Answer / rajesh

Air circuit breakers can be used for LT (415V). For higher
voltages (27.5KV etc. encountered in the railway
use),Vacuum circuit breaker is needed.

Answer / aditya dash

air circuitbreaker

what is the effect of PF on alternator sizing?

2 Answers   Siemens,

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what is mean by amf

4 Answers   Siemens,

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working of diesel generator ?

0 Answers  

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how to compare with Relay settings for HT&LT panels, RMU panel, and PSS CSS transformer?? 1) Load amps, 2)Tripping time, 3) CT ratio, 4)Cable size 5) Transformer KVA rating 6) transformer full load amps

0 Answers  

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If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a campus site?

2 Answers  

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what happen if the load connected to the induction motor is taken away? the same question for synchoronous generator in synch i think that the the exitation voltage will appear on the terminal only if so plz answer me

0 Answers   Escorts,

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what is frequency? and its importance

3 Answers  

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which plant has high load factor

10 Answers   APTransco,

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what is the meaning of the HT LT transformer?

10 Answers   Sify,

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what are the merits and demerits of synchronous motor over an induction motor...??

5 Answers   NTPC,

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Why air circuit breaker off due to power failure?

0 Answers  

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In an alternator running with a balanced zero p.f. lagging load, phase differernc between the resultant armature flux and main field flux is always____? options is 180 degree....why?? explain.

1 Answers   BREB,

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