Siemens 5SL6316-6 Miniature Circuit Breaker 3P 16A B 6kA 400V

The Siemens 5SL6316-6 (MLFB: 5SL6316-6) is a 3-pole SENTRON miniature circuit breaker rated at 16 A, 400 V AC, with a breaking capacity of 6 kA and tripping characteristic class B. Designed for residential buildings and infrastructure applications, it provides overcurrent and short-circuit protection on DIN rail installations.

Technical specifications:

• MLFB: 5SL6316-6
• Manufacturer: Siemens
• Product line: SENTRON
• Number of poles: 3 (3P)
• Rated current: 16 A (at 30 °C); 15.23 A (at 40 °C); 13.99 A (at 55 °C)
• Rated voltage: 400 V AC
• Maximum operating voltage: 440 V AC (multi-phase); 62.5 V DC per pole
• Frequency: 50/60 Hz
• Tripping characteristic: Class B
• Breaking capacity: 6 kA (EN 60898 / IEC 60947-2)
• Energy limitation class: 3
• Insulation voltage (Ui): 440 V AC
• Overvoltage category: 3
• Degree of pollution: 2
• IP rating: IP20 (with connected conductors)
• Power loss per pole: 2 W at rated current
• Conductor cross-section: 0.75 - 25 mm² (solid, stranded, finely stranded)
• Tightening torque: 2.5 - 3 Nm
• Dimensions (WxHxD): 54 x 90 x 76 mm; installation depth 70 mm
• Modular width units: 3
• Weight: 394 g
• Operating temperature: -25 °C to +45 °C
• Storage temperature: -40 °C to +75 °C
• Mechanical service life: 10,000 operating cycles (typical)

Features and benefits:

• Halogen-free and silicon-free construction
• Touch protection (IP20) with connected conductors
• Sealable design to prevent unauthorized adjustment
• Any mounting position permitted
• Compatible with supplementary installable devices
• Suitable for both AC and DC circuits (not mixed)

Applications:

• Branch circuit protection in residential buildings and infrastructure installations
• Short-circuit and overcurrent protection for 3-phase distribution boards
• DIN rail panel assemblies requiring Class B trip characteristics
• Installations where halogen-free materials are specified

Compliant with EN 60898 and IEC 60947-2. Part of the Siemens SENTRON range.

Also known as: Siemens 5SL6316-6, Siemens SENTRON 3-pole MCB 16A B-curve.