N nidorage New member Location pakistan Nov 21, 2011 #1 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
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
M maghazadeh Senior Member Location Campbell CA Nov 21, 2011 #2 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 Click to expand... 400 / 5 = 80 this is your multiplier or 5 /400= 0.0125.
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 Click to expand... 400 / 5 = 80 this is your multiplier or 5 /400= 0.0125.
mivey Senior Member Nov 21, 2011 #3 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.
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.
