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Siemens FJ63B080 - Molded Case 80A 600V 3-Pole Breaker

Siemens
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The Siemens FJ63B080 is a three-pole molded case circuit breaker designed for thermal-magnetic overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 80A continuous current, and provides LI (Long-Time and Instantaneous) trip functions with an interrupting capacity of 18kA at 480V AC. This bolt-on unit weighs 12 lb and features a compact FJ Series frame construction for panelboard or switchboard installation. It complies with UL 489 and NEMA standards for safety and performance in commercial and light industrial environments. Typical applications include feeder protection, motor control centers, and branch circuit protection in three-phase systems.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic, Bolt-On
  • Voltage Rating: 600V AC
  • Current Rating: 80A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 18kA@480V
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Weight: 12 lb
  • Family: FJ Series
  • Item Subcategory: Molded Case


Product Identification
  • UPC: Not specified
  • GTIN: Not specified