Why ELCB trip, when neutral touch with ground?
It is RCCB . when neutral touches the ground , a portion of
neutral current flows through the ground also,creating
current imbalance in RCCB
| Is This Answer Correct ? | 1 Yes | 0 No |
In Ferantti Effect Receiving end voltage is greater than sending end voltage but how it is possible. I know its all about charging current but give me some more detailed explaination?
All we know about T/R, Is it possible to make T/R primery singlr phase and secondery three phase,If it then how?... Need Description
Explain principle of Soft-starter & how its working???
why we not connect the 12 V batteries in parallel to get the more backup supply for an UPS ? wheter off line or on line UPS ?
What are the internal and external faults?
why we did not get shock by touching +ve OR -ve busbar (Which are going to supply cell voltage) of Rectifier- Tranformer in electrolysis plant?
Between educational qualification and practical work experience, give us a brief explanation on your practical experience in your past Endeavour that you performed well to the satisfaction of your past or present employer?
what is difference between start imitation and start interlock for 3 phase motor protection ?
respected sir, sir recentely i have applied for chennai and tiruvananthapur section enggineer and juniour engg in electrical dept. but still i donot get how i have to syart my preparation and also t the same time i donot know exactly what they r going to give in the examinations i mean which sections they r going to give i donot know exactly, can u prefer whichh books i have to follow and model papers or both boards
What is the formula of frequency ?
solar inverters was not connected to the nuteral link .this nutwral possible to any other systems
whats was the problem if neutral and earth got 2volt from the ups output
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