suppose a fan is running with phase and neutral. if its neural
is touched to body. then fan get stopped. if this fan is
connected to phase and ground supply..then why it runs?
in the directional overcurrent and earthfault protection,normally we are setting the angle 45 deg lead for phase fault overcurrent and -45 deg lead for earthfault fro forward direction.but both the fault are operating on the same angle region only.why?how the relay will response?
Sir, plz tell me how droop setting is done in parellel operation od DG set ? please give practical example ?
What is the function of the generator exciter?
What will happen if " not connecting the neutral point to ground of diesel generator output (380 V)", also if someone touched one phase without isolation from ground during the A/M condition what will happen to him?
which is chemical used as in ro water what is difference betweeen multi grade filter&dual media filter
what is a relay?
what is active network?
what is the harmonics? which harmonics(fundamental and reference) is suitable for calculating capacitor bank and Active filter and passive filter? what is the 1st 2nd 3rd 4th 5th harmonics and effects?
what is anode and cathode??
how kva rating of transformer is calculated.
6 Answers Fluor Daniel, Siemens,
If a rotary UPS is in line through grid power; What would be the impact on Power Factor if the load through rotary ups is 25% , 50% , 75% & 100%. Will the power factor reduce with less load?
why we did not get shock by touching nuetral of any single phase supply of a electrical equipement?
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