This miniature circuit breaker (MCB) is designed to protect electrical systems efficiently. Featuring a 2-pole configuration and a current rating of 50A, it ensures effective circuit management. With dimensions of 35mm in width and 69mm in length, it is suitable for DIN rail mounting.

• Thermal and electromechanical tripping mechanisms enhance safety
• Type B characteristic provides reliable overload protection
• High breaking capacity ensures effective interruption of fault currents
• Compact design optimises installation space
• Screw terminals facilitate secure and straightforward wiring

• Used in residential electrical panels to protect circuits for general-purpose lighting and power outlets
• Applied in small industrial control panels to safeguard circuits for equipment such as pumps and small motors
• Employed in commercial distribution boards to provide reliable circuit protection for various electrical circuits

Yes, it is rated for 440V AC and 125V DC.

Yes, it is designed for straightforward DIN rail mounting.

ABB System Pro M Single & Double Pole MCB's

The Classic & System pro M product cannot be intermixed and do not share common accessories. System pro M products can only be fitted to new style Protecta distribution boards,see typically stock no. 539-1553.