How can calculate HT side VCB? For example I have 1250 KVA load what will be HT

How can calculate HT side VCB? For example I have 1250 KVA
load what will be HT side VCB Amp.range and what size XLPE
cable I use for HT side.

Question Posted / milonkhan_ba

2 Answers
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How can calculate HT side VCB? For example I have 1250 KVA load what will be HT side VCB Amp.range..

Answer / owais

dear first u do calculate you load in watt and then u do
find amp with the help of voltage in the end u have total
amp and your breaker 20% extra

Is This Answer Correct ?

13 Yes

6 No

How can calculate HT side VCB? For example I have 1250 KVA load what will be HT side VCB Amp.range..

Answer / r k choudhary

first u have to know the input voltage then calculate the
ampere. then suggest the VCB standard rating as per
manufacturer.

Is This Answer Correct ?

8 Yes

3 No

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