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?
1244What are IP protections used for electrical panels, JB, equipments installed in explosive zones like Petrochemicals, Oil & gas
1213In my 3 phase 4 wire electrical system N to earth voltage is 0.08 is it ok What is standard for it ?
1 1578What are the difference between normal application Transformer and Solar application Transformer?
1224What is the possible cause for failure of lightning arrestors in outdoor substation under normal condition
1252Post New Electrical Engineering Questions
What test must you do before powering up a circuit that you have been working on?
What is the function of NER and NET?
How to calculate the fuse rating depend upon the DC circuit?
How to calculate no of Lighning arrestors are required for protecting 50mX 50m*20m cubical building and locations of LA?
why the NGR (neutral grounding resistor) always OFF during DG off?
Explain the role of a car driver as one of a feedback mechanism.
What are the weight of 800KV DA,DB and DC type tower ?
1.What is captive power plant? 2.What is national grid?Give brief idea.
why we are not giving the zone 1 trip command to the master trip relay
Direction of flow of active power and reactive power with logic?
What is the unit of charge and current?
Which do you think is the most significant cause of energy loss in a factory?
what is the concept of directional power?
what could be the RMS value and average value of a 4 phase sine wave?
how to calculate the tarriff for an industry whose kva demand is 10 mva