Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

I am an electrical power engineer and arranged power system
for a data center, I installed MCB, ELCB and erthing system
TN-C-S.
But some times several ELCBs Disconnect circuits at the
same time! what may be the reason? (the ELCBs are 25A ,30mA)

Answer Posted / prakash veer singh

Dear Mahdi
Some Current is leakege in earth form circuit and
equepment . so your ELCB was trip.so frist check the all
circuit .
you are using TN-C-S earthing .in this common earth use
for nutral and grounding .
I suggested you for use TN-S type earthing .

Is This Answer Correct ?    0 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Transmission through a short line depends on

2220


Control cables in S's will carry 1000v which is AC R DC? Pls answer meĀ 

2124


we have a rewind motor of 2Hp,2800Rpm, 220Volt AC. how can we choose the running capacitor for this motor, any formula for that?

1886


what is allowable ac mixing in dc

2065


please send the IS strandard for electrical to sakthi_murugan86@yahoo.co.in

2235


what are the differant std sizes of cable trenches?

2013


Is it possible to make a 5P10/ CT Ratio 50/1A Burden 5VA

1697


why Lightening Arrester Probe sharp at Top of telecom tower.

1521


Assuming that a dedicated neutral earthing transformer is provided for each GT generator, when the two generators are running in parallel, has consideration been given that the earth fault current from one generator stator winding be split between the two neutral earthing transformers? If so, what adverse impact will this have on the operation of the 59N and 27TN devices?

1625


Please, if 1kw is equal to 1.25kva; how then do I know how many kva in 7.5kw?

1631


What is the tube exial fan?

2183


Basic motor transformer generator

1444


What is the difference between electronic regulator and ordinary electrical rheostat regulator for fans?

1074


what is the voltages using in movie theaters??? why ??why not other??

2259


What is the important precuations need tocarried out while working with Electrolite in Battery PM?

1871