The ABB SH203-C32 Miniature Circuit Breaker (MCB) is a 3-pole, 32A device with a Type C tripping characteristic and a 6 kA breaking capacity, designed for reliable protection against overloads and short circuits in residential and light commercial applications.The ABB SH203-C32 MCB is engineered for reliable protection against overloads and short circuits. Its Type C tripping characteristic makes it suitable for circuits with moderate inrush currents, such as lighting and small motor applications. The device features a delayed thermal tripping mechanism for overload protection and an electromechanical tripping mechanism for short-circuit protection.