CDM1-400L/3200 250A塑壳断路器产品介绍
产品概述：
CDM1-400L/3200 250A塑壳断路器是为配电系统设计的智能保护装置，适用于交流50Hz、额定工作电压至690V的电力环境。产品采用模块化设计理念，集成线路保护与控制功能于一体，可有效实现配电网络的过载、短路等故障防护。壳体采用高强度工程材料铸造而成，具备良好的机械强度和绝缘性能。
结构特点：
创新设计的触头系统配合三段式灭弧室结构，可快速切断故障电流并有效限制电弧能量。旋转双断点分断技术提升产品分断效率，配置可调节式热磁脱扣机构，实现精准的电流保护特性匹配。操作机构采用弹簧储能结构，支持手柄直接操作或远程电动控制。产品本体标准配置隔离功能，维护时可通过可见断口确认分闸状态。防护等级达到IP40，适应多种安装环境需求。
性能优势：
核心部件经过特殊工艺处理，主触点采用银基复合材料，接触电阻低且耐电弧烧蚀。灭弧栅片经优化排列设计，有效提升分断过程中的气体导流效率。产品具备3200A的分断能力，可满足多数配电场景的短路保护需求。通过改进散热通道设计，产品在持续满负荷运行时仍能保持稳定温升。插拔式辅助触头模块便于功能扩展，支持多种信号反馈需求。
应用场景：
广泛应用于工业配电柜、建筑电气竖井、市政供电系统等场合，适用于变压器出线端保护、电动机馈电回路控制及配电干线分支保护。产品支持水平安装与垂直安装两种方式，适配标准35mm导轨或固定式安装需求。紧凑型结构设计可有效节省配电柜空间，模块化附件系统便于后期维护升级。
CDM1-400L/3200 250A Molded Case Circuit Breaker Product Introduction
Product Overview:
The CDM1-400L/3200 250A molded case circuit breaker is an intelligent protection device designed for power distribution systems, suitable for AC 50Hz power networks with rated operational voltage up to 690V. Incorporating modular design principles, it integrates circuit protection and control functions to effectively safeguard power distribution networks against overload and short-circuit faults. The housing is constructed from high-strength engineering materials, ensuring excellent mechanical durability and insulation performance.
Structural Features:
The innovative contact system combined with a three-stage arc extinguishing chamber enables rapid fault current interruption with effective arc energy limitation. The rotary double-breakpoint technology enhances breaking efficiency, while the adjustable thermal-magnetic trip unit ensures precise current protection matching. The spring-operated mechanism supports both manual handle operation and remote electrical control. Standard isolation function allows visible contact separation verification during maintenance. With IP40 protection rating, it adapts to various installation environments.
Performance Advantages:
Critical components undergo special processing - silver-based composite main contacts provide low resistance and arc erosion resistance. Optimized arc chute design improves gas flow efficiency during breaking. The product achieves 3200A breaking capacity to meet most short-circuit protection requirements. Improved thermal management ensures stable temperature rise under continuous full-load operation. Plug-in auxiliary contact modules support flexible functional expansion for multiple signal feedback needs.
Application Scenarios:
Widely used in industrial switchgear, building electrical shafts, and municipal power systems. Suitable for transformer output protection, motor feeder circuit control, and main distribution line protection. Supports both horizontal and vertical mounting configurations, compatible with standard 35mm rails or fixed installations. Compact structural design optimizes panel space utilization, while modular accessories facilitate future maintenance and upgrades.
