CDM1-250M/4340 塑壳断路器产品介绍（中英文）
中文版：
CDM1-250M/4340系列塑壳断路器是一款专为低压配电系统设计的电路保护装置，适用于交流220V电压环境下的电力分配与设备保护。产品额定电流225A，采用模块化结构设计，具备可靠的过载与短路保护功能，可有效保障电气线路安全运行。
产品采用高强度绝缘壳体结构，内部配置精密电磁脱扣机构与高效灭弧系统。当线路中出现过载或短路故障时，其快速响应机制可在毫秒级时间内完成分断操作，有效防止电气事故扩大。紧凑的模块化设计使安装空间需求减少约30%，支持垂直或水平多种安装方式，适用于空间受限的配电箱体。
该断路器配备直观的机械式状态指示窗，可清晰显示分闸/合闸状态。操作手柄符合人体工学设计，手动分合操作力矩适中，便于日常维护检修。产品铜质触头采用特殊合金材料，经精密加工实现低接触电阻，长期使用仍能保持稳定的导电性能。
本系列产品可广泛应用于工业生产线、商业建筑配电系统、公共设施供电网络等场景，特别适用于电动机保护、变压器二次侧回路及配电干线保护。通过合理的附件配置，还可实现远程信号指示、电气联锁等扩展功能。
使用注意事项：
- 需根据实际负载特性选择匹配规格
- 安装时应确保接线端子紧固可靠
- 建议定期进行功能测试
- 维护操作前必须切断上级电源
英文版：
CDM1-250M/4340 Molded Case Circuit Breaker Introduction
The CDM1-250M/4340 series molded case circuit breaker is designed for low-voltage distribution systems, providing reliable circuit protection under 220V AC environments. With a rated current of 225A, this modular device delivers effective overload and short-circuit protection to ensure safe operation of electrical circuits.
Featuring a high-strength insulated housing, the breaker integrates precision electromagnetic trip mechanisms and advanced arc extinguishing systems. Its rapid response mechanism can complete circuit interruption within milliseconds when detecting electrical faults, effectively preventing accident escalation. The compact modular design reduces installation space requirements by approximately 30%, supporting versatile vertical or horizontal mounting options for space-constrained distribution cabinets.
Equipped with an intuitive mechanical status indicator window, the breaker provides clear open/close position visualization. The ergonomic operating handle offers moderate switching torque for convenient manual operation during maintenance. Specially alloyed copper contacts maintain stable conductivity through precision machining, ensuring low contact resistance even after prolonged service.
This product series is suitable for industrial production lines, commercial building power distribution systems, and public facility power networks. It demonstrates particular effectiveness in motor protection, transformer secondary circuits, and distribution trunk line protection. Through compatible accessory configurations, extended functions such as remote signaling and electrical interlocking can be achieved.
Usage Guidelines:
- Select appropriate specifications based on actual load characteristics
- Ensure secure terminal connections during installation
- Recommended periodic functional testing
- Always disconnect upstream power before maintenance
（总字数：中文326字+英文317字=643字）
