【中文介绍】
CDM6S-630L/4340B塑壳配电保护装置是一款专为直流220V配电系统设计的高性能保护解决方案，采用插入式板后安装结构，适用于额定电流630A的电力分配场景。该产品以紧凑型设计为核心，兼顾功能性、安全性与操作便捷性，可广泛应用于工业配电、新能源设施、轨道交通等对直流电保护需求较高的领域。
产品采用模块化结构设计，配备高灵敏度电磁脱扣机构，能快速响应过载及短路故障，有效降低设备异常运行风险。分断能力优异，可在直流220V电压环境下稳定切断故障电流，保障后端用电设备安全。动触头系统选用特种合金材料，结合优化的灭弧室结构设计，显著提升电气寿命与抗电弧侵蚀能力，确保长期使用稳定性。
插入式板后安装方式大幅简化了现场施工流程，支持导轨快速固定与插拔式接线，便于设备维护和系统扩展。外壳采用高强度工程塑料一体成型，具备良好的绝缘防护性能与抗冲击特性，满足复杂环境下的安全运行需求。操作界面配置清晰的分合闸指示与状态反馈窗口，配合人性化手柄设计，可实现手动分合闸操作的精准控制。
本产品注重环境适应性设计，内部组件通过多维度工艺处理，可在-25℃至+70℃宽温范围内保持稳定性能，耐受潮湿、粉尘等严苛工况。适用于数据中心、储能电站、船舶电力等对空间利用率与可靠性要求较高的应用场景，为直流配电系统提供高效的分级保护。
【English Introduction】
The CDM6S-630L/4340B Molded Case Circuit Protection Device is a high-performance solution specifically engineered for 220V DC power distribution systems. Featuring a rear-mounted plug-in design, this 630A rated device delivers reliable protection for industrial power networks, renewable energy installations, rail transit systems and other applications requiring robust DC circuit protection.
With its compact modular construction, the device integrates a precision electromagnetic trip mechanism that demonstrates rapid response to overload and short-circuit conditions. The enhanced breaking capacity ensures safe fault current interruption under 220V DC voltage, effectively safeguarding downstream equipment. Precision-engineered moving contact system employs specialized alloy materials combined with an optimized arc extinguishing chamber, delivering extended electrical endurance and improved resistance to arc erosion.
The plug-in rear-mounting configuration streamlines field installation, supporting DIN rail mounting and plug-in terminal connections for simplified maintenance and system expansion. The monocoque housing molded from high-strength engineering plastics provides superior insulation and mechanical protection, ensuring operational safety in demanding environments. Intuitive human-machine interface includes visible switching status indicators and ergonomic handle design, enabling precise manual operation control.
Designed for environmental resilience, internal components undergo multi-stage processing to maintain stable performance across a wide temperature range (-25℃ to +70℃), withstanding humidity, vibration and particulate contamination. Ideal for space-constrained installations including data centers, energy storage plants and marine power systems, this device offers efficient hierarchical protection for DC distribution networks while optimizing equipment lifecycle management.
