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 r the advantage of selecting micro controller type tripping of circuit breaker than relay type tripping?

5 Answers   BARC,

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what are the interview question asked in wind mill about electrical

0 Answers  

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What are the types of feedback oscillators?

0 Answers  

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how much air gap in induction motor as per the Indian standards?

1 Answers   Coast Guard,

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A 12.5 hp slip ring motor taking high initial current and its MPCB is getting open.what may be the reason?

3 Answers  

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1.what type of oil used in tranformer. 2.oil vesocity. 3.oil gauge. 4.witch time oil filterring & how much temperature maintaned.

9 Answers   NTPC, Reliance,

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WE HAVE THE DC RECTIFIER 1500A, INPUT VOLTAGE IS 3 PHASE. HOW TO CALICULATE THE LOAD? 3 PHASE SIDE EITHER dC SIDE. PLEASE SUGGEST ME

0 Answers  

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What happens when the power factor is leading and its disadvantages.

1 Answers  

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in catridge heeter  watts =110, 260 v ,  i checked in multimeeter meeter shows 50 ohms but oms law r=v square /w  260*260=67600, and 67600/110=614.5 ohms  how to caluclate exact ohms in heetre s 

2 Answers  

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How to measure 20 hp motor resitance

1 Answers  

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what will happen if we use earthing inplace of neutral for domestic energy meter

5 Answers   Polyplex Corporation Limited,

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what is per unit impedance?

3 Answers  

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