how ups works ? various parts of ups and working principle
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1) why a dg set shows variation of power factor and load when synchronised with other dgs? 2)Why the load sharing is not become equal in all dgs?. 3)When a dg set will not run on auto start?
What is the difference between AMF panel and DG Synchronization panel? please define the working of both the panels?
I am getting diesel genset 62 kv for my house In addition there are 6 meters of 11kv for the house Lift also being installed for house plot sise 200sq yds total 4 + 2 foloors I want to know how much earthing required how deep it should be
we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.
what is vch ?
what is the role of transistor in Circuit?
in case of OC+EF relay, how the burden is divided/calculated/shared by the CTs in case of normal (healthy condition) and during fault conditions.? three coils of OC & ef coil is conected in residual connection across the three CTS.
Is there any scope for an electrical engineer in MRF company......
what is allowable current flows from phase to ground with out tripping the breaker
hot water tank,top element 240v across,the bottom 120v across,why?
how to calculate the speed of a induction motor without using tacho meter?
Explain the operation of variable frequency transformer?