Why the resistance grounding (NGR) is better than Solid
grounding?
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If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?
What is mean by STUB protection?
Thermal withstand capability under full short circuit conditions, in terms of number of times of occurrence of short circuit and corresponding anticipated percentage reduction in transformer life.
can someone explain that how the speed of the protection system affects the fault level calculation?
what is the need of starter in tube light and what type of starter is used in that?
when will be the iocl interview results i faced interview on 8th september 2008 iam from electrical branch i faced interview for the post of electrical engineer??????????????????????//
Hello everyone, somebody knows what is a "surplice power" ? The hole phrase is: "This rating is appropriate for a generator set paralleled with an infinite bus e.g. a national electrical supply network or grid where the generator set is run at 100% load, 24 hours a day, 365 days a year and any surplice power is exported into the grid" Thanks in advance.
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?
Name two low frequency oscillators?
why we use single core 630mm2 cable for transformer secondary side
Compare salient pole and cylindrical rotor machines.
What are the disadvantages of hydropower?
we have provided 30 nos. relay contacts in panel.I want to know how do we do the numbering for the relay contacts as per any applicable standards
Can you explain about pole discrepancy scheme
Best way to measure the Soil resistance of rocky soil, three probe method and four probe method
