Answer Posted / murali

basic requirement for flow of current is the circuit must
be closed. when a bird sitting on a single phase there
would not any path for flow of current

how braking & making capacity of circuit breaker are calculated?

2286

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if negative of DC supply used and positive is grounded through EGB, and if ELCB used in the system then is it sense the positive volatge and get tripped is it possible?

1828

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If one lamp connects between two phases it will glow or not?

1073

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If one tertiary phase i.e. R,Y or B is earthed of a loaded type tertiary delta connected (Without load)of a power auto transformer, what is its advantage/disadvantage?

2066

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HOW THE OLTC TRANSFORMER SAVE ENERGY IN COMPARISON TO OFF LINE TRANSFORMER AND IS IT ECONOMICAL TO REPLACE THE OFF LINE TRANSFORMER TO OLTC TRANSFORMER

2179

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700KW 6.6KV slip ring induction motor to use VFD to control the speed

3190

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what are the different methods for the starting of a synchronous motor.

1121

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Why the moulded plug comes with domestic appliances instead of assembled plug like anchor, Vinay 5/15 A.

2007

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From reading, Under voltage relay used also as phase sequence relay now, Why I use under voltage and phase sequence relay in the same circuit (ATS)?

1765

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what is current check gurd relay?

2577

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Whether IP65 enclosure box blocks ventilation if driver for LED have to enclosed inside IP65 box

2063

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Please brief what is sinewave

2131

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What type of a DC motor would you use for a lift?

1059

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1)how to reduce the value of tan delta of trasformer and CB,bushing,CT&PT,CVT ? 2)how to reduce the resistance of CB contact and its operating time? 3)plz.....send me the project report on conditioning and monitoring of substation equipment on my email id (gusaiyogendra03@gmail.com)

2270

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What are the operation carried out in thermal power station?

1035

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