✅ CHINT 169331 – NM8L 40A 4P RCCB
40A, 4-pole residual current MCCB with 50kA breaking capacity and 100% Ics. Equipped with X2-type earth leakage protection (0.1 / 0.3 / 0.5 / 1A), adjustable thermal-magnetic trip unit, and configurable T1 break time. Frame: NM8L-125.
🔹 Description (English):
The CHINT 169331 – NM8L-125S/40/4 X2 T1 is a four-pole molded case circuit breaker with integrated earth leakage protection. With a 40A rating and a breaking capacity of 50kA (Icu) and 100% Ics, it ensures reliable circuit protection under overloads and leakage faults. It includes X2-type residual protection offering broader sensitivity, thermal-magnetic adjustable trip unit, and programmable T1 delay to enhance protection coordination in industrial and commercial systems.
🔹 Key Features:
• Rated current: 40A
• Breaking capacity: 50kA (Icu), 100% Ics
• Residual protection: X2 (0.1 / 0.3 / 0.5 / 1A)
• Adjustable thermal-magnetic trip unit
• Configurable break time: T1 (0.1 / 0.3 / 0.5 / 1s)
• 4-pole design for full protection
• NM8L-125 frame type
• Mounting: DIN rail or panel
• Standards: IEC 60947-2
• Certifications: CCC, CE, KEMA
🔹 Technical Specifications (English):
Parameter Value
Model NM8L-125S/40/4 X2 T1
Part Number CHINT 169331
Rated Current 40A
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-125
Mounting DIN rail or panel
Standards IEC 60947-2
Certifications CCC, CE, KEMA