Answer / felixraj

earth fault protection

Answer / satish panchal

Residual voltage & residual current used in Directional
Over current and directional earth fault protection. also
used in dist protection.

Answer / darshan thakur

Resudal current is used for unbalance protection.& also for
earh fault protection we are used open delata connection of
potential transformer.

Answer / pooh

Surge arrestor

Answer / magesh

yes

What is meaning of DRU in gen.of AVR.

2 Answers  

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last 5 year rrb allahabad junior engg electrial engg question paper

0 Answers   RRB,

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How many types of DC current

2 Answers  

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why there is a phase shift lies between primary and secondary voltages of a transformer?

7 Answers   Mecon,

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0 Answers  

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I want the details about BHEL company examination.Can anyone able to help me please.

0 Answers  

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4 Answers   MGVCL, RRB, WebTech,

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What is pole of the system?

0 Answers  

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what is the design voltage for 6.6KV 2000 KVAR HT capacitor?

1 Answers  

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What is different between DOL(Direct on line starter), VSD, S/S(Soft starter), and A/T(Auto Transformer)

2 Answers  

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compressor compresses air means exactly what happens?

2 Answers  

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I am having a DG set.The 415 V from Generator is step up to 460 v and then the same is used for Induction furnace. before Step up, I am connecting LT load to my factory use. When Induction furnace is in service from DG, when i try to start a motor, the generator is tripped.Please tell me the reason.

3 Answers  

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