ABB XT4NU3175BFF000XXX Circuit Breaker

ABB XT4NU3175BFF000XXX is a three-pole molded‑case circuit breaker from ABB’s SACE Tmax XT family, rated for 175 A on 600/690 VAC systems. It delivers an 18 kA short‑circuit interrupt rating at 600 V, making it suitable for protecting feeders and loads in industrial power distribution panels. This XT4NU model sits within the XT4N line, designed for compact protection in low‑voltage installations and compatible with the Tmax XT accessory ecosystem for cross‑panel coordination in multi‑device industrial applications. The N‑variant designation identifies this specific configuration within the XT4N portfolio, enabling reliable protection in demanding environments where a robust, high‑capacity breaker is required.