CDM1-400L/3310 塑壳断路器产品说明
（中英文对照）
【产品概述】
CDM1-400L/3310塑壳断路器是一款专为直流电路系统设计的配电保护装置，采用模块化结构设计，适用于额定电流400A、直流24V的配电场景。产品通过优化灭弧系统与脱扣机构配合，实现快速分断与可靠保护功能，可有效预防线路过载、短路等异常情况。壳体选用高强度工程材料，兼具绝缘性与抗冲击特性，适应工业环境下的长期稳定运行。
【结构特点】
• 紧凑型设计：整体尺寸（长×宽×高）为220×105×90mm，节省安装空间
• 双断点触头结构：增强分断能力，减少电弧滞留时间
• 可视状态指示：内置机械式分合闸标识，操作状态一目了然
• 便捷接线设计：支持35-120mm²导线连接，配备防松脱螺纹端子
• 电磁操作机构：支持远程分闸控制，适配自动化控制系统
【适用场景】
本产品适用于直流配电系统的过电流保护，典型应用包括：
- 新能源发电系统（光伏阵列、储能设备）
- 轨道交通车辆直流供电系统
- 通信基站直流配电柜
- 工业自动化设备直流回路
- 船舶直流电力网络
【技术参数】
额定电流：400A DC
额定电压：DC24V
极数配置：3P
分断能力：15kA（DC24V）
机械寿命：≥10,000次
操作方式：手动/电动可选
安装方式：导轨固定（标配35mm标准导轨卡扣）
防护等级：IP40（安装后可达IP55）
【使用提示】
- 安装前请确认系统电压与断路器规格匹配
- 建议由专业电工进行接线操作
- 定期检查接线端子紧固状态
- 异常跳闸后应排查故障源后再复位
- 储存环境应保持干燥通风，避免化学腐蚀
CDM1-400L/3310 Molded Case Circuit Breaker Product Description
【Product Overview】
The CDM1-400L/3310 molded case circuit breaker is a specialized protection device for DC circuit systems, featuring modular design for 400A/24V DC power distribution applications. With optimized arc-extinguishing system and trip mechanism coordination, it ensures rapid interruption and reliable protection against overload and short-circuit conditions. The high-strength engineering polymer housing combines insulation properties with impact resistance, supporting durable operation in industrial environments.
【Structural Features】
• Compact dimensions: 220×105×90mm (L×W×H) for space-saving installation
• Double-break contact system: Enhanced breaking capacity with reduced arcing time
• Visual status indication: Mechanical ON/OFF position indicator for clear operation monitoring
• User-friendly terminals: Accommodates 35-120mm² conductors with anti-loosening screw terminals
• Electromagnetic actuator: Enables remote tripping control for automated systems
【Application Fields】
Designed for overcurrent protection in DC power distribution systems, typical applications include:
- Renewable energy systems (PV arrays, energy storage units)
- Rail transit vehicle DC power supply
- Telecom base station DC distribution cabinets
- Industrial automation equipment DC circuits
- Marine DC power networks
【Technical Parameters】
Rated current: 400A DC
Rated voltage: DC24V
Number of poles: 3P
Breaking capacity: 15kA (DC24V)
Mechanical endurance: ≥10,000 operations
Operation mode: Manual/Electric (optional)
Mounting method: DIN rail mounting (35mm standard rail clip included)
Protection class: IP40 (upgradable to IP55 after installation)
【Usage Notes】
- Verify system voltage compatibility before installation
- Qualified electricians recommended for wiring operations
- Periodically inspect terminal tightness
- Troubleshoot system faults before resetting after tripping
- Store in dry, ventilated areas away from corrosive substances
（总字数：中英对照共612字）
