CDM1-400L/32002 250A塑壳断路器产品介绍
CDM1-400L/32002 250A塑壳断路器是一款面向现代电力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的配电网络。该产品采用模块化结构设计，在电力分配、设备保护及电路控制领域展现稳定性能，可有效实现过载、短路等故障的快速分断保护。
产品核心功能：
- 电流保护功能：250A额定电流设计满足中高容量电路需求，精准的电磁式脱扣机构可实现短路瞬时保护及过载长延时保护双重机制。
- 安全操作设计：配备可视分合闸指示窗，四档位置显示器直观反映断路器工作状态。操作手柄符合人体工学设计，分断能力达35kA（400V时）。
- 灵活扩展配置：支持加装辅助触点、报警触点等附件模块，适配多种控制需求。抽屉式安装结构便于快速维护更换，有效缩短设备停机时间。
结构特点：
产品外壳采用高强度工程塑料注塑成型，具备良好的绝缘性能和机械强度。内部搭载高效灭弧室结构，通过优化栅片布局实现电弧快速分割熄灭。触头系统应用银基合金材料，结合特殊表面处理工艺，有效降低接触电阻并提升电气寿命。
典型应用场景：
广泛应用于工业厂房、商业建筑、市政工程等配电系统，特别适用于电动机保护、变压器二次侧保护及主配电柜进线保护。在光伏发电系统、港口机械等复杂工况环境下表现稳定。
产品优势：
- 紧凑型设计：相较于同级别产品缩减约15%安装空间
- 双断点触头系统：提升分断可靠性与安全性
- 全模块化结构：支持后期功能扩展升级
- 宽温域适应性：-25℃至+70℃环境温度稳定运行
CDM1-400L/32002 250A塑壳断路器通过持续优化内部结构和材料选型，在确保安全防护性能的同时，为用户提供经济高效的电路保护解决方案。产品支持垂直或水平安装方式，适配各类标准导轨安装系统，可灵活配置于多种配电场景。
CDM1-400L/32002 250A Molded Case Circuit Breaker Introduction
The CDM1-400L/32002 250A molded case circuit breaker is an intelligent protection device designed for modern power systems, suitable for AC 50Hz distribution networks with rated operational voltage up to 690V. Featuring modular construction, this product demonstrates reliable performance in power distribution, equipment protection, and circuit control applications, providing rapid interruption for overload and short-circuit faults.
Key Features:
- Current Protection: 250A rated current capacity meets medium-high power circuit requirements. Precision electromagnetic trip mechanism enables dual protection of instantaneous short-circuit response and long-delay overload protection.
- Safety Operation: Equipped with visible switching status window and four-position indicator. Ergonomically designed operating handle with 35kA breaking capacity at 400V.
- Flexible Configuration: Supports auxiliary contacts, alarm modules and other accessories. Draw-out version facilitates quick maintenance and replacement.
Structural Advantages:
High-strength engineering plastic enclosure ensures excellent insulation and mechanical durability. Optimized arc chamber design with segmented grids enables rapid arc extinguishing. Silver-alloy contacts with special surface treatment reduce resistance and enhance electrical endurance.
Typical Applications:
Widely used in industrial plants, commercial buildings and municipal power systems, particularly suitable for motor protection, transformer secondary protection and main distribution cabinet line protection. Demonstrates stable performance in PV systems and port machinery applications.
Product Highlights:
- Compact design saves 15% installation space compared to similar products
- Double-break contact system enhances operational reliability
- Fully modular structure allows functional upgrades
- Wide temperature adaptability (-25℃ to +70℃)
Through continuous optimization of internal structure and material selection, the CDM1-400L/32002 250A provides cost-effective circuit protection while ensuring safety performance. Supporting vertical/horizontal mounting and standard rail installation, it offers flexible configuration for diverse power distribution scenarios.
