Difference between control junction box (cjb) and power junction box(pjb)?
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Is there is any hazard to insulation of 3hp motor 5 KV megger is used for it?
what is mcb
Why dont we get shock while testing for voltage with a line tester? How the bulb inside the tester glows while testing with tester coz we are totaly isolated from earth or we are not giving close path for the current to flow?
why C.T protection required for H.T.lines?
we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.
When geneartor is running in poor lagging side power factor its excitation current increases then it is running in improved lagging side.Kindly tell me when gen is running in leading side what will happen
what are the possible reaons & remedies if resistance of NGR getting heat up
no EB power DG is not starting?
On what basis no of earth pits are to be decided either for transformers or for equipment?
5. What is PMG in Alternators?
what is the minimum distance between substation wall and LT panel outer surface?
Draw a 230kv two-bus bar system showing the following. 1.Two generators (150MW) each connected through one 15.75/230KV transformers 2. 1 outgoing lines 3. Two 230/130 KV transformers 4. BUS PT's 5. CT