Why Nutral CT rating for Earth Fault Protection of Transformer neutral shall be 20% of Full load Current of Transformer
Answer Posted / k.prakashchandra
To allow for unbalanced load.
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
although ckt breakers have taken the place of old fuse. But instead of it , these older ones are still used in the industries and homes ? why .... what are their advantages and disadvantages ? which one is leading and winning the race and competition ?
Why we are use dol starter up to 10 hp
I AM A ELECTRICAL PANEL BOARD DESIGN ENGINEER.IF I GO ANY INTERVIEW ,TECHNICALLY WHAT ARE QUESTIONS I WILL FACE FROM INTERVIEWER?
how can tell us the AC indoor or outdoor which Tr and formulls
Write the analogous electrical elements in force voltage analogy for the elements of mechanical translational system.
How to justify this statement ??? "Capacitors in series provide less capacitance but higher voltage breakdown rating for the combination"
physical identification of HT & LT panel
explain the Trip supervision circuit
power transmission pole used one support , that only for support or earthing
what are the 4 rules to start the motor?
what is the difference between oil surge relay and buchholz relay.
Explain and give examples about VCB?
Is there a diode made that works with AC 120 volt 20 amp? If so can it completely stop all current flow in 1 direction at all times?
is it possible to say motor horsepower number without seeing name plate(when name plate damaged)
How to protect a Dosing pumps/any sensitive equipment (single phase) from surge protection inside a food factory.