Answer / naveen

rheostat

What is the minimum value of hfe for the oscillations in transistorized rc phase shift oscillator?

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hi can any body send me syllabus of rrb electrical section engg... and past pepar also of any board...

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What are the advantages of vscf wind electrical system?

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Sir,In our company there are 3 caterpillar make(capacity:(1) 3.3KV,2.5MW(2)3.3KV,2.5MW & (3)3.3KV,1.9MW) & 1 deutz make (capacity:11KV,3.8MW)gas engines utilised,all are running in paralell. There are three transformer utilised,(1) 6.25MVA,3.3KV/22KV,Impedence voltage:6.7% used for two generator,both are 2.5MW(2)5.5MVA,3.3KV/22KV,Impedence voltage:7.2% used for one generator of 2.5MW & (3) 5.5MVA,11KV/22KV,Impedence voltage:7.8% used for one generator of 2.5MW.all generator breakers capacity of 1250Amps. Sir,I want the details of fault level calculation of generator,transformer individually & for whole system. If you require any information from me.feel free for contact me sir.pl.send the answer of my question as the earliest as possible.

0 Answers   Piramal Healthcare,

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How select ELCB for 32amp. socket having quantity 12Nos. We have to do this wiring in PLANT. Please Also explain the incoming cable specification.

0 Answers   Gulf Industrial Services Company GISCO,

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what are the protections in 132 kv class electrical systems.....? hw u define that in elctrical terms..? . . .pls answr

2 Answers   ABB,

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what is the meaning for va and how it is generated

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An input device is interfaced with Intel 8085A microprocessor as memory mapped I/O.The address of the device is 2500H.In order to input data from the device to accumulator,the sequence of instruction will be

1 Answers   GATE,

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induction motor. we have a three phase supply from diffrent source like R= transformer. Y = DG sets. B = ups. if motor is runing.

4 Answers   Birla,

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explain all the classes with example

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what is onan, onaf, ofan, ofaf in transformer?

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how to calculate the knee point voltage of current transformer?

2 Answers  

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