Answer Posted / rvg
Fire pumps are emergency equipment, and even if there is
earth leakage, it should work uninterrupted.
So ELCB's are not used with fire pumps as per NFPA norms
| Is This Answer Correct ? | 34 Yes | 1 No |
Post New Answer View All Answers
why single phase to grd test in HV cable?why not 2 phase at a time?
What is the settings of distance protection relay in 400 kv line
Explain how you decide what size of electrical wire do you need?
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
Can we use a absolute encoder to show rpm of a motor ? what about the condition when power is off ? what is difference if a incremental one is used ?abanirout@gmail.com
please send 5yearje solved papers on my email himmatsinghnathawat@gmail.com
How can a equal potential zone be carried out in conductors?
sir iam a 3rd yr eee student.no core company comes for recruitment to our college.my aim is to be placed in l and t.tell me the procedures.
As we know induction squirrel cage motor torque Directly praprortinal to applied voltage in star connection & delta also. If I connect 55KW Motor to DOL starter in load condition does motor withstand the load & what will be the current withdrawn ? motor will not fail ?
What is the function of interposing current transformer?
What's mean HVF & HAF in Vacuum Circuit Breaker?
What is the difference between electronic regulator and ordinary rheostat regulator for fans?
How will A Medium voltage circuit breaker(11 kV voltage level) operate under short circuit fault condition whether It is having short circuit release like Low voltage circuit breaker or relay should be given?
State kirchoff voltage law?
define the non synchoronism of synchoronous machine in general g or m??