The BMS311C63 miniature circuit breaker delivers reliable overload and short-circuit protection for low-voltage systems requiring a 63 A rating. Engineered as part of the Basic M MCB series, it ensures operational safety, stability, and easy integration into both residential and commercial applications. Its modular design and consistent tripping performance make it ideal for modern distribution boards. For complete system compatibility and coordinated protection, explore our low voltage electrical products developed for efficient and safe electrical distribution.

Key Specifications – Miniature Circuit Breaker BMS311C63

• Rated Current (In): 63 A

• Protection Type: Overload and short-circuit

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

• Tripping Characteristics: B, C, or D curve

• Standards: IEC/EN 60898-1 compliant

• Mounting: DIN rail modular housing

• Frequency: 50/60 Hz

Highlights

• Fast and accurate tripping for reliable fault protection

• Compact, durable design for modern installations

• Simple DIN-rail mounting for quick setup

• Long electrical and mechanical endurance

• Suitable for residential, commercial, and light industrial use

Typical Uses

• Residential and commercial distribution panels

• Lighting, socket, and auxiliary circuits

• HVAC systems and small industrial machinery

• Control panels requiring 63 A protection

Installation & Support

Factory-tested and ready for installation.

• Clear labeling ensures safe wiring and easy identification

• Technical documentation and after-sales support available on request