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⚡Electrical Engineering Q&A⚡

What’s is MARX CIRCUIT?

by EE Q&A asked Jun 12 1 view

What’s is MARX CIRCUIT?

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1 Answer

by EE Q&A answered Jun 12

It is used with generators for charging a number of capacitor in parallel and discharging them in series. It is used when voltage required for testing is higher than the available.

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by EE Q&A asked Jun 12 1 view

Why link is provided in neutral of an ac circuit and fuse in phase of ac circuit?

Why link is provided in neutral of an ac circuit and fuse in phase of ac circuit?
Last Answer : Link is provided at a Neutral common point in the circuit from which various connection are taken for the individual control circuit and so it is given in a link form to withstand high Amps. ... So if any malfunction happen the fuse connected in the particular control circuit alone will blow off. ...

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by EE Q&A asked Jun 12 1 view

What is vacuum circuit breaker? Define with cause and where we use it.

What is vacuum circuit breaker? Define with cause and where we use it.
Last Answer : A breaker is normally used to break a circuit. While breaking the circuit, the contact terminals will be separated. At the time of separation an air gap is formed in between the terminals. Due to ... CB is having vacuum pressure the arc formation is interrupted. VCB's can be used up to 11kv....

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by EE Q&A asked Jun 12 1 view

What is SF6 Circuit Breaker?

What is SF6 Circuit Breaker?
Last Answer : SF6 is Sulphur hexa Fluoride gas. If this gas is used as arc quenching medium in a Circuit breaker means SF6 CB...

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by EE Q&A asked Jun 12 2 views

What is the difference between Isolator and Circuit Breaker?

What is the difference between Isolator and Circuit Breaker?
Last Answer : Isolator is an off load device which is used for isolating the downstream circuits from upstream circuits for the reason of any maintenance on downstream circuits. It is manually operated and does ... rated current and 2 is short circuit breaking capacity and 3 is instantaneous tripping current . ...

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by EE Q&A asked Jun 12 1 view

What is the function of anti-pumping in circuit breaker?

What is the function of anti-pumping in circuit breaker?
Last Answer : when breaker is close at one time by close push button, the anti-pumping contactor prevent re close the breaker by close push button after if it already close....

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