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

what percent do you derate your copper wire when you change from copper buss to copper wire

2045


sir, i'm preparing for hpcl exam officer trainee pls tell me how the exam ques paper pls pls

2299


Dear sir my name Ankit i m Diploma holder present working in Welspun Corp ltd Anjar as Asst.engg (salary 14400/month ctc) i Would like to change my company also i have selected in ford India pvt ltd Sanand as trainee Tech with salary 12000/month so please suggest me for changing my job hope for *ve response

2975


What is ramp signal?

1164


what is mean by PIR in circuitbreaker and give me detail of that?

3575


how can we find thae value of capacitor for single phase motor. what is difference between starting capacitor and running capacitor.

2436


DEAR SIR/MADAM,CLEARLY EXPLAIN ABOUT CRAWLING AND COGGING EFFECTS IN INDUCTION MOTOR.

2027


clarify types of motor operated valves and advantages

1955


list the advantages of RCCB over other circuit breakers?

1757


What is Long rod insulator and it's applications..? merits over the disc insulator ..?

1979


What is the Current equation in series RLC circuits.

1110


A cotter joint is generally used to transmit

1309


HOW TO CALCULATE S/C,O/C,E/F OF ACB.

2629


What is the difference between single point and double point bonding. please kindly detail about bonding of cables.

2512


71ohm,111ohm,95ohm,179ohm in calculate the total ohm in series circuit

1736