Answer / rajiv mahajan

you can use armour cable as a earth. but this you have to
use two gi wire or earth strip. three phase require double
earthing

IF i have switchgear with busbar current rating of 1000Amp 35kA then is it necessary to have outgoing breaker kA rating to be equal to busbar kA rating?

6 Answers   L&T,

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what is the Earth Voltages in Power Plants, Sub-stations, Industries, Residential & Commercial Buildings.

0 Answers   Power Grid,

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What is vector group? What is meant by DYN11?Why is it needed?

13 Answers   Areva, Bhel, BRG, Escorts, Fortis,

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wow to calculate the transformer rating(KVA)

0 Answers  

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i have some screw comprressor with 630kw power,i have established them with simple star to delta circuit,by the way there is so much inertia when the screw comprressors start, can you offer me contactors power with 400vac or any cataluge to choose the contactors

0 Answers  

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Why electric traction is used ??

3 Answers   IOCL,

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HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT-SWITCH BOARD,MLDB,ACB,BUSBAR,ETC,......?

0 Answers  

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Why consumers are charged based on Kwh basis why not on Kvah basis.

4 Answers   Unitech,

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3ph motor running with unequal kw and different pf what are the reasons

0 Answers   UltraTech,

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what does kirlosker deals with?

3 Answers  

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How to do maintenance of transformer feeder.

0 Answers   KSEB, L&T, Siemens,

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what is meant by oil filled power & distrubution transformer ? if anybody know the link of detail about above transformers means plz send it i have interview on this week ? plz help me

3 Answers  

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