Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / ashokreddy r
relay is a sensing device.
when the fault occurs more current flows thro the relay coil
produces sufficient field to attract circuit breaker
contacts,so that ckt is opened
| Is This Answer Correct ? | 2 Yes | 2 No |
Post New Answer View All Answers
Please explain me about Relay curves and their sources to read ?
is the value of inductance depends upon the evalue of thitha in doubly excited machine?
in dc series motor if field wdg is shorted then
im electrical engineer, could any one help me for FEWA exam questions please ?
What is the working principle of MIG welding? and its out put Voltage?
Explain the role of a car driver as one of a feedback mechanism.
what is a types of short circuit and what is a types of distance protection tests
Transformer diagram mention each parts ?
what is the differencce inn series and cascade connection??
What are the advantages and disadvantages of closed-loop control system?
What are the types of power in electrical power?
what is ps impedance test
how the phase convertor changes the no. of phases
If only R Phase is connected in 2 pole elcb, n is not connected than it will work or not in ground fault.
what is the maximum permissible limit value of leakage current and leakage counter reading to replace lightining arrester?
