What is the difference between ELCB and RCCB. Please define
the working of both.
Answer Posted / sanjay kumar
Earth leakage circuit breaker(ELCB) trips during leakage of
current from ckt. to earth.
Residual current circuit breaker(RCCB) will trip if
algebric sum of current is not be zero.
| Is This Answer Correct ? | 39 Yes | 4 No |
Post New Answer View All Answers
what is the current setting for different relay protection for transformer .
how to select overload-relay for perticular motor 1.for D.O.L. starter 2. for Star-delta starter ????
which cable is used for 15 Hp monoblock pump 3phase and service wire Distance is 210 feet please tell me cable size Armaured
what the Microsoft .NET framework is?
Can anyone provide with a SLD for HT panel installation for a 33KV line and distribution end has three 1.5MV transformers. Is it suitable to use OCB or VCB and also provide me the suitable rating and its connection diagram.
PLZ EXPLIN ABOUT CLASS PS CLASS CT .WHY THEY R DESINED AND FOR WHAT PURPOSE?WHY OTHER CT CANT BE USED AS PS CLASS CT? EXPLAIN IN SIMPLE LAUNGAGE IF POSSIBLE PLZ GIVE CIRCIT DIAGRAM?EMAIL-RAJ_SINGH_0376@SIFY.COM
how can get electrical "c" licence.i am complited in DEEE.PASSING YEAR OF 1993.WORKING IN PVT COCERN LT LINE.PLEASE ADVISE ME .CELL NO 9994786021
why occ characteristics curve in not tracing back when we are bringing back the rhoestat?
What are the different types of hydro schemes?
how can tell us the AC indoor or outdoor which Tr and formulls
what is the function of bearing in dc mchine" and where it is placed
what is the need of starter in tube light and what type of starter is used in that?
During Starter Panel Com missing I Found The Main Incomer 40Amp MCB 10KA Trip When Motor Change Star To Delta Motor Rating 20HP BUT When We Use Same MCB To Other Motor It Does Not trip Or What Is Necessaries for Star Delta Starter MCB SFU MPCB OR MCCB And What are The Breaking Capacity of MCCB in the Motor above 15HP
How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?
What are operating procudures & Safety precautions to be observed while operating OLTC in manual mode ?