Siemens 5SY43136 SENTRON 5SY4 Miniature Circuit Breaker 3P B 13A 400V 10kA

The Siemens 5SY43136 is a high-quality miniature circuit breaker (MCB) from the SENTRON 5SY4 series, designed for reliable overcurrent protection in electrical installations. With 3 poles, a rated current of 13 A, and a B tripping characteristic, it ensures safe operation in residential and commercial applications. Rated for 400 V AC and a switching capacity of 10 kA, this MCB meets IEC 60898-1 standards.

Advantages

Robust construction with screw terminals for secure wiring. Compact DIN rail mounting saves space. Long mechanical and electrical service life of 10,000 switching cycles ensures durability. Wide operating temperature range from -25 to +45 °C.

Suitable for

• Overcurrent protection in distribution boards
• Lighting and socket circuits
• Commercial and industrial electrical systems

Key specifications

• Product Type: Miniature Circuit Breaker (MCB)
• Series: SENTRON 5SY4
• Number of Poles: 3P
• Rated Current: 13 A
• Tripping Characteristic: B
• Rated Voltage (AC): 400 V
• Rated Switching Capacity (Icn): 10 kA
• Frequency: 50/60 Hz
• Mounting Type: DIN Rail
• Degree of Protection: IP20
• Terminal Type: Screw Terminals
• Terminal Capacity (Solid): 0.75 - 35 mm²
• Terminal Capacity (Stranded): 0.75 - 35 mm²
• Operating Temperature: -25 to +45 °C
• Storage Temperature: -40 to +75 °C
• Mechanical Service Life: 10000 switching cycles
• Electrical Service Life: 10000 switching cycles
• Pollution Degree: 3
• Overvoltage Category: III
• Standard: IEC 60898-1

Recommendations

For optimal performance, ensure proper installation by a qualified electrician. Use appropriate wire sizes and torque settings as per the manual.