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ABB XT4NU3175AYJ000XXX - Molded Case Circuit Breaker 175A 600V

ABB
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ABB XT4NU3175AYJ000XXX is a 3-pole molded case circuit breaker from the SACE Tmax XT4 family, designed to provide thermal magnetic overcurrent protection in low voltage power distribution systems. It is rated for 175A continuous current at 600VAC, with an interrupting capacity of 25kA at 480VAC. The unit weighs 8 lb, features a bolt-on mounting connection, and accepts copper or aluminum wire sizes from AWG 4 to AWG 300. It is UL and CSA certified, meeting rigorous safety and performance standards for industrial and commercial environments. This breaker is commonly deployed in switchgear, panelboards, and motor control centers for reliable branch circuit protection.

Key Features & Specifications
  • Manufacturer: ABB
  • Item Subcategory: Molded Case
  • Family: SACE Tmax XT
  • Country of Origin: United States
  • Type: XT4NU
  • Weight: 8 lb
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Standards: UL, CSA
  • Wire Size: AWG 4 to AWG 300, Cu/Al
  • Certification: UL, CSA
  • AIC rating: 25kA@480V
  • Phase: 3
  • Current Rating: 175A
  • Frame Size: 250A
  • Trip Unit: Thermal Magnetic
  • Connection Type: Front Line/Load Side


Part Number: XT4NU3175AYJ000XXX