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American/Federal Pacific NB3P45-FLAT-TOP - Molded Case Circuit Breaker 45A 3-Pole

American/Federal Pacific
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American/Federal Pacific NB3P45-FLAT-TOP is a 3-pole molded case circuit breaker from the NB Series, designed for overcurrent protection in industrial and commercial electrical systems. It provides long-time and instantaneous (LI) protection functions at a voltage rating of 240V and a current rating of 45A, with a 10kA interrupting capacity at 240V. The unit features a bolt-on connection and a flat-top design for straightforward installation in compatible panel layouts, weighing 1 lb. This thermal-magnetic circuit breaker is engineered for 3-phase applications and meets industry standards for reliable performance in legacy electrical panels.

Key Features & Specifications
  • Type: Molded Case
  • Family: NB Series
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 240V
  • Current Rating: 45 Amps
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Mounting Type: Plug-In
  • Protection: Thermal Magnetic
  • AIC Rating: 10kA@240V
  • Weight: 1 lb
  • Design: Flat-Top


Part Number: NB3P45-FLAT-TOP