Answer Posted / debaroon ray
Relay is a protective device that detects the fault and
initiate the operation of circuit breaker to isolate the
defective circuit from the rest of the system.
| Is This Answer Correct ? | 5 Yes | 4 No |
Post New Answer View All Answers
Why synchorised generators are used for the production of electricity?
temp of cast resin 1500kva tx formerwent up to 138.c but came down very fast to about 100.c within 20 mins when load was reduced from 70% to 60%
how to synchronize 3 phase slip ring induction motors of different ratings.
In Dyn11 power transformer if any one of the 3 phases connected to earth in star connected side then please explain effect of the current flow in delta connected side of transformer.(In this case if one phase is shorted to ground in star connected side then we observe the current flow in two phases only not three phases in delta connected primary side. Please explain why it is so?)
Can anybody post questions asked in Engineers India Limited Interview? Thanks in advance.
What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?
how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?
Merits & Demarits of Oil circuit & Air circuit breakers ?
what kind of quetions will ask in BHEL in interview? Plz help me?
What is voltage ratio of a transformer?
any body,pls tell me how to done relay coordination ? how to coordinate by TCC curve?how to read the tcc curve?
How to assume answer to electrical questions
I want to put this query to SENIOR & EXPERIENCED ELECTRICAL ENGINEERS. 1)I want to know about the control circuit diagrams for control panels. I found it difficult to understand. Is there ant booklet through which we can learn the circuit diagrams? 2)I want to learn about conduiting, laying cables, preparing cable schedules and various techniques which is the part of building infrastucture(construction field). I don't have any experience in this area. I have experience in control panels only. that's why i am not getting any opening in building infrastucture (construction field).Can I get the job in this field as Trainee Engineer? How to enter this field? I need job in PUNE
There are Two questions about Steam Turbine Generator... What is HRSG bypass of LP, HP used for in power generation? In particualar, in the event that fault of HP bypass, there would be STG TRIP in operation but none on the LP bypass fault...what's the reason ?
what is control supply rating of a machine