✅ CHINT 169343 – NM8L 350A 4P RCCB 350A rated, 4-pole residual current MCCB with 50kA breaking capacity and 100% Ics. Built on the NM8L-250 frame with a 160A module. Includes X2-type earth leakage protection (0.1 / 0.3 / 0.5 / 1A), adjustable thermal-magnetic trip unit, and configurable T1 time delay. 🔹 Description (English): The CHINT 169343 – NM8L-250S/160/4 X2 T1 is a reliable and versatile molded case circuit breaker designed to meet the protection demands of industrial and commercial power systems. Rated at 350A and equipped with a high breaking capacity of 50kA, this MCCB combines residual current protection (X2 type) with adjustable thermal-magnetic tripping and programmable time delay (T1). Its compact NM8L-250 frame with a 160A internal module delivers strong fault protection and safe operational coordination. 🔹 Key Features: • Rated current: 350A • Breaking capacity: 50kA (Icu), 100% Ics • Residual protection: X2 (0.1 / 0.3 / 0.5 / 1A) • Adjustable thermal-magnetic trip unit • Configurable delay: T1 (0.1 / 0.3 / 0.5 / 1s) • 4-pole design for 3-phase + neutral • NM8L-250 frame with 160A module • Suitable for industrial and building applications • Mounting: DIN rail or panel • Complies with IEC 60947-2 • Certifications: CCC, CE, KEMA 🔹 Technical Specifications (English): Parameter Value Model NM8L-250S/160/4 X2 T1 Part Number CHINT 169343 Rated Current 350A Number of Poles 4P Breaking Capacity Icu: 50kA, Ics: 100% Residual Protection X2: 0.1 / 0.3 / 0.5 / 1 A Trip Unit Type Thermal-Magnetic (Adjustable) Break Time Settings T1: 0.1 / 0.3 / 0.5 / 1 s Frame Size NM8L-250 (160A module) Mounting DIN rail or panel Standards IEC 60947-2 Certifications CCC, CE, KEMA