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in house wiring when two wires are same colour coding and there is no any connection one end how to find which wire is earthing wire
1 4947I have 150/1A Rating CT Suppose if i inject 15A in CT " Secondary" means what will happen ??????
1 2467I have 1500/1A CT If i connect this CT in 6.6KV bus bar means what will be the voltage present in CT?
2007why should the lowest unit of a testing transformer ( cascaded transformer ) have higher power rating??
TCS,
23091.why are not using acb 33kv ht side? is there any problem 2.what is difference between acb,vcb,sf6 breackers? 3.what is the function of invertor and convertor in ups?
L&T,
2149what the reson to use phase shift( angle) like (dyn11,Dd5 or Dy0)are usedin power and transsmison line
1 4941Post New Electrical Engineering Questions
Whether the vacuum contactor requires Short circuit protection?If No,why?
Is it a better option to procure screw type air compressor rather than reciprocating air compressor?If so, what is the reason?How should we select an air compressor(100 CFM)? Please mention the important parameters of air compressor.
what is dry and wet frequency withstand voltage? why & where it is used??
if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer
According to conduit size which size wiring & how many wires can we provide wires in conduit & how can we select conduit size accordingly?
What should be the protection scheme for a 15kw, 3-phase motor working in a lathe machine.
i need to now what will be the cable size to the following load, transformer to distribution panel distance 110m, load 1000kw, voltage 400v, pf 0.85, permissible voltage drop 2.0%, overhead line, atmospheric temperature 35 degree c.
If a surge divertor is required to be protected by 32 amp C Curve Circuit breaker does this limit the amount of protection from surges that you will acheive
How a capacitor discharge weld power supply works? what is the use of a pulse transformer?
sir vizag steel ka junior trainee ka paper kitne number ka ayega
How to reduce the static electricity producing in solvent room? By P.D.Patil BioCon
In PFI plant one stage capacitor connection is directly connected(with out megnetic contact controll). but why?
what is negative d.c. voltage, why this voltage is used in base transciever station.
What is the rotor frequency of 10 Hp 1440 RPM 50HZ 415V ?
Please send 110 kv sb station full single line drawing(sld)
