is it necessary to earth the rmu before cutting off the
transformer winding?if yes why?
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What is function for Load Bank test and why need to test.
in cvt,there are two windings,1a,1n and 2a,2n.in my one project i use only one winding i.e.1a,1n. the other winding is not in use, so i connect it in open delta and want to close it by ibsertibg thermal resistor. the output of cvt is 132kv/115/sqrt3. plesae tell me exact value of resistor, so i may close it to avoid the resonance phenomenin. send me answer on this email adress please. aetcon-po@aetcon.com
What is differential relay ? where it can be used?
1 Answers Scope International,
Which type of transformer is used for lighting loads?
how can we find a burden of potential transformer? what does it effects? how can we calculate rated load of it?
what is the function of short circuit maintenance ct and droop ct.
why should we place 9KV lightning arrestors in 11KV substation ?
Difference between stepper motor & induction motor.
What is the maximum breakdown voltage of 11KVA and 66 KVA power line and how it is calculated?
0 Answers Anglo Platinum, Narnarayan Electrical,
what are the effects when the frequency is decreased in any ac machine
Why in metering Ct for ammeters ct secondary side is grounded for each Ct but not in case of CBCT (Core balance current transformer)..kindly some1 highlights the reason..is it because net flux is zero?
what is earthed and inearthed cable or system?