CDM6S-400M/4310B 塑殼式配電保護裝置產品介紹（中文版）
CDM6S-400M/4310B 是一款專為直流220V配電系統設計的高性能保護裝置，采用模塊化結構設計，適用于額定電流400A的電力分配場景。產品集過載保護、短路保護等核心功能于一體，可有效提升配電系統的可靠性與安全性。
核心特點：
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穩健結構設計
殼體采用高強度工程材料注塑成型，具備良好的機械強度和耐候性，能適應-25℃至+70℃的工作環境。內部觸頭系統選用銀基合金材料，配合多重滅弧結構設計，有效抑制電弧產生。
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智能保護機制
集成熱磁雙保護單元，可根據負載特性自動匹配保護曲線。電磁脫扣機構響應時間小于20ms，支持精準的短路電流分斷。熱脫扣組件采用雙金屬片溫度補償技術，有效規避環境溫差對保護精度的影響。
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人性化操作界面
配備四檔可視化分合閘指示窗，支持遠程/本地雙控制模式。旋轉手柄操作力矩≤5N·m，符合人體工程學設計規范。內置機械聯鎖裝置，確保操作過程的安全可靠性。
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靈活擴展能力
預留標準通訊接口位，支持后期數字化升級改造。模塊化附件設計便于維護更換，三極聯動結構確保各相位的同步動作精度。
應用領域：
本產品適用于軌道交通牽引供電、光伏儲能系統、直流微電網等220V直流配電場景，可為數據中心備用電源系統、工業自動化控制回路等關鍵負載提供電路保護。
安裝維護：
支持垂直/水平多向安裝方式，導軌固定結構簡化裝配流程。建議定期進行觸點清潔維護，推薦檢查周期為12個月或操作2000次后（以先到者為準）。
CDM6S-400M/4310B Molded Case Circuit Protector (English Version)
The CDM6S-400M/4310B is a high-performance protection device specifically engineered for 220V DC power distribution systems. With modular architecture design, this 400A rated device delivers comprehensive circuit protection for modern electrical networks.
Key Features:
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Robust Construction
The polycarbonate composite housing provides IP40 protection grade and UL94 V-0 flame resistance. Copper alloy busbars with tin-plated terminals ensure stable conductivity. Arc chutes with deionization plates achieve efficient arc extinction.
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Adaptive Protection
Dual protection mechanism combines thermal-magnetic tripping technology. Magnetic trip unit responds within 18ms for short-circuit events, while thermal element maintains ±10% current calibration accuracy. Adjustable time-current characteristic curves accommodate various load profiles.
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Operational Safety
Three-position rotary handle (ON/OFF/TRIPPED) with tactile feedback. Mechanical interlock prevents cover removal during operation. Transparent inspection window allows visual contact status confirmation without disassembly.
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System Integration
Uniform mounting dimensions comply with industry specifications. Auxiliary contact slots support alarm signaling modules. Test button facilitates routine functional verification during maintenance.
Typical Applications:
- DC traction power supply for rail transit
- Battery storage systems in renewable energy plants
- Emergency lighting circuits in commercial buildings
- Process control panels in industrial facilities
Installation Guidelines:
Ambient temperature range: -25°C to +70°C (derating required above 55°C). Maintain minimum 50mm clearance for heat dissipation. Torque terminals to 25N·m using calibrated tools. Periodic lubrication of rotating parts recommended every 3,000 operations.
This product embodies practical engineering solutions for modern DC power distribution challenges, delivering reliable circuit protection through optimized design and quality craftsmanship.
