Siemens 5SY4116-6 Miniature Circuit Breaker 1P B16A 10kA

The Siemens 5SY4116-6 is a 1-pole miniature circuit breaker from the SENTRON range, rated at 16A with tripping characteristic B and a breaking capacity of 10kA to EN 60898-1. It provides overcurrent and short-circuit protection for single-phase AC circuits at 230V and is suitable for both infrastructure and industrial applications.

Technical specifications:

• MLFB: 5SY4116-6
• Manufacturer: Siemens
• Product line: SENTRON
• Number of poles: 1 (1P)
• Tripping characteristic: B
• Rated current: 16A (15.23A at 40°C, 14.43A at 50°C, 14A at 55°C)
• Supply voltage AC: 230V (single-phase) / 400V (multi-phase)
• Supply voltage DC: 60V rated / 72V max
• Insulation voltage (Ui): 440V AC
• Breaking capacity (EN 60898): 10kA
• Breaking capacity (IEC 60947-2): 20kA
• Breaking capacity DC (IEC 60947-2): 15kA
• Energy limitation class: 3
• I-tripping setting current: 4 x In
• IP rating: IP20 (with connected conductors)
• Overvoltage category: 3 / Degree of pollution: 3
• Power loss per pole: 1.8W
• Conductor cross-section solid/stranded: 0.75 - 35 mm²
• Conductor cross-section finely stranded (with core end processing): 0.75 - 25 mm²
• Tightening torque: 2.5 - 3.5 Nm
• Mounting: DIN rail, any position
• Dimensions (WxHxD): 18 x 90 x 76 mm / Installation depth: 70 mm
• Net weight: 150.8 g
• Ambient temperature (operation): -40°C to +70°C
• Mechanical service life: 10,000 operating cycles

Features and benefits:

• Energy limitation class 3 reduces let-through energy, protecting downstream equipment
• Halogen-free and silicon-free construction
• Sealable design prevents unauthorized adjustment after commissioning
• Compatible with supplementary add-on devices via combined top and bottom terminals
• Suitable for use as a main switch per EN 60204-1
• Certified for maritime and railway applications

Applications:

• Single-phase branch circuit protection in residential and commercial distribution boards
• Industrial control panel protection at 230V AC
• Infrastructure installations requiring IEC/EN 60898-1 compliance
• DC circuit protection up to 72V

Compliant with IEC/EN 60898-1 and IEC/EN 60947-2 / UL1077. Part of the Siemens SENTRON range.

Also known as: Siemens 5SY4116-6, SENTRON miniature circuit breaker 1P B16A, Siemens 1-pole B-curve 16A MCB.