CDM1-250M/3340 225A DC24V塑壳断路器产品介绍
【中文版】
CDM1-250M/3340 225A DC24V塑壳断路器是一款专为直流电路保护设计的电气设备，适用于额定电流225A、直流24V的配电系统。该产品采用紧凑型结构和模块化设计理念，在保障电路安全的同时兼顾设备安装的便捷性，可广泛应用于工业控制、轨道交通、新能源设施等需要直流配电保护的领域。
核心优势方面，产品搭载了高效灭弧系统和快速脱扣机构，可在电路发生短路或过载时实现快速分断。触头部分采用银合金材料制造，配合特殊设计的导流结构，有效降低接触电阻，提升导电稳定性。产品外壳选用高强度工程塑料，具备良好的绝缘性能和机械强度，可适应-25℃至+70℃的工作环境温度。
在产品设计上，配备清晰的三档分合闸指示器和操作手柄，便于工作人员直观掌握设备运行状态。采用可拆卸式端子结构设计，既方便现场接线操作，也利于后期维护检修。针对直流电路特性，特别优化了磁脱扣线圈参数，确保在不同工况下均能实现可靠的保护动作。
应用场景包括但不限于：直流配电柜主回路保护、充电桩电源系统防护、太阳能储能设备电路控制等。建议配合辅助触点模块使用，可实现远程状态监测功能。安装时需注意保持垂直安装角度，并预留足够的散热空间。
【English Version】
The CDM1-250M/3340 225A DC24V Molded Case Circuit Breaker is specifically engineered for DC circuit protection, designed for 225A rated current and 24V DC power distribution systems. Featuring a compact structure and modular design concept, this product ensures circuit safety while maintaining installation convenience, making it suitable for industrial control systems, rail transportation, new energy facilities, and other applications requiring DC power protection.
The product incorporates an efficient arc-extinguishing system and rapid tripping mechanism, enabling swift circuit interruption during short-circuit or overload conditions. The silver-alloy contacts combined with specially designed current-carrying structures effectively reduce contact resistance and enhance conductive stability. The housing utilizes high-strength engineering plastics with excellent insulation properties and mechanical durability, adaptable to operating temperatures ranging from -25℃ to +70℃.
Design highlights include a three-position status indicator and ergonomic operating handle for clear visual monitoring. The detachable terminal design simplifies wiring operations and facilitates maintenance procedures. The magnetic trip coil parameters are specially optimized for DC circuit characteristics to ensure reliable protection under various operating conditions.
Typical applications encompass main circuit protection in DC distribution cabinets, charging pile power system protection, and solar energy storage equipment control. When used with auxiliary contact modules, remote status monitoring can be achieved. Installation requires maintaining vertical mounting orientation and allowing adequate heat dissipation space.
This product combines 3P+N pole configuration with adjustable trip settings, offering flexible protection parameter customization. The integrated thermal-magnetic protection mechanism provides dual safeguards against overload and short-circuit faults. For optimal performance, regular inspection of terminal tightness and contact surface cleanliness is recommended according to operational conditions.
（注：中英文合计约620字，通过技术参数描述和应用场景说明展现产品特性，避免使用绝对化表述，聚焦产品功能与使用价值）
