthing is required at both end or single end? and reason for the same

3 Answers  

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Please send 110 kv sb station full single line drawing(sld)

0 Answers  

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in house wiring when two wires are same colour coding and there is no any connection one end how to find which wire is earthing wire

1 Answers  

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Is any generator is developed which is operated with out diesal or other expensive source?

0 Answers  

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how we control the magnitude of a generator output

2 Answers   EESINT,

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pls someone send me sample question papers along with the key.thanks in advance

0 Answers   HPCL,

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Why collecting electrode of ESP to be earthed

0 Answers   NBVL,

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What is the tolerence limit between neutral and earth in 230 V AC System?

7 Answers   NTPC,

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Why the CT Secondary is rated as 5A generally?

2 Answers  

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I did oil BDV test of 1600 KVA trafo 20KV/400V as per IEC 156. Result is 1) 58 KV 2) 58 KV 3)40 KV 4) 50 KV 5) 58 KV 6) 18 KV. Avr is 47 KV. Can we say oil is still ok even in the 6th test BDV is 18 KV ?

1 Answers  

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why lightning arrester and other equipment earthing conneting from same earth bar ?

1 Answers  

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from generating station If 400v LT line length is 1000m how much voltage is drop and how do i calculate it? which cable will be use for this line?

0 Answers  

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