CDM3L-250F/4300A 200A 塑殼漏電保護斷路器產品介紹
CDM3L-250F/4300A 200A塑殼漏電保護斷路器是一款專為低壓配電系統設計的智能保護裝置，適用于交流50Hz、額定工作電壓至400V的電力網絡。該產品采用先進的設計理念，集漏電保護、過載保護、短路保護等多重功能于一體，可有效提升配電系統的安全性與可靠性。其核心模塊搭載精密檢測機構，能夠實時監測線路中的漏電電流變化，當檢測值達到預設閾值時，可在極短時間內切斷故障電路，有效防止觸電事故和電氣火災風險。
產品外殼采用高強度工程塑料與金屬部件復合結構，具備優良的機械性能和電氣絕緣特性。內部觸頭系統采用銀合金材料，配合特殊滅弧室設計，確保4300A的高分斷能力。三段式保護特性（1/3/5延時可調）可根據實際應用場景靈活配置，滿足不同負載類型對保護參數的個性化需求。模塊化設計使安裝維護更為便捷，支持導軌安裝和固定式安裝兩種方式，適配多種配電柜結構。
該斷路器適用于工業廠房、商業建筑、公共設施等低壓配電場景，可承擔電動機、配電線路、照明系統等設備的保護任務。人性化的操作界面配備分合閘指示、故障脫扣指示及測試按鈕，便于日常巡檢和維護作業。緊湊型結構設計在保證性能的同時優化空間利用率，特別適合空間受限的配電環境使用。
CDM3L-250F/4300A 200A Molded Case Earth Leakage Circuit Breaker Introduction
The CDM3L-250F/4300A 200A molded case earth leakage circuit breaker is an intelligent protection device specifically designed for low-voltage distribution systems. It operates in AC 50Hz networks with rated operational voltage up to 400V. Integrating multiple protection functions including earth leakage protection, overload protection and short-circuit protection, this product effectively enhances the safety and reliability of power distribution systems. Its core module incorporates precision detection mechanisms that continuously monitor leakage current variations in circuits. When detected values reach preset thresholds, the device can interrupt fault circuits within milliseconds, effectively preventing electric shock hazards and electrical fire risks.
The housing combines high-strength engineering plastics with metal components, offering excellent mechanical properties and electrical insulation characteristics. The silver alloy contact system, coupled with specially designed arc extinguishing chambers, ensures reliable breaking capacity up to 4300A. The adjustable three-stage protection characteristics (1/3/5 time-delay settings) allow flexible configuration according to practical application requirements, accommodating diverse load types. Modular design simplifies installation and maintenance procedures, supporting both DIN rail mounting and fixed installations for various switchboard configurations.
This circuit breaker is suitable for industrial plants, commercial buildings, and public facility low-voltage distribution networks, providing protection for motors, power lines, and lighting systems. The user-friendly interface features ON/OFF status indicators, fault trip indication, and a test button for routine inspections. Its compact structure optimizes space utilization while maintaining performance parameters, making it particularly suitable for space-constrained electrical installations. The product demonstrates balanced performance in diverse temperature environments (-25°C to +70°C), maintaining stable operation under varying climatic conditions.
