Schneider Electric Multi9 Multi 9 Miniature Circuit Breaker, 3-Pole, 63 A, Type C, 440 V ac AC, 10 kA Breaking Capacity

Protect users and equipment from excess current with this MCB from Schneider Electric. It's a three-pole device, so is a versatile option that can be used to protect up to three circuits. Type C characteristics mean it trips instantaneously when the current flowing through it reaches between 5 to 10 times the rated current, making it suitable for use with devices that need a medium starting surge.

• Padlockable to prevent unauthorised resetting before faults are cleared

• Domestic electrical systems

You need an MCB to protect people and appliances from electric hazards caused by current overload or short circuits. Protecting your system with a number of MCBs allows you to isolate and identify the cause of the problem, rectify it then reset the MCB to return your system to normal operation.