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Siemens 5SY4102-7KK11 - Miniature Circuit Breaker 2A 400V (1-Pole)

Siemens
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Siemens 5SY4102-7KK11 is a 1-pole miniature circuit breaker from the 5SY Series, designed for thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. It is rated for 2A current and 400V voltage, with a 10kA interrupting capacity at 400V, and operates on a single-phase system. The unit features a feed-thru connection, weighs 0.363 lb, and is DIN rail mountable with a compact 70mm depth for easy installation. It complies with UL 1077 standards, ensuring reliable performance in demanding environments. This breaker is typically used in railway and industrial applications requiring dependable overcurrent protection.

Key Features & Specifications
  • Type: Miniature Circuit Breaker
  • Manufacturer: Siemens
  • Family: 5SY Series
  • Item Subcategory: Molded Case
  • Current Rating: 2A
  • Voltage Rating: 400V
  • Poles: 1
  • Phase: 1
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC Rating: 10kA@400V
  • Connection: Feed-Thru
  • Weight: 0.363 lb
  • Mounting Type: DIN Rail
  • Series/Frame: SENTRON 5SY
  • Certifications: UL 1077
  • Application: Railway and industrial use
  • Compact size with 70mm depth


5SY4102-7KK11