How many earthing pits are requier to disapper the surge current of one lighting arrester.

3 Answers  

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In India which type of PLCC IS used?

2 Answers   Cipla, Ford, Jayashree,

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WRITEDOWN FEW RELY CODES

0 Answers   Equate,

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What is the difference between MPCB and OLR?

11 Answers   ABB, Raj Agencies,

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whats the existence of reactive power and when it arises?

0 Answers   IIT,

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why substation ratings are multiple of 11 means 11\33 kv substation

6 Answers  

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what is the apt definition for kirchoff's current and voltage laws?

3 Answers  

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how we calculate the short circuit capacity of the busbar in LV & HT?

0 Answers  

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what is difference between RCB,RCCB &RCBO?

3 Answers   ABB,

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Wat is the best to use in a generator a 6.5kva or a 7 kw

4 Answers  

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what is the difference between 230v and 115v?

1 Answers   Bhushan Power Steel,

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how can we can take BDV test in transformer?

5 Answers  

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