5SY4103-7

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Overview of Siemens 5SY4103-7

Buy genuine Siemens 5SY4103-7 online, a high-quality miniature circuit breaker designed for reliable protection in industrial and commercial electrical systems. This supplementary protector features a single pole with a 3 A rated current and a C trip characteristic, suitable for AC voltages up to 400 V. Compact with a 70 mm depth and 18 mm width, the Siemens 5SY4103-7 offers robust performance, including excellent current limiting and selectivity characteristics, ensuring operational safety and effective circuit protection. It is ideal for DIN rail mounting and supports a variety of wiring configurations with secure terminal connections. Trusted worldwide, this Siemens model combines durability with ease of integration for enhanced automation and control systems.

Key Features of Siemens 5SY4103-7

  • Rated current: 3 A with C curve trip for moderate inrush currents protection
  • Single pole (1P) design with compact dimensions (90 mm H x 18 mm W x 70 mm D)
  • Operational voltage up to 230/400 V AC and 60 V DC
  • High breaking capacity: 10 kA according to EN 60898 and 15 kA DC rating
  • Thermal/magnetic trip mechanism for reliable overload and short-circuit protection
  • IP20 protection class with connected conductors ensuring finger-safe terminals
  • Mechanical service life of approximately 10,000 operating cycles
  • Suitable for DIN rail mounting and easy wiring with line/load side screw connections
  • Overvoltage category 3 and degree of pollution 3 for enhanced safety

Technical Specs of 5SY4103-7

Explore Siemens 5SY4103-7 technical data for detailed parameters to ensure system compatibility.

Specification Details
Product Type Miniature Circuit Breaker
Poles 1 (Single Pole)
Rated Current 3 A
Trip Curve C
Voltage (AC) 230/400 V
Breaking Capacity 10 kA (EN 60898), 15 kA (DC)
Dimensions 90 mm H x 18 mm W x 70 mm D
Terminal Type Screw connection (14 to 4 AWG)
Protection Class IP20

Applications / Use Case

This Siemens 5SY4103-7 is commonly used in industrial automation and factory control panels worldwide. It provides critical supplementary protection by limiting current and safeguarding circuits from overload and short circuits. Its compact design and reliable trip characteristics make it ideal for production line systems and machine automation setups, where dependable circuit protection enhances operational efficiency and equipment safety. The breaker is perfect for environments needing stable electrical distribution with secure and accessible circuit control.

Price & Availability

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5SY4103-7

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

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All products sold are New & Unused.

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All products are delivered within 2-8 business days depending on our stock location.

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