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Eaton HND312TW - Molded Case Breaker 1200A 600V

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Eaton HND312TW is a Series C electronic molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. This three-pole, 1200A breaker operates at 600V AC with a solid-state LI (Long-Time and Instantaneous) trip unit, providing 65kA interrupt capacity at 480V AC. The N-frame unit weighs 42 lb and features a bolt-on connection, with an NG-frame design rated for 50/60 Hz operation and a 100 kAIC interrupt rating at 240V AC. It is HACR rated for compliance with commercial and industrial standards. Typical applications include high-fault-current environments such as manufacturing plants, data centers, and large commercial facilities.

Key Features & Specifications
  • Manufacturer: Eaton
  • Item Subcategory: Molded Case
  • Family: Series C
  • Type: HND
  • Weight: 42 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: N Frame
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Solid State
  • AIC rating: 65kA@480V
  • Phase: 3
  • Current Rating: 1200A
  • Part Number: HND312TW
  • Amperage Rating: 1200 A
  • Voltage Rating: 600 Vac
  • Number of Poles: Three-pole
  • Frame: NG
  • Series: Series C
  • Interrupt Rating: 100 kAIC at 240 Vac, 65 kAIC at 480 Vac
  • Frequency Rating: 50/60 Hz
  • Terminals: Without terminals
  • Compliance: HACR Rated