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how we are measuring the winding temperature of the
transformer?
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How to calculate multiplication factor in kva example 500kva ans pls ?
After taking shutdown of 11kv feeder, if you see 5kv by phasing stick in the cable side, is it possible to close earth switch in cable.
th how could we differentiate between armoured copper and armoured aluminium cable what is the basic application? why we prefer the armoured copper as compared to armoured aluminium.
What is true sine wave or pure sine wave inverter?? Is it sine wave or step wave?? If it is step wave, waves with how much step is considered as pure sine wave? Is it possible to produce pure sinewave using power electronics?
what is the reason for indication of light in the earth lamps of main switchboard.if there is an earth why does one lamp get dim and the other two bright.
We have 90mX100m hangar with 16 no.of supporting pillar. It is required to provide power supply on all pillars. what is suggested earthing scheme for hangars.
can any tell me why slope 40% and 80% is calculated in differential protection?
Which motor is 3.3 or 11kV more reliable, in terms of efficeancy,maintenance, reliability.
What is the different between conventional MCC and intelligent MCC? Common controller or controller for each bucket
Transformer diagram mention each parts ?
Which type of questions well asked. ?
What is meant by full pitched winding?
Meter p.t. ratio= 3×230/400 , c.t.ratio = 3×1 (2) A what is m.f.
in my industry we are using 3 step up transformers for induction heaters..i.e 415/580v and other are 11/440v.in power consumption does a step trnsformer makes any difference compared to step up?? plz explain
What should be the values of settling time, peak time, steady state error, overshoot, rise time, MPOS (Maximum percent over shoot) to keep the system in transient state, to keep the system in steady state ?
