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ABB XT5NU340AFYN000XXX - Molded Case 400A 600V 3-Pole

ABB
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The ABB XT5NU340AFYN000XXX is a molded case circuit breaker from the SACE Tmax XT family, designed to provide primary protection through LSI (Long Time, Short Time, and Instantaneous Trip) functions for electrical distribution systems. This three-pole unit is rated for 600V AC and 400A, with an AIC rating of 25kA at 480V, and supports a wire size range of 2x AWG 2/0 to 500 kcmil for copper or aluminum conductors. Constructed with a bolt-on connection and weighing 20 lb, it is manufactured in the United States and complies with UL and CSA standards. This breaker is suitable for industrial applications requiring precise overcurrent protection in three-phase power systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, LSI trip functions
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 25kA@480V
  • Connection: Bolt-On
  • Wire Size: 2x AWG 2/0 to 500 kcmil, Cu/Al
  • Standards: UL, CSA
  • Functions: LSI - Long Time, Short Time, and Instantaneous Trip
  • Weight: 20 lb
  • Country of Origin: United States
  • Family: SACE Tmax XT
  • Item Subcategory: Molded Case


Product Identification
  • UPC: 8056221790925