transformer 3 ph, 225 kva pri 480v, sec 208v. primary
neutral connected to system, is secondary neutral to be
grounded and how
how can we solve the RMS value of alternative Qnty is .707 , explain detail .
Why the ratation of fan is anticlockwise all over the world?
what is the meaning of impedance protected in instrument cooling fan
three phase 180kva diesel generator can take how much load in amp and what is formula to get this?
what is EIB lighting control system? what is the advantages of this system?
What is the function of restraining coil in differential relay? as well as restraining current?
Why power genaration in India is at 50HZ while America its 60HZ
Can we parallel two grid with different incoming voltage. Ex.let say one grid is 132kv and another is 220kv.
why 5kW motor becomes unbalance if its relay trip 1st time and its set value is 7.0 A
please explain how to do 'pole drop test' on generator?
What is the effect of impedance on the heat losses in case of AC system??? Does heat losses really depends on the impedance or depends only on resistive component only..??
I have 150/1A Rating CT Suppose if i inject 15A in CT " Secondary" means what will happen ??????
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