Answer / hardik vyas

RCCB is Reverse Current Circuit Breaker which gives
protection against earth faults and leakages and is
basically to save people from electric shock.

MCCB is moulded Case Circuit Breaker which is used for
medium current range circuit breaking and gives protection
to system(equipment) against high current and short circuit.

Answer / annu singh

RESIDUAL CURRENT CIRCUIT BREAKER(RCCB) USED FOR PROTECTION
AGAINST EARTH FAULT . IT CONTAINS CORE BALANCE CURRENT
TRANSFORMER WHICH DETECTS EARTH LEAKAGE CURRENT.

Answer / murugesan

RCCB detect the leakage current and used for earth fault
and over current also, MCCB moulded case circuit breaker
only detect over current.

Answer / hardik vyas

Hey Saleem....RCCB will not work as a MCCB as it's current
carrying capacity is low.

Answer / guest

Residual current circuit breaker trips or give protction
against minor fault or leakage than MCCB.

Answer / saleem.d

RCCB :Recidual Current Circuit Breakar
Which will do both operations of ELCB and MCCB.

MCCB : Mould Case Circuit Breakar
Which operates under over current (short circuit )
conditions.

ANY COMMENTS ?????

sir plz send some previous year questions of jspl.

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