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ABB XT5HU330ABYN000XXX - 300A 3-Pole MCCB 600V

ABB
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ABB XT5HU330ABYN000XXX is a 3-pole molded case circuit breaker from the SACE Tmax XT family, designed for overcurrent protection in industrial and commercial power distribution systems. It is rated for 300A at 600VAC and provides a 65kA interrupting capacity at 480V, with a bolt-on connection and TMA trip unit for precise thermal-magnetic protection. This unit weighs 12 lb and accommodates wire sizes from AWG 2 x2/0 to 500 kcmil for copper or aluminum conductors. It is UL and CSA certified, meeting rigorous safety and performance standards for North American installations. Typical applications include panelboards, switchboards, and motor control centers requiring reliable circuit protection in manufacturing plants, commercial buildings, and utility systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • 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: AWG 2 x2/0 to 500KCmil, Cu/Al
  • Certification: UL, CSA
  • AIC rating: 65kA@480V
  • Phase: 3
  • Current Rating: 300A
  • Frame: XT5H
  • Interrupt Rating: 65kAIC at 480V
  • Trip Unit: TMA
  • Terminal: Front Flat