Sygonix SY-6440882 SYG-MCB 1P/B20/6KA interruttore automatico magnetotermico 1 polo 20 A 240 V AC

Electricians and panel builders use the Sygonix SY-6440882 miniature circuit breaker to protect 240 V AC circuits from overload and short-circuit currents. This 1-pole MCB with B tripping characteristic and 20 A rated current is suitable for residential and commercial distribution boards on DIN rail.

Key specifications

• Type: Miniature circuit breaker (MCB)
• Number of poles: 1
• Rated current: 20 A
• Tripping characteristic: B
• Rated voltage: 240 V AC
• Rated short-circuit breaking capacity: 6 kA
• Mounting: DIN rail
• Frequency: 50/60 Hz
• Protection class: IP20
• Terminal capacity: 1 - 25 mm²
• Standard: EN 60898-1
• Operating temperature range: -25 to +55 °C
• Connection type: Screw terminals
• Energy limiting class: 3
• Electrical endurance: 10,000 cycles
• Mechanical endurance: 20,000 cycles

Why choose it

The B curve ensures fast tripping on moderate inrush currents, making it ideal for lighting and socket circuits. Its 6 kA breaking capacity handles typical residential fault levels.

Ideal use cases

• Residential distribution boards
• Commercial panelboards
• Protection of lighting and socket circuits

Good to know

Install on standard 35 mm DIN rail. Screw terminals accept conductors from 1 to 25 mm².