Siemens 5SL4102-7 MCB 1-Pole C-Curve 2 A 6 kA 230/400 V AC

With a rated switching capacity of 6 kA, the Siemens 5SL4102-7 miniature circuit breaker delivers robust protection for residential and commercial circuits. This 1-pole device is engineered for reliable overcurrent interruption, ensuring safety and continuity in electrical installations.

Overview

The Siemens 5SL4102-7 is a 1-pole miniature circuit breaker (MCB) with a C tripping characteristic, rated at 2 A. It operates at 230 V AC / 400 V AC and is suitable for 50/60 Hz systems. Designed for DIN rail mounting (EN 60715), it features screw terminals accepting solid or stranded conductors from 0.75 to 35 mm². The device complies with IEC/EN 60898-1 and offers IP20 protection, making it ideal for distribution boards and control panels.

What stands out

• High 6 kA breaking capacity for dependable short-circuit protection
• C-curve characteristic handles moderate inrush currents (e.g., lighting, sockets)
• Wide operating temperature range from -25 °C to +45 °C
• Long service life: 10,000 electrical and 20,000 mechanical cycles
• Energy limiting class 3 for enhanced safety

Technical details

• Number of poles: 1
• Rated current: 2 A
• Tripping characteristic: C
• Rated voltage: 230 V AC / 400 V AC
• Frequency: 50/60 Hz
• Mounting: DIN rail (EN 60715)
• Connection: screw terminals, 0.75–35 mm²
• Degree of protection: IP20
• Standards: IEC 60898-1, EN 60898-1
• Energy limiting class: 3
• Pollution degree: 2
• Overvoltage category: III
• Ambient operating temperature: -25 to +45 °C
• Storage temperature: -40 to +75 °C

Our verdict

The Siemens 5SL4102-7 combines proven reliability with precise protection for low-current circuits. Its compact design and robust specifications make it a trusted choice for electricians and panel builders.