Answer / jawed

This use as connect and break to circuit

Answer / amrut

ACB are used ac circuit breaker

Answer / roronoa

just like another circuit breaker but this one is using an air .

Answer / mashood

air circuit breaker ACB and why are using this one in lv
room because why are using air as a isolation that why its
called ACB

can we use transformer for 70 Hz?

6 Answers  

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Why do we pefer VCB over OCB?What are the advantages of VCB over OCB?

0 Answers   CEB,

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We have 90mX100m hangar with 16 no.of supporting pillar. It is required to provide power supply on all pillars. what is suggested earthing scheme for hangars.

0 Answers   HAL,

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what is meant by ceiling voltage, ceiling current?? pl reply asap

4 Answers  

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Why the size of transformer decreases if we increases the frequency?

5 Answers   Graphics Engineering,

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How to calculate amount of copper used in a motor (AC&DC), generator and transformer? Datasheet provides power rating and mass of the equipment....can we somehow use this available info.

1 Answers  

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why ie corona losses in tranmission line

1 Answers  

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what are effects of harmonics in the three phase a.c power system ?

2 Answers   AIIMS,

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how to check the LRS resistance .......................

1 Answers  

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What is the meaning of Insulation H for transformers????

0 Answers  

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What is the size of cable to be used for a Space Heater in UPS 160KVA of carrying 10 Amps current with 240 V ,1 Phase?

3 Answers  

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Is it possible to operate a synchronous 2-poles turbogenerator with a still-in-place faulted bar but electrically disconnected ???? If yes, should I act on the other phases as well ???

0 Answers  

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