Home Complementary Electrical Products MM22 Miniature Circuit Breaker

MM22 Miniature Circuit Breaker

MM22 MCB

The MM22 Series is a miniature circuit breaker for AC and DC low-voltage distribution systems, providing overload protection, short-circuit protection, isolation, and circuit control for residential, commercial, industrial, and energy applications.

• Overload and short-circuit protection
• AC and DC versions available
• Breaking capacity options: 6kA and 10kA
• B, C, and D trip curve options for different load types
• Rated current options from 1A to 100A
• 1P, 2P, 3P, 4P and neutral-pole configurations available
• Isolation function with handle position indication
• Mechanical life up to 20,000 operations
• DIN-rail installation for easy integration into distribution boards
• Compliant with IEC/EN 60898-1 and IEC/EN 60947-2 standards

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Features & Advantages

feature

Overload & Short-Circuit Protection

Protects electrical circuits from overload and short-circuit faults, helping improve safety and reliability in low-voltage distribution systems.

AC & DC Circuit Compatibility

Available in AC and DC versions, making it suitable for conventional power distribution as well as DC applications such as energy systems and OEM equipment.

6kA / 10kA Breaking Capacity Options

Offers standard and high breaking capacity options to meet different protection requirements in residential, commercial, and industrial installations.

Multiple Trip Curve Options

B, C, and D curve options allow the breaker to match different load characteristics, from general distribution circuits to impact loads with higher starting current.

DIN-Rail Modular Design

Compact modular structure with DIN-rail mounting enables easy installation in distribution boards and control panels.

Target

Application Areas

01
Residential Distribution Boards

Protect household lighting, socket, and general power circuits from overload and short-circuit faults.
02
Commercial Buildings

Suitable for offices, shops, schools, clinics, and other commercial facilities that require reliable terminal circuit protection.
03
Industrial Control Panels

Provide circuit protection for industrial distribution boards, control panels, and equipment power supply circuits.
04
Energy & DC Applications

DC versions can be used in energy systems, OEM equipment, and other low-voltage DC distribution applications requiring dedicated DC circuit protection.