GACIA N8BH 10kA C 3P 40A Miniature Circuit Breaker MCB

The GACIA N8BH is a high-performance miniature circuit breaker (MCB) designed for reliable overcurrent protection in residential, commercial, and industrial electrical installations. With a rated current of 40A and a breaking capacity of 10kA, this 3-pole device ensures safety and durability under demanding conditions.

Advantages

This MCB features a C tripping curve, making it ideal for circuits with moderate inrush currents such as lighting and motor loads. Its thermal-magnetic release mechanism provides both overload and short-circuit protection. The compact 3-module design (54mm) fits standard DIN rail enclosures, saving space in distribution boards.

Suitable for

• Overcurrent protection in electrical panels
• Lighting circuits, socket outlets, and small motor applications
• Residential, commercial, and light industrial installations

Key specifications

• Rated current: 40A
• Tripping curve: C
• Number of poles: 3P
• Rated short-circuit breaking capacity: 10kA
• Rated voltage: 230/400V AC
• Frequency: 50/60Hz
• Mounting: DIN rail (35mm)
• Terminal capacity: 1-25mm²
• Protection degree: IP20 (terminals), IP40 (enclosure)
• Standards: IEC/EN 60898-1
• Operating temperature: -25°C to +55°C
• Module width: 3 modules (54mm)
• Energy limiting class: 3

Recommendations

For optimal performance, ensure proper sizing and installation by a qualified electrician. This MCB is suitable for use in distribution boards with ambient temperatures within the specified range. Always comply with local electrical regulations.