This 32A Four Pole C-Curve 10kA Miniature Circuit Breaker from the house of Lauritz Knudsen is an innovatively designed MCB that protects an electric circuit from any sort of damage caused by overloading or short circuits.
This LV540309 400A 36kA 4 Pole EasyPact CVS MCCB from Schneider protects electric circuit against overloads and electrical faults. MCCBs cater to higher loads (63A – 630A) than MCB (upto 63A).