Product Overview

5SY7 Series Miniature Circuit Breaker - Compact high-performance protection device for small load applications with exceptional 15kA breaking capacity. Designed for universal use in lamp and motor circuits with higher starting currents, providing reliable protection for low-current installations.

Key Specifications

• Voltage Rating: 400V AC (230V single phase)
• Breaking Capacity: 15kA
• Poles: 3-pole configuration
• Tripping Characteristic: C (5-10 × In magnetic tripping)
• Rated Current: 6A
• Standards Compliance: EN 60898-1, EN 60947-2, UL 1077, CSA 22.2
• Frequency: 50/60 Hz
• Mounting Width: 54mm (3 x 18mm modules)

Technical Features

• Combined terminals at both ends for flexible wiring configurations
• Rectangular terminals accommodate pin busbars and cables up to 35mm²
• Touch protection compliant with EN 50274 safety standards
• Handle end position sealable for enhanced security applications
• Degree of protection: IP20 with connected conductors, IP40 in handle area with distribution cover
• CFC and silicone-free construction for environmental responsibility
• Service life: 20,000 actuations on average with rated load

Installation Specifications

• Conductor Cross-sections:
  • 1-wire solid/stranded: 0.75-35mm²
  • 2-wire same cross-section: 0.75-10mm²
  • Finely stranded with end sleeve: 0.75-25mm²
• Terminal tightening torque: 2.5-3 Nm
• Mounting: Any position on standard DIN rail (35mm)
• Ambient temperature: -25°C to +55°C (max. 95% humidity)
• Storage temperature: -40°C to +75°C

Applications

Ideal for protection of low-current lamp and motor circuits including:

• Small lighting circuits and control panels
• Low-power motor applications
• Electronic equipment protection
• Auxiliary circuit protection
• Control cabinet lighting systems
• Small appliance circuits
• LED lighting installations
• Low-current distribution panels
• Building automation circuits

Compliance & Certifications

• European Standards: EN 60898-1, EN 60947-2
• North American: UL 1077 (Supplementary Protector), CSA 22.2
• International: IEC standards compliance
• Safety approvals available at: www.siemens.com/lowvoltage/certificates

Physical Dimensions

• Height: 90mm
• Width: 54mm (3 modules)
• Depth: 70mm
• Net Weight: 0.480 kg
• Country of Origin: China

Additional Information

• EAN: 4001869449746
• Export Control: ECCN: N / AL: N
• RoHS Compliant: Since 01.04.2013
• WEEE Take-Back: Yes
• REACH Article 33: Contains lead - refer to product documentation for safe handling information

Download existing graphical data for this product:

Technical Data Sheet

5SY7 Series Complete Manual

Product Certificates

Installation Manual

SENTRON MCB Technical Documentation

CAD Drawing Files - LV10 Catalog