Hager MBN120 1-Pole 20 A C-Curve Miniature Circuit Breaker 6 kA

The Hager MBN120 stands out with its C tripping characteristic, making it ideal for circuits with moderate inrush currents such as lighting and socket outlets. Its 6 kA breaking capacity and energy limitation class 3 ensure reliable protection in residential and commercial installations.

Highlights

• 1-pole, 20 A rated current
• C tripping characteristic
• 6 kA rated short-circuit breaking capacity
• Energy limitation class 3
• DIN rail mounting, 1 module width

In daily use

The MBN120 mounts on a standard 35 mm DIN rail and occupies just one module (17.5 mm). Screw terminals accept rigid conductors from 1 to 35 mm² and flexible conductors from 1 to 25 mm². It operates at 230/400 V AC, 50/60 Hz, and is rated for overvoltage category III.

Full specifications

• Number of poles: 1
• Rated current: 20 A
• Tripping characteristic: C
• Rated voltage: 230/400 V AC
• Rated frequency: 50/60 Hz
• Rated short-circuit breaking capacity: 6 kA
• Energy limitation class: 3
• Mounting type: DIN rail (EN 60715)
• Terminal capacity rigid: 1 - 35 mm²
• Terminal capacity flexible: 1 - 25 mm²
• Degree of protection terminals: IP20
• Degree of protection installed: IP40
• Operating temperature: -25 to +70 °C
• Storage temperature: -40 to +80 °C
• Electrical endurance: 20000 cycles
• Mechanical endurance: 20000 cycles
• Module width: 1 TE (17.5 mm)
• Standard: EN 60898-1
• Connection type: Screw terminals
• Overvoltage category: III

Final note

The Hager MBN120 combines compact design with dependable performance for everyday circuit protection.