What is Rough Balance Busbar Protection1 4317
When both contractor star & delta is hold in star delta motor ?? So what happen in this case ??1 1392
How do we calculate transformer oil in liter from the rating of the transformer.
if flux and load static in dc motor and supply voltage increases 20% then what happened in speed1291
How to calculate loses in transformer of 160 KVA ?
Shall we use Dyn1 transformer in place of Dyn11 for motor application as a distribution transformer1 1905
From reading, Under voltage relay used also as phase sequence relay now, Why I use under voltage and phase sequence relay in the same circuit (ATS)?1148
What is the permissible limit of shaft voltage for 6.6 KV motors ? Why? Is there any standard is available?1756
In what situations relays are used in Circuit breaker? In Above what rating of Circuit breaker the relays are used? Why relays are not used for CB like MCB?1087
How relay coordination has to be done? what are the inputs are required for this? Please explain this with calculation method?1162
Now I inject 1kv DC supply r&y=??? R&Y=?? Y&B=?? B&R=???? RYB&N=??? RYBN&E=????? Minimum value====???????1 1924
What will happen if the rotor circuit of a slipring I.M. is kept open & electric supply is given to its stator winding.2 5540
What is 11 N1 and 12 N2 in single phase Transformer ?
How to test lightning Arrester?
What is the drawback of class b amplifier? How is this minimized?
what is the difference between unarmoured & Flexible cable? How to identified?
How will you justify IR value and Charging voltage of any motor,transformer and Cables.......???? . . . . . . . . Plz tell me any body Baljeet Singh, email@example.com
Alternator rotor earth fault relay circuit
I have finish diploma electronics and five years experience in electrical field in ht service how can i get c licensce or other electrical certificate
Dear All, I am new in construction company , my boss ask a question at time of interview , If we have 60MW generation and Single Power Transformer step-up we have. if CMR 50/60MVA , ONAN, ONAF respectively , is it sufficient or not ? for that much power to transfer,
What is the working principle of CFL & T5 tube light & 40W tube light with electronic ballast?
Cables Construction hi friends, 0.6/1/1.2 kV LV , DC and Control cables are concentric copper conductor what does its means and what is the use of concentric copper conductor,and are this with copper tape shield or copper screening, ? thanks
how many Classification of fire extinguisher
why capacitive load is not used in routine life????any reason is there ??????
HOW TO CALLICULATE RESITENCE,REACTANCE AND IMPEDENCE VOLTGE OF TRANSFORMER 13.33 KVA 144/240 VOLTS 93/56 A WITH FORMULA
what are the possible reaons & remedies if resistance of NGR getting heat up
how can tell us the AC indoor or outdoor which Tr and formulls