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ABB XT4NU3150FYJ000XXX - Molded Case Breaker 150A 600V

ABB
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ABB XT4NU3150FYJ000XXX is a 3-pole molded case circuit breaker from the SACE Tmax XT family, designed for providing LSI (Long Time, Short Time, and Instantaneous) trip protection in industrial and commercial power distribution systems. This unit is rated for 150A at a maximum voltage of 600VAC, with an interrupting capacity of 25kA at 480VAC, and supports wire sizes from AWG 4 to AWG 300 for both copper and aluminum conductors. The breaker features a bolt-on connection type, weighs 8 lb, and is constructed for use in 3-phase systems. It is certified to UL and CSA standards, ensuring compliance with North American electrical safety requirements. Typical applications include panelboards, switchgear, and heavy-load circuits requiring precise adjustable trip settings.

Key Features & Specifications
  • Type: XT4NU
  • Functions: LSI - Long Time, Short Time and Instantaneous Trip
  • Current Rating: 150A
  • Voltage Rating: 600V
  • Poles: 3
  • Phase: 3
  • AIC rating: 25kA@480V
  • Connection: Bolt-On
  • Wire Size: AWG 4 to AWG 300, Cu/Al
  • Weight: 8 lb
  • Standards: UL, CSA
  • Certification: UL, CSA
  • Country of Origin: United States