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ABB XT5LQ340AFFF000XXX - Molded Case 400A 600V Circuit Breaker

ABB
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ABB XT5LQ340AFFF000XXX is a molded case circuit breaker from the SACE Tmax XT family, designed for primary protection of electrical systems with LSI (Long-Time, Short-Time and Instantaneous) trip functions. It is rated for 400A at 600VAC with a high interrupting capacity of 100kA at 480V, operating on a 3-phase, 3-pole configuration. This unit features solid-state electronic protection, a bolt-on connection, and weighs 12 lb, constructed for panel mounting applications. It is certified to UL and CSA standards, ensuring compliance with North American safety and performance requirements. Typical industrial applications include distribution panels, motor control centers, and commercial power systems requiring precise, adjustable overcurrent protection.

Key Features & Specifications
  • Manufacturer: ABB
  • Family: SACE Tmax XT
  • Type: XT5LQ
  • Item Subcategory: Molded Case
  • Functions: LSI - Long-Time, Short-Time and Instantaneous
  • Current Rating: 400 A
  • Voltage Rating: 600V
  • Poles: 3
  • Phase: 3
  • AIC rating: 100kA@480V
  • Protection: Solid State
  • Connection: Bolt-On
  • Mounting Type: Panel
  • Weight: 12 lb
  • Standards: UL, CSA
  • Certification: UL, CSA
  • Country of Origin: United States


Product Identification
  • UPC: 05755850657
  • GTIN: 08057558506579