CDM6S-630L/4310B 400A DC24V 插入式板后接塑壳配电保护装置产品介绍
（中文版）
CDM6S-630L/4310B 400A DC24V是一款专为现代化配电系统设计的智能保护装置，采用插入式板后接线结构，适用于交流50/60Hz、额定工作电压至400V的配电网络中。该产品集过载保护、短路保护和控制功能于一体，其400A额定电流承载能力可满足工业配电、商业建筑、基础设施等领域的电路保护需求。
本装置采用模块化结构设计，核心部件配置热磁式脱扣机构，能够精准识别线路异常状态并及时切断故障电流。内置DC24V直流操作电源接口，兼容自动化控制系统集成需求。独特的插入式安装方式配合板后接线结构，有效节省安装空间，简化现场布线流程，特别适合配电柜改造升级或紧凑型配电箱应用场景。
产品外壳选用高强度工程塑料与金属框架复合结构，具备优异的绝缘性能和机械强度。触头系统采用银合金材料制作，配合优化的灭弧室设计，能有效降低电弧能量，延长电气寿命。操作机构经过精密调校，确保分合闸动作的可靠性与一致性。透明状态指示窗口与机械式脱扣指示装置，为运维人员提供直观的设备状态反馈。
相比传统配电保护装置，本产品具有三项显著优势：其一，板后接线设计降低前端操作风险，提升维护安全性；其二，模块化部件支持快速更换，减少设备停机时间；其三，宽泛的环境适应性，可在-25℃至+70℃温度范围和95%相对湿度环境下稳定运行。典型应用场景包括电力分配系统主回路保护、电动机保护、变压器二次侧保护及重要负载回路控制等。
（English Version）
The CDM6S-630L/4310B 400A DC24V Molded Case Circuit Protection Device is an intelligent protection solution specifically engineered for modern power distribution systems. Featuring plug-in type rear-mounted terminal connections, this device is designed for 50/60Hz AC networks with rated operational voltage up to 400V. Integrating overload protection, short-circuit protection and control functions, its 400A current rating makes it suitable for various applications including industrial power distribution, commercial buildings, and infrastructure projects.
The modular construction incorporates a thermal-magnetic trip unit that accurately detects circuit abnormalities and interrupts fault currents. The built-in DC24V control power interface enables seamless integration with automated management systems. The innovative plug-in mounting design combined with rear-access terminals significantly reduces installation space requirements and simplifies wiring processes, particularly advantageous for switchgear retrofits or compact panel installations.
The composite housing combines high-strength engineering plastics with a metal frame, ensuring excellent insulation and mechanical durability. Silver-alloy contacts paired with optimized arc chute design effectively reduce arc energy while extending electrical endurance. Precision-calibrated operating mechanisms guarantee reliable switching consistency. Transparent status windows and mechanical trip indicators provide clear operational feedback for maintenance personnel.
Key advantages include: 1) Rear-mounted terminals enhance maintenance safety by minimizing front-panel operations 2) Modular components allow swift replacement to reduce downtime 3) Robust environmental adaptability ensures stable performance within -25℃ to +70℃ temperature range and 95% relative humidity. Typical applications encompass main circuit protection in power distribution networks, motor protection, transformer secondary-side protection, and critical load circuit control.
The product s design emphasizes operational reliability and maintenance convenience, making it a practical choice for system integrators and electrical engineers seeking efficient circuit protection solutions without compromising space utilization or installation flexibility.
