Answer / selvakumar.t

When generator breaker opened at full load. Subsequently the
generator prime mover will go to over speed.We can use place
the breaker between generator and transformer through bus
bar. Because transformer was transmitting the power only.

Answer / e.subhash

Not necessary, because generator is synchronising hence we need bus only.

Answer / pallab phukon

when a generator is disconnected from supply when it is
running at full speed,there will be mechanical vibration in
the rotor and may even break.so,if a generator should be
disconnected,we have to at first reduce the load.

The basis on which voltage selection of motor is done i.e. either HT or LT.

1 Answers   DAE,

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HI, I want to buy a new Xformer to my plant. what are the main parameter should I check ( Xformer rating is 16 MVA)

2 Answers  

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For Synchronisation of DG Sets Sometimes we people use NIC (Neutral Isolation Contactor) Instead of 4-pole ACB or any switchgerar..Please guide me why is it so????

4 Answers   Piramal Glass Limited,

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What are the parts in a inverter?

0 Answers  

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in india why 50 hz and 220 volt taken as standard rating for equipments whereas in US 100hz and 110v is consided as standard rating.is this method save power.

5 Answers   Wipro,

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wts d diff b/w C.T. & P.T.?

9 Answers  

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How to work to the x'mer as a induction motor?

1 Answers  

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IF TVM OF TRANSFORMER SHOWS POWER FACTOR ON 33 KV SIDE AS 0.97 LAGGING AND ON 132 KV SIDE IS 0.75 LEADING.IS THIS CORRECT.WHERE IS PROBLEM.

0 Answers  

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What is the exact load current needed for a place which has 100nos of bulb of each 100w?

2 Answers  

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how calculate the current faut level

2 Answers   ABB,

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how is working d.c amps meter?how to connect the dc ammeter inthe circuite?

2 Answers  

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can any one know is sbi interview based on merit or based on roll number

0 Answers  

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