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ABB XT5HU340ABFN000XXX - Molded Case Circuit Breaker 400A 600V

ABB
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ABB XT5HU340ABFN000XXX is a 3-pole molded case circuit breaker from the SACE Tmax XT family, engineered for overcurrent protection in electrical distribution systems. This unit is rated for 400A at 600V AC with a 65kA interrupting capacity at 480V, and it supports copper or aluminum conductors from 2x AWG 2/0 to 500 kcmil. The breaker features a bolt-on connection and weighs 12 lb, with a thermal magnetic adjustable (TMD/TMA) trip unit for precise protection settings. It is certified to UL and CSA standards, ensuring compliance with North American electrical codes. Typical applications include industrial power distribution, commercial panelboards, and motor control centers requiring reliable circuit isolation.

Key Features & Specifications
  • Manufacturer: ABB
  • Item Subcategory: Molded Case
  • Family: SACE Tmax XT
  • Country of Origin: United States
  • Type: XT5HU
  • Weight: 12 lb
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Standards: UL, CSA
  • Wire Size: 2x AWG 2/0 to 500KCmil, Cu/Al
  • Certification: UL, CSA
  • AIC rating: 65kA@480V
  • Phase: 3
  • Current Rating: 400A
  • Series: XT5H
  • Amperage: 400A
  • Interrupt Rating: 65kA @ 480V
  • Trip Unit: Thermal Magnetic Adjustable (TMD/TMA)
  • Mounting Type: Molded Case
  • Wire Gauge Range: 2x AWG 2/0 to 500 kcmil Cu/Al