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i have install 750 kva distribution transformer at my site and want to do neutral earthing. what calculations should i follow to determine earthing conductor material and size?
MTDC,
2060why shoud in High tension cable( above11KV etc.,)a semiconducting material coating will be there on insulation?
1 3459If we increases the %impedance of Transformer then price of Transformer will increases or decreases.
1 3727i have DEEE certificate in vinyaka misson unive rsity. is a INGNO if possible get the electrical C licences in Tamil nadu?
2186We know that primary transmission is done to reduce current so that i^2*r loss could be minimised but according to ohm's law v is directly proportional to i,which indirectly means higher potential difference means larger current?so how the current is minimised in high power transmission line??
2 5702how to calculate busbar size? ex:11000kva main what is the busbar size ?and how to select the correct one
4 9199explain about the electrification in the Indian Railways? ie., how the power is taken and used to drive the train? explain with the block diagram??
1 4692Post New Electrical Engineering Questions
What willbe change in programming when we use 5/3 solenoid inplace of 5/2 in operating of a cylinder?
formula for calculation of switchgears(i.e. contactor, fuse, cb, relay etc.), if load current is given?
What is gross error?
what is meant by IGBT how they differ from tyristor ?
what are carbondioxide and dcp used in fire extinguishers
Name one of major transformer company in KSA ?
Why space heater is required for each verical bus bar chamber? if one space heater is adequate or not for anti condensation?
1.why should we connect the measuring instruments in l.v side in short circuit test of a transformer? 2.why the power factor is less in open circuit test of a transformer?
what are the reasons of CT circuit faulty in busbar protection scheme?
What is the type of earth fault protection used in battery? explain.
How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).
what is the meaning of vcc
what will happen reduce the transformer voltage from 415v to 406v, is it save the energy,? are this methodis good to reduce the energy.?
I AM A ELECTRICAL PANEL BOARD DESIGN ENGINEER.IF I GO ANY INTERVIEW ,TECHNICALLY WHAT ARE QUESTIONS I WILL FACE FROM INTERVIEWER?
What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.
