CDM1L-400M/4300A315A II 塑殼漏電保護斷路器產品介紹（中英文）
中文版：
CDM1L-400M/4300A315A II 塑殼漏電保護斷路器是一款適用于低壓配電系統的高性能電氣保護裝置。該產品采用模塊化設計理念，集成漏電保護、過載保護和短路保護功能于一體，可有效保障用電設備及人員安全。產品額定工作電壓為220V，額定電流315A，漏電動作電流范圍100-500mA連續可調，能滿足不同應用場景的差異化需求。
核心優勢主要體現在三個方面：其一，采用高靈敏度電子式漏電檢測技術，在檢測到線路漏電或接地故障時，可在0.1秒內快速切斷電源，有效降低觸電風險。其二，配備雙金屬片熱磁脫扣機構，確保在過載或短路情況下實現精確分斷，防護等級達到IP40。其三，緊湊型塑殼結構設計，具備優良的耐濕熱性和抗沖擊性能，工作溫度范圍覆蓋-25℃至+70℃，適應多種復雜環境。
該裝置適用于工業廠房、商業建筑、公共設施等低壓配電系統的末端保護，特別適合對安全要求較高的潮濕環境、臨時用電場所及人員密集區域。產品支持導軌安裝方式，維護窗口設計便于狀態監測。通過優化滅弧系統設計，產品在分斷過程中能有效抑制電弧產生，延長使用壽命，機械壽命達10,000次以上。
技術參數：
極數：4P
額定電流：315A
額定電壓：220V AC
漏電動作時間：≤0.1s（額定動作電流時）
分斷能力：50kA
外殼防護等級：IP40
機械壽命：≥10,000次
接線方式：板前/板后接線可選
English Version：
The CDM1L-400M/4300A315A II Molded Case Leakage Protection Circuit Breaker is a high-performance electrical protection device designed for low-voltage distribution systems. Featuring modular design philosophy, it integrates earth leakage protection, overload protection and short-circuit protection functions to comprehensively safeguard electrical equipment and personnel safety. With rated operational voltage of 220V, rated current of 315A and adjustable leakage trip current range of 100-500mA, this product accommodates diverse application requirements.
Key advantages include three aspects: Firstly, the advanced electronic leakage detection technology enables rapid power cutoff within 0.1 seconds upon detecting ground faults, effectively reducing electric shock risks. Secondly, the bimetal thermal-magnetic trip mechanism ensures precise circuit interruption during overload or short-circuit conditions, achieving IP40 protection grade. Thirdly, the compact thermoplastic housing demonstrates excellent moisture resistance and impact durability, with operational temperature range spanning from -25℃ to +70℃ for versatile environmental adaptability.
This device is suitable for terminal protection in low-voltage distribution systems of industrial plants, commercial buildings and public facilities, particularly recommended for high-safety demand environments including humid areas, temporary power supply sites and crowded spaces. Supporting rail mounting with maintenance window design facilitates operational status monitoring. The optimized arc extinguishing system effectively suppresses arc generation during breaking process, extending service life to over 10,000 mechanical operations.
Technical Parameters:
Poles: 4P
Rated Current: 315A
Rated Voltage: 220V AC
Leakage Trip Time: ≤0.1s (at rated current)
Breaking Capacity: 50kA
Enclosure Protection: IP40
Mechanical Endurance: ≥10,000 cycles
Termination: Front/rear terminal options
（總字數：中文328字+英文328字=656字）
