In a 3 phase 4-wire system. For a 3.5 core cable if all loads are single phase and balanced, what will be neutral current? will it be sum of all phase currents? Or it will be zero? And if loads are unbalanced what will be neutral current?
1242What are IP protections used for electrical panels, JB, equipments installed in explosive zones like Petrochemicals, Oil & gas
1209In my 3 phase 4 wire electrical system N to earth voltage is 0.08 is it ok What is standard for it ?
1 1575What are the difference between normal application Transformer and Solar application Transformer?
1223What is the possible cause for failure of lightning arrestors in outdoor substation under normal condition
1247Post New Electrical Engineering Questions
how we can find of current direction(supply comming/out going direction) when a transmission line passing through sides.
is IS says that neutral should be brought to switch box. and this one is a recomended practice
how to measure dc earth leakage current?
Why does curving the pole faces in a dc machine contributes to a smoother dc output voltage from it?
what happens to the water pump if ground water level is slowly decreasing?our water pump is varying from no-load full-load due to this problem
How harmonic block test are conducted on relays ( Siemens,Areva ect )power transformer using omicron kit?
how does it help for selection of a transformer.
what's the exact magnitude of current, flows through Neutral?
What is q factor?
any application of back emf
what are the accessories need to be added while doing estimation for the following: 1.MCCB 2.MCB 3.ACB
in a silicon diode we can measure .7v in a voltmeter.but why we can't use this voltage for using?
how the synchronizing is obtained at bus couplers in grid substation? (because there we cannot change the frequency in one of transmission lines like in generator synchronization)
Please tell me the formulaes while designing a substation for power Calculations in designing a 33 KV Substation?????
What is the minimum distance to be maintained in between HT panel and LT panel and Instrument panel as per IEC and NEC standards?