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Federal Pacific NEF437090 - 90A 3-Pole Molded Case Circuit Breaker 480V

Federal Pacific
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Federal Pacific NEF437090 is a 3-pole molded case circuit breaker designed for thermal-magnetic overcurrent protection in industrial power distribution systems. It is rated for 480V AC, 90A continuous current, and provides LI (Long-Time and Instantaneous) trip functions to safeguard against sustained overloads and short circuits. The unit features a bolt-on connection, weighs 8 lb, and is constructed with a compact NEF frame for panelboard installation. It complies with applicable UL and NEMA standards, carrying an interrupting capacity of 14kA at 480V. This breaker is suitable for use in three-phase commercial and industrial applications requiring reliable branch circuit protection.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic, LI Trip
  • Voltage Rating: 480V AC
  • Current Rating: 90A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • AIC Rating: 14kA@480V
  • Functions: Long-Time and Instantaneous (LI)
  • Weight: 8 lb
  • Family: NEF Series
  • Item Subcategory: Molded Case