Magnetic thermal circuit breaker 3P 20A C curve 400V

3-pole miniature circuit breaker designed to protect electrical installations against overloads and short circuits. It also allows for the control and isolation of the installation. Its C tripping curve and 20 A rated current make it suitable for mixed loads on 400 V networks.

Technical features

• Rated current: 20 A
• Rated voltage: 400 V AC
• Tripping curve: C
• Number of poles: 3 (3 protected)
• Breaking capacity: 6 kA (EN 60898 at 400 V) and 10 kA (EN 60947-2 at 400 V)
• Rated insulation voltage Ui: 500 V
• Rated impulse withstand voltage Uimp: 4 kV
• Frequency: 50...60 Hz
• Current limitation class: 3
• Protection rating: IP20
• Operating temperature: -25...70 °C
• Width: 3 modules
• Depth: 44 mm
• Connection: 1.5...25 mm² (multiple conductors) and 1.5...35 mm² (rigid cable)
• Flush mounting: yes
• Pollution degree: 2

This device offers a rapid response to electrical faults thanks to its current limitation class 3. The flexible connection capacity allows it to adapt to different types of wiring, facilitating its integration into standard electrical panels.