Use this MCB from ABB to protect your equipment from overload and short-circuit damage. The single-pole unit has thermal and electromagnetic mechanisms, so you can safeguard against both types of electric fault using one device. Contact position indicators on the toggle are coloured red and green, so you can instantly see whether the circuit is on or off. Use this device with lighting rings in commercial buildings or connect it to low-power industrial fans, pumps and compressors.

• Bottom-fixing auxiliary contact saves installation time
• Captive terminals prevent accidental loss of screws
• Recyclable and halogen-free thermoplastic housing to improve sustainability

• Fluorescent lighting circuits
• Fixed electric installations
• Industrial automation

This MCB is rated for voltages in a range 12 to 253V AC and 12 to 72V DC, making it suitable for commercial and light-industrial systems. As it has a protection category of III with a type-C tripping characteristic, it's used to protect fixed electric installations that are prone to powerful surges.

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.