Ratings of power transformer,Distribution transformer.

1610

can any one tell me about the Extra low voltage systems?From where we give supply to these type of systems??

1918

In electrical what is earth(ground)connection, wht is the importance of it, why it is recomended to maitain below 3VAC between Neutral and earthspecially in PLC used machines?

2215

generally in LT and MV motors we are using 3.5Coresx16,25,35,50 etc cable for supply.although motors is earthed at two point and having all protection.then why we are using that 1/2 core for earthing the motors.while in HT cable we are using only 3core cable for motor supply.generally lt and mv motors are delta connected and ht motors having star connection.whethere it is having any relation with winding connection( star or delta).all motors i am talking about are dol only.can anybody solve my confusion.thanks...

1921

What must be the distance between the Earth pit which are grounded from two different sources. Example: Distance between the earth pit for LV Panel-1 & 2

2076

What is T’Q and X’Q and X’D ? and what is saturated as well as unsaturated ?

1785

can anyone explain 11kV 3core cable megger,hi pot test procedure with connection details?

3274

what are the pecularity of shaver sockets ?

1920

Classify drilling machines.

1162

why Y CONNECTION IS BETTER INTERMS OF EFFICIENCY AND P.F FOR A LAOD LESS THAN 40% AND WHY AFTER DELTA IS BETTER FOR > 40%

1950

How to calculate VCB rating for 33KV ,25 MW Power line?

1750

what is RFCT and Insulgard Relay & It's function?

2191

How many types of losses occur in a transformer?

1160

What are the Full Forms of TVM, MTL, CVT ?

1434

I meggared my 2c*70 sq mm AL AR XLPE cable. its one end show 50 M ohm . is my cable is safe for laying. I have only one phase and neutral.

1882