Re: can you give main difference between ELCB 2pole And RCCB
2pole? And how this devices operated?
Answer Posted / sathish n p
ELCB= Earth leakage ckt breaker,
RCCB= Ressidual current ckt breaker
The functioning is same both gives protection against earth
leakge,, more over ELCB is replaced by RCCB in market.
| Is This Answer Correct ? | 13 Yes | 3 No |
Post New Answer View All Answers
what is the constructional difference between a power transformer and potentian transformer?
What facility we get after CT secondary earthing and how?
how to set the time in digital timer ?
If 22 KV HT line, Current transformer is 25/5 then how to calculate multiplying factor.
I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it?
what kinds of Transformer oil grade is better for power transformer ?
I have one ct of ratio 3000-2000/1 Amp its knee point voltage mentioned on name plate is 500-333/30mA-50mA at Vk/2. in secondary box there is three terminal named 1S1, 1S2, 1S3 then on which terminal obtained the knee point voltage ie 1S1-1S2 OR 1S1-1S3 & also specify the knee point voltage for the ratio 3000 from name plate.
what is the principle of the single phase energy meter? and,what is the advantages and disadvantages of single phase energy meter?
difference bewteen reverse current and alternating current
How convergengr of nr method is not dependent on selection of slack bus and how gauss siedel method depends?
11 kv input, 66 kv input advantages
how calculate the electrical load for industry and office
description about dry type transformers
How can we find out LT UG cable fault (size,from-4*25mm sqr to 4*300mm sqr)? How mani types UG cable faults?
what is the purpose of slope in the differential relay?why we are using two slope?but in busbar differential we are using only one slope.why?