Answer / rvg

Operation theatre using life saving equipments,and even if
there is small leakage, the circuit will trips off and if
it happends during a major operation, it should not be happen.

Answer / bernard zakaria

Why elcb can not work in Telecom DC power plants(-48VDC)?

Answer / abhilash

Operation theatre using life saving equipments,and even if
there is small leakage, the circuit will trips off and if
it happends during a major operation, it should not be
happen.

Answer / pravesh

as we knoe that elcb is earth leakage ckt breaker. it workd
on milli amp. of current in theaters if we use elcb there
may be chances of eath leakge current or may be a current
may flow through the neutral which may cause tripping and
equipment shutdown causing hinderance, so the elcb are not
used in theaters

Earth is a conductor or load?then ammeter connect to 3- phase supply,it shows the measurents or not?

0 Answers   UltraTech,

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can we calculate the diameter of the cable by its cross section?

1 Answers  

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what is the formula to find battery back up of ups?

3 Answers  

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What is the difference between earth fault protection of motor feeder with CBCT and Without CBCT ?

0 Answers   Enmas, Michelin, Reliance,

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what is the name for a meter/tester to measure the paint quality in electrical panel or wall?

1 Answers  

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if 11 lead acid batteries each 200 amph are connected in series so that combinly they can produce 110 volts dc. question is how much backup it can provide ? 2) how can we calculate that how much amprere and voltage is required to charge them . thanks in advance !

1 Answers  

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why there is a 2 slits in three pin's earthing pin?

1 Answers  

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what the function breaker failure scheme, how is it operated

0 Answers  

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what type of current supply is given to house holds?

7 Answers  

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What is the rating of your capacitor bank at your company.

36 Answers   Ajnara Group, Amara Raja, Amol Electricals, Apollo, ATC, Bhagiradha Chemicals & Industries, Bharat, CBRE, Cisco, Government, JLL, MEIL, Reliance, Sterling, TNEB Tamil Nadu Electricity Board, Torrent Pharma, Victory,

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what is the essential resistance of r y b phase short citcuit ? Eg in star connection we doing this kind of short circuit oly

0 Answers  

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I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id:upendrakrishna20@gmail.com,plz send me ,or send any other rrb papers plzzzzzzzzzzzzzzzzzz

0 Answers   RRB,

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