What is min and max voltage between earth and neutral/phase
if it perfect earthing?
Answer Posted / suresh
voltage bw earth and nuetral is 100 to 200 milli volts if
it is perfect earthing
voltage b/w phase and earth is 230 volt for all phases
voltage b/w phase and neutral is varied from 220 to 230 v
it depends up on the phase balance conditions
Is This Answer Correct ? | 303 Yes | 63 No |
Post New Answer View All Answers
what is the difference between "Rotary bypass isolation switch and Normal bypass switch" pls share indepth techs?
what r substations?what r there work?why voltages r incresed and then reduced during distribution of power
HOW TO WRITE A QUENTION ANSWER? I MEAN SHORT OR LENGHTHY ? OR FROM THE BOOK AS BOOK..... SOME TIME WE GIVE A ANS FROM THE BOOK AS LIKE BOOK ND WE GET MINIMUM 60% MARKS OR MORE THEN....... THEN HOW TO FILL THE Q-PAPER?
If we impress a dc voltage of 230 V on an unloaded 230 V, 50 Hz transformer it wi A give high secondary voltage B burn out C give secondary voltage as per K D none of these
What is routh hurwitz stability criterion?
why various test are performed on electrical panels & power cables before commissioning on site & what are these test???
The capacitive reactance of a capacitor of 1/(2(PI)) F at 10^3 H is
can we synchronize star system generators with delta system generators?
in basic 2 phase will short means tripping the power but spot welding 2 phase shorting but not tripping it will welded why.....(Q)
How to Preparation of online test
solar inverters was not connected to the nuteral link .this nutwral possible to any other systems
advantages and disadvantages of inverse definite minimum time RELAY
Explain Random and Deterministic signals?
how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?
i am going to attaned the engineer (disign)iterview at HAL please give me duid line