Answer Posted / abhishek sharma
To save copper in tems of money because in star connection
phase vol = line voltage / root three
and to protect generator form earth fault eseily and more
effective by provide generator neautral earhing via
neautral or star point
| Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
how to make an earthing certificate
what will happen if the prime mover on the field excitation of the on-coming generator fails?Explain.
what is the difference between droop mode and ischnorous mode in thermal powerplant?
why transformer ratings in kva? & DG ratings in kva? & Motor ratings in kw/HP?
How one may guess the direction from which the distribution line is incoming if there is no pole plate on poles?
What are the advantages of nichols chart?
HOW TO CALCULATE ELECTRICAL, MECHANICAL,& OVERALL EFICIENCY OF GAS ENGINE POWER PLANT
give me applications of sequence bridges . (used in 3 phase un balanced systems)
What are the different losses In a de mac1une'! t.xplam
Explain what is electric traction?
The SFC of an engine is 0.25 kg/kW hr. when the fuel used has a calorific value of 36000 kJ/kg. the thermal efficiency of the engine is
When distance between two pulleys is not fixed, the tension of belt is adjusted by a) driver shaft b) driven shaft c) adjustment screw d) belt
How will polarity test of Dy5 Transformer ?
i am going to correct power factor of 1600kw induction motor,when i calculate capacitance of capacitor it is three time more in star connection than delta. if motor is star connected which connection i shall adopt for capacitors and reason for adopt this connection
Define norton equivalent circuit?