Key Features

• Model: 5SL43407RC
• Type: Miniature Circuit Breaker (MCB)
• Brand: Siemens
• Current Rating: 40 A
• Number of Poles: 3 Pole
• Breaking Capacity: 10 kA
• Trip Curve: C-Curve
• Voltage Rating: 400 V AC
• Frequency: 50/60 Hz
• Mounting Type: DIN Rail Mount
• Standards: IEC 60898-1, IEC 60947-2
• Operating Temperature: -25°C to +55°C
• Storage Temperature: -40°C to +70°C
• Mechanical Life: 20,000 cycles
• Electrical Life: 10,000 cycles
• Terminal Type: Screw Clamp
• Protection Class: IP20
• Weight: Approx. 0.3 kg

Product Description

The Siemens 5SL43407RC Betagard MCB is a high-quality miniature circuit breaker designed for reliable protection of electrical circuits. With a current rating of 40 A and a breaking capacity of 10 kA, this 3-pole MCB is suitable for a wide range of applications in residential, commercial, and industrial settings. The C-Curve trip characteristic ensures optimal protection against overloads and short circuits, making it ideal for circuits with moderate inrush currents, such as lighting and general-purpose outlets.

Applications

• Residential electrical distribution boards
• Commercial and industrial control panels
• Lighting circuits
• Power distribution systems

Additional Information

The Siemens Betagard MCB series is known for its durability, safety, and compliance with international standards. The 5SL43407RC model is easy to install on DIN rails and features a compact design, making it suitable for space-constrained environments. Its robust construction ensures long-term reliability and performance, even in demanding conditions.