Siemens 5SP38502 SENTRON interruttore magnetotermico bipolare 50 A curva C 230/400 V

The Siemens 5SP38502 is a high-quality miniature circuit breaker (MCB) from the SENTRON series, designed for reliable overcurrent protection in residential and commercial electrical installations. With a rated current of 50 A and a C tripping characteristic, it is ideal for circuits with moderate inrush currents, such as lighting and general power distribution.

Advantages

This MCB offers robust protection against overloads and short circuits, ensuring safety and longevity of your electrical system. Its compact 2-pole design saves space on DIN rails, while screw terminals allow secure and easy wiring. Compliant with IEC 60898-1, it guarantees high performance and reliability.

Suitable for

• Main distribution boards in residential buildings
• Commercial and light industrial electrical panels
• Protection of lighting circuits, socket outlets, and small appliances

Key specifications

• Product Type: Miniature Circuit Breaker (MCB)
• Series: SENTRON
• Number of Poles: 2-Pole
• Rated Current: 50 A
• Tripping Characteristic: C
• Rated Voltage (AC): 230 V / 400 V
• Rated Frequency: 50/60 Hz
• Rated Short-Circuit Breaking Capacity (Icn): 6 kA
• Mounting Type: DIN Rail
• Terminal Type: Screw Terminals
• Terminal Capacity (Solid/Stranded): 0.75 - 35 mm²
• Degree of Protection: IP20 (Terminals), IP40 (with enclosure)
• Operating Temperature Range: -25 to +45 °C
• Mechanical Service Life: 10,000 switching cycles
• Electrical Service Life: 10,000 switching cycles
• Standard: IEC 60898-1
• Energy Limiting Class: 3

Recommendations

For optimal performance, ensure proper installation by a qualified electrician. Use appropriate cable sizes and torque settings as per the terminal specifications. This MCB is suitable for use in TN, TT, and IT systems.