why the power factor is low at no load?
Because at no load, the only significant current component is Excitation current which is 90 degree out of phase with the supply voltage. Since pf = cos(@) and @ is around 90 here, power factor is very low.
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How many turns are there in primary winding? (In Transformer)
can we use 400w coke instead of 250w choke in 250w fittings
Why we find the sensitivity for the CT's to check?
1.dg on load alarm/stop alarm... 2.dg on load. piu alarm alarm kaise chek krte hai
in 3phase 50kva dg what is the full load current for single phase laod
which meter used to measure a flus
how we calculate electrical load on a building according to area?
1hp= how much rpm
static chagre
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What are various modes for Mechanical interlocking of breakers (for both MCCBs & ACBs)
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