a distribution transformer(3 phase)supplying 440volt per
phase.now suppose one of phase voltage(230volt) becomes
zero.what will be the cause ?
Answer Posted / ambai algates
if 1 phase open the unbalance current is flow through
neutral , so its exit the setting bkr trip .if there no
load you got 230v only in phase to open phase
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
two way ckt diagram can be drawn by how many ways? give diagram
What is the name of the winding to which supply is given?
why EMF IS INDUCED IN A CONDUCTOR WHEN FLUX LINKING WITH IT CHANGES ACCORDING TO FARADAYS LAW.
how to get bearing & winding temperature of an induction motor?
What happens if i apply 500V to 440V rotary Switch ?
can we conduct the swineburne's test on a dc series motor? why?
how we can set the IDMT relay.
What is inrush current? how can calculateit? what is the affect of it?
What is the need of generator relay panel
What kind of socket shall be provided for window type air conditioner with cooling capacity upto 18000 BTU/hr
how we decide scurt (disc) of insulator with respect to kv rating
what is the pre charge circuit,what will be work which function it will be use plz tell me
How RTCC panel is working and give single line diagram for RTCC with transformer?
fuel-air ratio in a petrol engine fitted with suction carburettor,operating with dirty air filter as compared to clean filter will be
Which device is used for the source of emission of electrons in a crt?