Answer Posted / answer seeker

tripping equipment are 
1.mcb
2.mccb
3.rccb
4.elcb


mcb  : " miniature cb " the advanced type of fuse(0.5-125A
)
mccb : " moulded case cb " 16A -1250A)
elcb : " earth leakage current circuit breaker " for earth leakage protection ( 
rccb : "Residual Current Circuit Breakers " work with earth leakage current sensing ( 30mA-300mA)




if any doubt go to link : http://electrical-engineering-portal.com/what-is-the-difference-between-mcb-mccb-elcb-and-rccb

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