Answer / k.prakashchandra

As per discriminative time settings

Answer / karthi

Its depends on the selected relay charecterstics . normally
it will take 15 to 30 ms .

What is the function of Lightning Arrester & Wavetrap in Power system ??

18 Answers   ABB, Bhel, Energy Infratech, Infosys, NTPC,

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what is high and low cut off voltage of BB and DG at SPS????????

0 Answers  

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how to identify the direction flow of electrons in a conductor? if i want to check the sequence in kv lines, is any device is available?

3 Answers  

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where the protection CT in neutral of transformer be located, before bifurcation or after bifurcation and why.

2 Answers  

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why the star delta motors burn out frequently

1 Answers  

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when a cunductor is being disconnected from live cct, still it showing charged, if its checked by line tester?

8 Answers   GEB,

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How to measure the capacity/rating of a distribution transformer in KVA?

0 Answers  

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Hi,Any one has idea regarding the KPTCL Recuirtments for AE'e & JE's for the year of 2009-10???Kindly help in regards..

6 Answers  

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Can we pass 11kv power in 1.1kV voltage grade cable.If not why?.

3 Answers  

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sir , what happen if we decrease ( approx 3 inch ) the lenth of shaft in 110KW Induction , three phase motor. actually a 110KW motor is couppled with star couplling to 120TR compressor. When we doing maintenance in compressor it is required to skid the motor backword and resulting dis- alightnment . so we want to change the tyre coupling in place of existing coupling. so it is required to cut off the rotor aprox 3 inch form driving side.

2 Answers  

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Diff between power trans and generating transformer?

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basic priniciple of induction motor

2 Answers   Electronics, Ramco,

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