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why lightning arrestor are made by 2 stack of insulator but why cvt are fully 1 stack of insulator.
1 4235How to identify the start and end of 3phase 12 lead motor if U1, U2, etc numberings are lost or erased.
2215what is the working principle of energy saver control panel. please give the complete calculation & theory.
2542For what purpose an AVR in generator sensing generator output voltage?and how the sensing is done by AVR?
3 9186Is it possible to measure correct value of earth resistance & cable insulation ristance with out disconncting earth lead & both sides of cable ends? If not, any other method to measure ER & CIR with out disconneting from the system.
HAL,
2161Is it possible to use AC supply insted of DC supply in trip coil operation? if not, why?
HAL,
5 7839How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?
HAL,
2200Post New Electrical Engineering Questions
Discribe type of fault in DOL and stardelta startor.
why we not used 11kva as a direct our electrnics component.
Difference between ac parallel circuit and ac series circuit?
if two transformers are placed parallel & both have fault impedance of 50KA will it increase or decrease show example?
How to calculate Temp from Resister from PT100 equation,
Describe the colour rendering properties of i) tungsten filament lamps ii) tubular fluorescent lamp
What is meant by turbo alternators?
if voltage bt phase & nutral is 38v in a panel board . whats the root cause.
what is allowable ac mixing in dc
why voltage form factor of PT are increase , when it is ecpected heigher spikes in system. how it is calculated.
What is the real function of reverse power relay in generator panel while syncronising?
what is the difference b/w ATS and HTS?
electrical
What is the difference between earth fault protection of motor feeder with CBCT and Without CBCT ?
if main CT is of ratio 50/5, and meter CT is -/5 what will be overall multiplying factor of meter.PT is 11000/110 .
