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Eaton HLDB3400X - Molded Case 400A 600V 3-Pole

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Eaton HLDB3400X is a three-pole molded case circuit breaker from the Series C family, designed for overcurrent protection in commercial and industrial power distribution systems. It is rated for 400 amps at 600 volts AC, with an interrupting capacity of 65kA at 480V AC, and utilizes a thermal magnetic trip unit providing long-time and instantaneous (LI) protection. The breaker features an L-frame construction with aluminum terminals, weighs 25 lb, and is configured for bolt-on mounting. It is UL 489 certified, ensuring compliance with industry safety standards for reliable performance in demanding environments.

Key Features & Specifications
  • Manufacturer: Eaton
  • Item Subcategory: Molded Case
  • Family: Series C
  • Type: HLDB
  • Weight: 25 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: L Frame
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 65kA@480V
  • Phase: 3
  • Current Rating: 400A
  • Interrupt Rating: 100 kAIC at 240 Vac
  • Terminal Material: Aluminum
  • Trip Unit: Fixed Thermal/Fixed Magnetic
  • Certifications: UL 489