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.
what is the grounding Calculation formula? spouse i want to
provide grounding to 3phase 18kw motor or i want to provide
ground to 3phase 10kva dry type transformere or you give me
any exemple......
Thanks.
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