what is the effect of connecting three phase supply lines to three phase auto transformer output terminals through a fuse of 10Amp and a circuit breaker (MCB). Is this connection permanently destroy the transformer?
Electrical Engineering 1471
Question { 9488 }
I want Primary side delta and Sec side Star connection
transformer . but i have received Star - Star
transformer ,shall i use the same transformer by giving the
only 3 ph on Primary side without Neutral connection on the
Starpoint.
Answer
Is This Answer Correct ? | 3 Yes | 7 No |
Question { 6447 }
Upto what extent, the lagging power factor can be improved
with the help of capacitors?
Answer
Is This Answer Correct ? | 2 Yes | 2 No |
On what factors the generating voltage depends ?
Generating voltage are (3.3kV, 6.6KV , 11KV, 13.8kV) Why so ?
Answer
Is This Answer Correct ? | 14 Yes | 4 No |
what is the suitable voltage of transmission line to
transmit 10000w power through 250 km.
(a)11kv
(b)33kv
(c)66kv
(d)132kv
]and please tell me whats the logic behind it
Answer
Is This Answer Correct ? | 3 Yes | 16 No |
in three pin pluge there three pins one is phase and second
is earth third is nutral why nutral high diameter compare
with phase and earth
Answer
Is This Answer Correct ? | 7 Yes | 3 No |
what are frequency changers ? Tell me about commertially
availble frequency changers ?
Answer
Is This Answer Correct ? | 8 Yes | 0 No |
Question { ReasonSoft, 13297 }
How to calculate the load loss and no load losses of the
power Transformer?
i am having the following details :
full load ct : in AMP HV :1676 ; LV:31.5 1800 KVA ;33KV/620
V for wind mill applications
Answer
Is This Answer Correct ? | 12 Yes | 9 No |
Question { 7069 }
To check the earth condition (In plug points); the voltage
between earth and Neutral is in below 5 volts. Is it
correct
Answer
Is This Answer Correct ? | 1 Yes | 4 No |