Answer / rajesh

I think to prevent collision of two sourse supply as for a.e power grid and DG generated supply.

Please guide if answer is wrong.
Thanks

Answer / k.prakashchandra

It is reverse power relay i.e . directional wower relay

what is starting current and use of starting current?

3 Answers  

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Can you explain about TEE protection scheme?

0 Answers   Voltech,

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What are the Application of CT & PT ?

2 Answers  

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what is the correct method for the outdoor termination of 19/33 KV HT cable step by step?

0 Answers   Finolex,

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How to select the different contactors ( starter combination) for different AC motors? what about fuse cappacity 4 different motors too?

2 Answers   Equate,

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Please brief what is sinewave

0 Answers   Deccan Cements,

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pls give me brif explaination about the distance relay.

4 Answers  

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IF we have 500kva transformer 11.0/0.415V, 50Hz. How to calculate the current on HT & LT side, how can we consider for its breaker (HT & LT both)? You are requested to solve the question herewith.

3 Answers   Bhutan Power Corporation,

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I am an electrical engg and has got selected in wipro should i go there now or try in some core company ?

3 Answers   Wipro,

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How do we measure earth fault current in Generator Transformer(20/420kv),Station Transformer(20/11 kv) and Unit Transformers(20/11kv) for our plant system, since these don't have any Neutral earth Fault relay connected to their Neutral Earth? But for Unit Service transformers(11/.433 Kv) we have an Earth Fault Relay connected to its neutral earth.Why is such so?

1 Answers   NTPC,

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what is relation between HP & BHP

3 Answers   Usha Martin,

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What is the PIU.

1 Answers   Jindal,

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