multiplying facyor

[nidorage]

of CT ratio of 11 kv VCB is 400/5 than what how we will calculate the multiplying factor to calculate the units from electronic meter

 

[maghazadeh]

nidorage
multiplying facyor

of CT ratio of 11 kv VCB is 400/5 than what how we will calculate the multiplying factor to calculate the units from electronic meter

400 / 5 = 80 this is your multiplier or 5 /400= 0.0125.

 

[mivey]

In case you ever have a PT, the multiplier is always the CT ratio times the PT ratio (assuming standard metering).

Add: with an 11 kV breaker, there will be a PT somewhere.