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

Why are cables rated for 40 KA for 0.25 Sec fault current rating?

0 Answers  

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what is MUSS?

1 Answers   HP,

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what's the different between ELCB, ELR and ELS?

1 Answers   CP,

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Natural frequency of a system gives... 1) nature of transient 2) overshoot 3) oscillations 4) speed of response

1 Answers   CCP,

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What should be the overcurrent, instantaneous overcurrent, short cicuit current settings (i.e. how many times of motor full load and what is the time duration) for a motor?

1 Answers  

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tan delta test of current transformer.

3 Answers   NTPC,

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a battery is having capacity 100AH and 25% charging .if a load taking 10A & connected 6 hour .what is the final condition of the battery.

0 Answers  

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do anyone out there know where to find a compleete list on acronyms/abbreviations used in offshore electric engineering. MCB - Micro Circuit Breaker, MCCB-Mouldes Case Circuit Breaker, ELCB-Earth Lekage Circuit Breaker, ELMCB- etc.....

0 Answers   Aibel,

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what is the need of starter in tube light and what type of starter is used in that?

0 Answers   Sedemac, Sepco,

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How to increase the kvah ?

1 Answers   IGP,

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hi....I am from india..i have completed my engineering in electrical and electronics field with 58.4% and my IELTS score is 5.5 bands....Recently i received my I-20 in computer and information science from Troy university in Alabama.On 18th i have a visa interview can u please tell me what type of questions i have to answer ??????

0 Answers  

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What are the differences between single phase and three phase?

0 Answers   ABB, Essar,

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