Answer / swapnil

earth leakage relay : monitirs the leakage current
continously and ir connected in earthign wirr
Earth fault relay oprates on earth fault. It detects earth
fault whenever there is short in between phase and earth

Answer / ugrasen

earth leakage relay monitoring the leakage current in mA
Earth fault relay operat on earth fault. It detects earth
fault whenever there is short in between phase and earth.

Answer / muhammad umair

Both Take their sensing from a ring core CT. In earth
leakage relay sensing is high i.e in mA.Where as earth fault
relay is used on higher loads where sensing is low i.e in A.
This is why earth leakage is used for the house hold devices
or power supply sockets protection. And Earth fault relay is
use for Industrial loads,motors normally more than 37KW (Not
a standard),distribution,generation etc.

Answer / virupakshayya

use full

Answer / meghraj kabdule

earth leakage relay used in DC battery charger to monitor
DC leakage. And earth fault relay is used for lines &
transformer backup protection.

how much winding resistance of 0.75kw to 12.5kw 3ph sqwiralcage induction motor?

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0 Answers