Answer / venkatesh

it will sense the fault and gives trip command...because it is used for oil temperature protection

Answer / lalit lohmorh

Buchholz relay also known as gas actuated relay when fault
occured in power transformer gas actuated and BR sense the
fault and gives trip command to panel system relay which
trip the O/G breaker to transfomer

What is d role of reactive power in power system??How it produce & consume?

5 Answers   ABB,

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What do you mean by the zone of protection?

0 Answers  

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0 Answers  

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0 Answers  

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what is the use of providing earthing for tanks? i know for lightning we use earthing ? Here one of my ONGC project there is no need of lightning protection and there is no power connection near by tank in that situation also ONGC asking earthing for tanks but we didn't understanding why they asking earthing? is anybody tell exact answer?

4 Answers  

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does magnetic interlocking take place in an induction motor ?

2 Answers  

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why high current produce in case of transformer when turns are internally gets shorted.

3 Answers   TCS,

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How to calculat size of copper & aluminium ?

6 Answers  

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how to define tell me about self

0 Answers   Bhel,

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What is the use of bundle conductors?

0 Answers  

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How can a transformer test by megger?

1 Answers   Bosch,

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What type of protective system we uses in L.V. distribution panels?

6 Answers  

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