Description

The BMS311C40 miniature circuit breaker ensures reliable circuit protection for installations requiring a 40 A service rating. Designed to prevent overloads and short-circuits, it combines durability, precision, and ease of integration. Part of the Basic M MCB series, it fits seamlessly into modern low-voltage distribution panels. For complete coordination and extended protection options, explore our low voltage electrical products engineered for safe, efficient power management.

Key Specifications – Miniature Circuit Breaker BMS311C40

• Rated Current (In): 40 A

• Protection Type: Overload and short-circuit

• Poles: 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

• Precise and reliable tripping for circuit protection

• Compact size for space-saving installation

• Easy DIN-rail mounting with secure terminal design

• Long service life under continuous operation

• Suitable for residential, commercial, and light industrial use

Typical Uses

• Lighting and socket circuits

• Distribution boards and sub-panels

• Control systems and auxiliary loads

• HVAC and small equipment protection

Installation & Support

Factory-tested and ready for quick installation.

• Clear terminal labeling for safe wiring

• Technical documentation and after-sales assistance available upon request