i have one transformer 1000kva, 11/.433kv. we are using 200/5 amp. ct unit for measuring purpose, & one 800 amp. V.C.B Unit for the same t/f operate, i wants to known the primary current of T/F is only 53 amp. why we used 800 amp. V.C.B ? & 200/5 amp. CT Unit.

4 Answers  

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can I connect step down transformer(25KvA,240V Phase to phase)to output of online UPS(15KvA,440V PHASE TO PHASE) Load connect to TRANSFORMER is 13KvA,240V PHASE TO PHASE. please brief if it is wrong

1 Answers   DRJ ARDE,

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long form of CT

3 Answers   MSETCL Maharashtra State Electricity Transmission Co Ltd,

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how to calculate the cable size

3 Answers  

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how does electrical train works and what type of motors are used to drive the train? which level of supply voltage is used?

22 Answers   Alstom, Infotech,

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Can you any explain about active,reactive and apparent power in power system with example.

1 Answers  

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What is boost transformer in railway??

2 Answers  

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what is the significance of 3.5 core cable? or what does this half core mean and why is it required?

5 Answers  

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Can we use shunt trip coil instead of trip coil with protection relay for protection?

0 Answers  

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What are the temperature elements?

0 Answers  

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Do you need any help with FEWA Electrical Supervisor exams?

0 Answers  

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Why we use Fuse in transformer in secondary side.Why we dont use fuse in primary side?

1 Answers   Care,

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