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Siemens FJ63B175 - Molded Case Circuit Breaker 175A 600V 3P

Siemens
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Siemens FJ63B175 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 600V AC voltage rating and a 175A continuous current rating, housed within a robust, compact frame with a bolt-on connection for secure installation. This thermal-magnetic breaker complies with relevant industry standards for electrical safety and performance, utilizing a long-time and instantaneous (LI) trip function for coordinated protection. Its 18kA interrupting capacity at 480V AC makes it suitable for safeguarding feeders and branch circuits in commercial and industrial panels, motor control centers, and other electrical equipment.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 175A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 18kA @ 480V AC
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Connection: Bolt-On
  • Family: FJ Series
  • Weight: 12 lb


Product Identification
  • Manufacturer Part Number: FJ63B175