CDM3-250S/3310 160A DC24V 塑壳断路器中英文产品介绍
一、产品概述(Product Overview)
CDM3-250S/3310 160A DC24V塑壳断路器是一款针对低压直流电路保护开发的电气装置。产品采用模块化结构设计,额定电流160A,适用于额定工作电压DC24V的配电系统。通过优化内部灭弧系统与触头结构,可实现对线路的过载、短路保护等功能,为直流电力设备提供可靠的安全保障。
二、核心特点(Core Features)
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紧凑型框架设计(Compact Structure)
壳体采用高阻燃性工程材料,外形尺寸合理优化,有效节省安装空间。三极联动机构确保各相触头同步动作,提升操作稳定性。
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双重保护机制(Dual Protection)
集成精确热磁脱扣系统,对过载电流进行反时限保护,对短路故障实施瞬时动作。脱扣特性曲线经过严格验证,确保保护动作的准确性。
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增强型灭弧性能(Arc Control)
特殊设计的灭弧栅片与气吹式灭弧室配合,可快速分断故障电流。接触系统采用银基合金材质,有效降低接触电阻并提升电气寿命。
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灵活适配能力(Adaptive Application)
提供多种接线端子选项,支持前/后接线方式。操作机构具备清晰分合闸指示,支持面板安装与导轨安装两种模式。
三、技术参数(Technical Parameters)
- 额定电流:160A
- 极数:3P
- 额定工作电压:DC24V
- 额定绝缘电压:500V
- 分断能力:15kA
- 机械寿命:20,000次
- 电气寿命:10,000次
- 工作温度:-25℃~+70℃
- 防护等级:IP40(安装后)
四、应用领域(Application Fields)
适用于新能源储能系统、轨道交通辅助供电、工业自动化控制柜等直流配电场景。典型应用包括光伏汇流箱、直流充电桩、电池管理系统(BMS)等需要直流电路保护的设备。
五、使用说明(Usage Guidelines)
建议由专业电气人员执行安装操作;定期检查接线紧固状态;保持通风散热环境;异常跳闸后应排查故障原因再复位;长期存放需置于干燥环境。
CDM3-250S/3310 160A DC24V Molded Case Circuit Breaker Introduction
I. Product Profile
The CDM3-250S/3310 160A DC24V molded case circuit breaker is designed for low-voltage DC circuit protection. With modular construction and 160A rated current, it suits 24V DC distribution systems. The optimized arc extinguishing system and contact structure provide reliable overload/short-circuit protection for DC electrical equipment.
II. Key Advantages
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Space-saving Design
Flame-retardant engineering plastic housing minimizes installation footprint. Three-pole linkage mechanism ensures synchronized contact movement.
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Advanced Protection
Thermal-magnetic trip unit delivers inverse-time delay for overloads and instantaneous response for short circuits. Verified trip characteristics ensure precise protection coordination.
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Enhanced Safety
Specially designed arc chute and gas-driven arc chamber enable fast fault current interruption. Silver-alloy contacts reduce resistance and extend electrical endurance.
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Installation Flexibility
Multiple terminal options support front/rear wiring. Clear position indicator with panel/DIN rail mounting options simplifies integration.
III. Specifications
- Rated Current: 160A
- Poles: 3P
- Operational Voltage: DC24V
- Insulation Voltage: 500V
- Breaking Capacity: 15kA
- Mechanical Durability: 20,000 cycles
- Electrical Life: 10,000 cycles
- Ambient Temperature: -25℃~+70℃
- Protection Class: IP40 (when installed)
IV. Typical Applications
Ideal for DC power distribution in renewable energy storage, rail transit auxiliary systems, and industrial automation. Commonly used in PV combiner boxes, DC charging piles, battery management systems (BMS), and other DC circuit protection scenarios.
V. Operational Notes
Installation should be performed by qualified personnel; Periodically inspect terminal tightness; Ensure proper ventilation; Troubleshoot before resetting after tripping; Store in dry conditions when not in use.