what does happen if generator frequency fall in running
condition & what should require immediately
Answer Posted / siva rao
the emf induced in alternator will reduced to very low value
and the generator will not serve any load.if the frequency
will fall to a lower value the excitation of the generator
must be increased.
Is This Answer Correct ? | 4 Yes | 2 No |
Post New Answer View All Answers
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...
What is inrush current?
What is 11 N1 and 12 N2 in single phase Transformer ?
How CFL &T5 tube light glows?
What is the difference between the relay and the circuit breaker?
At full load wat is the motor p.f And at no load will is the motor p.f?
How to Prepare preventive maintenance shedule of machine tool.
what is the safety of voltage power transformer(2250KVA0
I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.
what is the use of sdf?
TCS IS IT COMPANY THEN WHY DO THEY NEED ELECTRICAL &ELECTRONICS ENGINEERS?
what is spadar bar .why I use in DC generator.
what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks
Why LED light has advantage of rapid reflection ,although other lights alse reflect.? and this light is considered to be best for transmission usage in case of Free optics
What is the difference between the impedance percent and impedance voltage ?