how does directional relay work incase of ac ?

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Why do we use 36KV LAS for 33kv line and 9KV LAS for 11KV line?

1 Answers  

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do we people experience any shock if we catch any one of the three phases (R Y B)in air with out touching ground.

7 Answers  

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what is the problem when i want to close a circuit breaker by local position it closes well.but when i close it in remote position it trips

0 Answers   KPCL, MDIM,

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what is the kvar, droop, stability,ramp

1 Answers  

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tell me the operation of ELCB. How it detects a fault?

4 Answers  

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If Ac supply is given to the DC motor then what will happen? clear explanation

2 Answers  

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what is ground fault current? is there any current flow takes place through ground? is it possible? if it's possible whether it affect human beings on earth near the fault or not?

2 Answers  

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I need a 33/690V Dry type transformer.How to select IP class for this transformer.This will be an outdoor transformer located in a highly polluted environment.

3 Answers  

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Who many reason of ignition fail ?

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What will happen if we give DC supply to AC motor?

9 Answers  

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I If i have 2kv ups in which 38Amp *8battries hou many hour's back up i get from 600Watts

2 Answers  

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