Why in a three pin plug the earth pin is thicker and longer
than the other pins?
Answer Posted / vasanthakumar
the earth pin must be thicker than the other pins because
the leakage current or short circuit current passes through
the earth pin will 5 to 10 times higher than the phase
current....
| Is This Answer Correct ? | 175 Yes | 32 No |
Post New Answer View All Answers
What fomula is used to calculate: 1. rated frequency withstand voltage, and 2. rated lightning impulse withstand voltage.
what is saturation kit?which use above 15 kw motors panel side.
how to calculate the fault in substation
May I know how much values to be set for earth fault, over current and short circuit values at 11kv side? I have 11kv van 1250amps rating. Present it's taking load 80amps?
Name of the relay of low lub oil presuure in DG sets
what is the difference between electrical and electronic choke?
Dear friends, i would like to know that what is the exact function of 'exciter winding' & 'aux winding' in Alternator?
Dear Sir I am living in Jaipur Rajasthan now I did complete my b tech degree in electrical engineering in 2012 Sir how I gate certificate of competency for electrical supervisor
Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?
What is boucholz relay and the significance of it in to the trformer?
Why do power lines not short out when they fall into water?
what is upper impedance and lower impedance of a distance relay
what is your aim
What is Negative Potential Bias
Is there any standard guidelines/Criteria to design NGR/NGT.?