✅ CHINT 422174 – NZ7-400S/3 250A ATS Standard breaking capacity 3-pole automatic transfer switch rated at 250A. Designed for reliable source switching in heavy industrial and commercial electrical systems. 🔹 Description (English): The CHINT 422174 – NZ7-400S/3 250A is a standard breaking capacity automatic transfer switch (ATS) tailored for large-scale power systems. With a rated current of 250A and a 3-pole configuration, it ensures safe and seamless transitions between utility and backup power supplies. Engineered with a Type A basic controller, the unit conforms to IEC 60947-6-1 and is certified by CCC, CE, and KEMA, making it ideal for high-capacity distribution networks. 🔹 Key Features: • Rated current: 250A • Standard breaking capacity: Code S • 3-pole configuration for 3-phase loads • Controller type: A (Basic) • Suitable for industrial and commercial power systems • Certified: CCC, CE, KEMA • IEC 60947-6-1 compliant • Robust and stable power transfer solution 🔹 Technical Specifications (English): Parameter Value Model NZ7-400S/3 Part Number CHINT 422174 Rated Current 250A Number of Poles 3P Breaking Capacity Code S (Standard) Operational Voltage 400V / 415V Controller Type A (Basic) Standards IEC 60947-6-1 Certifications CCC, CE, KEMA Application Industrial / Commercial Function Automatic Transfer Switch