✅ CHINT 101963 – NA1-1000X-630M/3P MN-FX AC220/230(R) Fixed Air Circuit Breaker – 630A, 3 Poles, 42kA Icu, Manual Release, AC220/230V 🔹 Description (English): The CHINT 101963 – NA1-1000X-630M/3P MN-FX AC220/230(R) is a fixed-mounted air circuit breaker (ACB) rated at 630A, engineered to provide dependable overcurrent and short-circuit protection in low-voltage distribution systems. Equipped with an M-type intelligent controller, this unit features a manual trip unit (MN) and operates on AC220/230V control voltage. It offers a breaking capacity of 42kA (Icu) and 30kA (Ics), making it a cost-effective choice for motor feeders, sub-panels, and small industrial distribution points. 🔹 Key Features: Rated Current: 630A Fixed-type construction (FX) Manual trip release (MN) 3 poles for 3-phase systems Icu: 42kA, Ics: 30kA Intelligent M-type controller AC220/230V control voltage Suitable for motor feeders and LV switchboards IEC 60947-2 compliant 🔹 Technical Specifications (English): Parameter Value Model NA1-1000X-630M/3P MN-FX Part Number CHINT 101963 Rated Current (In) 630A Breaking Capacity (Icu) 42kA Service Breaking Capacity (Ics) 30kA Frame Size 1000X Intelligent Controller M-type (Basic) Poles 3P Operation Type Manual (MN) Mounting Type Fixed (FX) Control Circuit Voltage AC220/230V Compliance IEC 60947-2