✅ CHINT 169299 – NM8L 315A 4P RCCB 315A rated, 4-pole residual current MCCB built on the NM8L-250 frame using a 160A module. Offers 50kA breaking capacity and 100% Ics. Equipped with X1-type earth leakage protection (0.05 / 0.1 / 0.2 / 0.5A), thermal-magnetic adjustable trip unit, and T1 configurable delay. 🔹 Description (English): The CHINT 169299 – NM8L-250S/160/4 X1 T1 is a robust 4-pole molded case circuit breaker designed for demanding power distribution environments. Rated for 315A applications, this unit integrates overload, short-circuit, and residual current protection in one device. It includes X1-type sensitive earth leakage protection, an adjustable thermal-magnetic trip unit, and programmable T1 delay. Its construction is based on the NM8L-250 frame with a 160A module for optimized performance and reliability. 🔹 Key Features: • Rated current: 315A • Breaking capacity: 50kA (Icu), 100% Ics • Residual protection: X1 (0.05 / 0.1 / 0.2 / 0.5A) • Adjustable thermal-magnetic trip unit • T1 configurable break time (0.1 / 0.3 / 0.5 / 1s) • 4-pole design (3-phase + neutral) • Frame: NM8L-250 with 160A module • Suitable for industrial electrical networks • Mounting: DIN rail or panel • Standard: IEC 60947-2 • Certifications: CCC, CE, KEMA 🔹 Technical Specifications (English): Parameter Value Model NM8L-250S/160/4 X1 T1 Part Number CHINT 169299 Rated Current 315A Number of Poles 4P Breaking Capacity Icu: 50kA, Ics: 100% Residual Protection X1: 0.05 / 0.1 / 0.2 / 0.5 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