hi sir i have load of 17.5kw in 3 phase lighting circuit which mcb i can use

3 Answers  

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1)we r having one problem .one dry type transformer(6.6KV/433V)is taking high magnetizing current on delta connected HV side of "U" phase when compared to other two phases.could any body tell the reason why it is happening? 2)why CT secondary side protection core has got higher winding resistance when compared to that of metering core of same CT?

2 Answers  

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which transfofrmer oil break down voltage strength get will be more if oil sample taken from bottom of tank or oil sample taken from top of the transfomer tank.

2 Answers   NPCIL,

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1))why we run three phase or three different circuit from a single conduit 2)) why not two circuit of different phase run in same conduit?? and why we run same three cicuit of same phae run in single conduit??

0 Answers   ACC,

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Why? We r used 50sq. mm. And above size cable in 3.5 core and below size are used in 4core

2 Answers  

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Dsitrubution transformer minimum IR value

1 Answers  

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how to calculate power factor rating according to load? please give the answer in simple language, i'm not electrical side

2 Answers  

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what is cathodic protection and why it use in industries?

0 Answers  

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why the colour of insultor stack , petticoat is brown. Is it has some technical reason.

0 Answers  

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What is mean CT Saturation? How to calculate?

3 Answers   NetGroup, Tyco,

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WHY HVDC?

3 Answers  

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What are instrument transformers?

6 Answers  

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