Answer / iamdon

It is an isolated power system having one generator,one
busbar and one load.It is privalely owned and managed.e.g,
at Hindalco,Renukoot.

Author:arbelectbit@yahoo.com

Answer / k.prakashchandra

Captive power plant is for self use during failure of main
supply from outside.

why heat produced at junction of two different conductor. what care should be taken to minimize it.

11 Answers   Birla, Maihar Cement,

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WHat is the requirement of installing FAST ACTING EARTH SWITCH in GIS and how is that integrated with protection system. How and when does it operate?

0 Answers  

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anti pumping relay function

3 Answers   Hofincons,

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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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why the impedence of the transformer is expressed in percentage?

3 Answers   DEWA,

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If DC supply is given to a transformer it may a) Work b)Not Work c)Give lower voltage than the rated voltage on secondary side. d)burn the winding

12 Answers   wbsedcl,

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I have 500A load (WHICH IS SEPARATE MDP PANEL),an MCC panel with 4000A Breaker.Already I have 2500A load.Can I connect this load directly to the Busbar since I have PROTECTION IN MY MDP Panel ?

4 Answers  

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Which is stiffer between salient pole rotor and cylindrical rotor synchronous machines? Justify your answer.

1 Answers  

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what are the ratings of sockets?

10 Answers   L&T,

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what happens if DC earthing and AC earthings are shorted?

1 Answers  

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What is phase angle? and what is importance to measure it?

2 Answers  

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what is the minimum bdv value for 400 kva transformer?

2 Answers  

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