What is the function of earthfault relay?

Answer Posted / c.venkatesan

1.the earth fault relay funtion is to senses and derived
the current from phase to earth fault


depands upon the ct connections used in the scheme
the earth fault relays are classified
1.residual earth fault
2.stand by earth fault
3.restricted earth fault
4.senstive earth fault
all will be derived the input currents from different ct
connections

Is This Answer Correct ?    20 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is mind in cable

1559


What kind of Neutral CT can be placed in 11/0.433KV transformer to be used and what are its specification?

1391


33kv substation lay out details & line to line & line to earth measurements

2153


hai now i am working as a electrical design engineer in construction field can i get a job in oil and gass field or power plant project as a electrical design engineer?

1444


What is the kiosk parts, about them and their functions ? If anybody have some PDFs files or details about this plz send it on tawhidfaisal@Yahoo.com

1386






i have a 1500kVA transformer what is the kWH meter i need to use?

1183


Explain Energy and Power signals?

1267


Define cut-off rate?

634


What is a compensator?

649


How many Zones can be in Conventional type fire alarm system & how can we detect the fire in Conv. type FAS?

1362


why swityard is necessrry requirement in any bis power distributin systems?

1870


how to select electronic timer(Star-Delta) setting for diff. rating motors

1446


what is the ground fault relay,which purpose it will be use,clearly tell me plz

1565


if voltage bt phase & nutral is 38v in a panel board . whats the root cause.

1798


For electrical designers what are the standard should know? i want learn about this standards. how to get information/reference. anybody help in this regards please.

1641