what is automatic voltage regulator and it is used?
Answer Posted / dhivagar
it is a device which is connected to OLTCof the
transformer.it sense the i/p voltage fro the source &tap
changing action will takes place according ti that i/p
| Is This Answer Correct ? | 5 Yes | 5 No |
Post New Answer View All Answers
What is A check, B check, C Check & D check for a diesel Generat
if two transformers are placed parallel & both have fault impedance of 50KA will it increase or decrease show example?
determine two methods to find loose connection in operational electrical system?
Any one who apply for Ferro Scrap Nigam Limited cn join with me at rajuhalder@indiatimes.com or 09669717028
Is it a better option to procure screw type air compressor rather than reciprocating air compressor?If so, what is the reason?How should we select an air compressor(100 CFM)? Please mention the important parameters of air compressor.
how to meas-our losses for L.T & H.T
if the motor rated speed is 950rpm. how to change the above rated speed? is it possible?
what will be the effect if you were using different brands of outlets?
Why is it prefer to initiate circuit breaker failure by "86" lockout relay not by "94" tripping relay ?!
Why in metering Ct for ammeters ct secondary side is grounded for each Ct but not in case of CBCT (Core balance current transformer)..kindly some1 highlights the reason..is it because net flux is zero?
Why are the laminations insulated from each other?
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...
where is core-type and shell-type construction suitable for transformers ?
what is excitation/
what is earth pit , how we can measured it, what earth rods reference