✅ CHINT 101121 – NA1-2000X-2000M/4P MN–FX AC220/230(R) 4-Pole Air Circuit Breaker – 2000A, Fixed Type, Manual Trip (MN), 80kA Icu, AC220/230V 🔹 Description (English): The CHINT 101121 – NA1-2000X-2000M/4P MN–FX AC220/230(R) is a high-capacity 4-pole air circuit breaker (ACB) built to protect heavy-load, three-phase + neutral electrical systems. With a rated current of 2000A, breaking capacity of 80kA (Icu), and 65kA service breaking capacity (Ics), it ensures reliable fault disconnection and power system safety in demanding industrial environments. Equipped with a manual undervoltage trip (MN), basic M-type intelligent controller, and fixed mounting (FX), this unit operates on a 220/230V AC control circuit. Ideal for main switchboards, large feeders, transformer protection, and critical infrastructure applications. 🔹 Key Features: Rated current: 2000A 4-pole configuration (3P + N) High breaking capacity: Icu 80kA, Ics 65kA Manual trip (MN), fixed mounting (FX) M-type intelligent controller (Basic) AC220/230V control voltage Suitable for large-scale low-voltage networks Conforms to IEC 60947-2 🔹 Technical Specifications (English): Parameter Value Model NA1-2000X-2000M/4P MN–FX Part Number CHINT 101121 Rated Current (In) 2000A Breaking Capacity (Icu) 80kA Service Breaking Capacity (Ics) 65kA Frame Size 2000X Intelligent Controller M-type (Basic) Poles 4P (3P + N) Operation Type Manual Trip (MN) Mounting Type Fixed (FX) Control Circuit Voltage AC220/230V Compliance IEC 60947-2