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Eaton LD3450X - Molded Case Circuit Breaker 450A 600V

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Eaton LD3450X is a three-pole molded case circuit breaker from the Series C family, designed for overcurrent protection in industrial and commercial power distribution systems. It is rated for 450 amps at 600 Vac and 250 Vdc, with a thermal magnetic trip unit providing long-time and instantaneous (LI) functions, and an interrupting rating of 35 kAIC at 480 Vac. The L-frame breaker features a bolt-on mounting configuration with aluminum terminals, weighs 20 lb, and operates at 50/60 Hz. It is UL 489 listed, ensuring compliance with stringent safety and performance standards. This breaker is suitable for demanding environments requiring reliable protection for branch circuits and main feeders.

Key Features & Specifications
  • Manufacturer: Eaton
  • Item Subcategory: Molded Case
  • Family: Series C
  • Type: LD
  • Weight: 20 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: L Frame
  • Voltage Rating: 600 Vac, 250 Vdc
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 35 kAIC at 480 Vac, 65 kAIC at 240 Vac
  • Phase: 3
  • Current Rating: 450 A
  • Terminal Material: Aluminum
  • Frequency Rating: 50/60 Hz
  • Certification: UL 489 Listed


Part Number: LD3450X