The BMS311C50 miniature circuit breaker offers dependable protection for circuits requiring a 50 A rating, ensuring safe interruption under overload and fault conditions. As part of the Basic M MCB series, it delivers consistent performance and easy installation across residential, commercial, and light industrial applications. Its modular structure simplifies configuration in compact panels. For coordinated device selection and broader system safety, explore our low voltage electrical products engineered for durable, professional installations.

Key Specifications – Miniature Circuit Breaker BMS311C50

• Rated Current (In): 50 A

• Protection Type: Overload and short-circuit

• Poles: Available in 1P, 2P, 3P, or 4P

• Tripping Characteristics: B, C, or D curve

• Standards: IEC/EN 60898-1 compliant

• Mounting: DIN rail modular housing

• Frequency: 50/60 Hz

Highlights

• Fast tripping for reliable fault protection

• Compact size for easy integration in panels

• Simple DIN-rail installation and removal

• Long service life with high mechanical endurance

• Suitable for diverse low-voltage circuit types

Typical Uses

• Main and sub-distribution panels

• Lighting and power outlet protection

• Commercial and residential installations

• Auxiliary or control circuit protection

Installation & Support

Delivered factory-tested and ready for immediate installation.

• Clear marking for safe and accurate wiring

• Technical documentation and post-install support available on request