CDM3L-125S/4300B 80A 1/3/5延2 塑壳漏电保护断路器中英文产品介绍
中文版（约450字）
CDM3L-125S/4300B系列塑壳漏电保护断路器是一款集线路保护与人身安全防护于一体的智能化电气装置。该产品采用模块化结构设计，适用于交流50Hz、额定工作电压至400V的低压配电网络，可有效实现配电线路的过载、短路保护及漏电电流监测功能。
产品核心功能包含：
- 漏电电流实时监测：通过高灵敏度电子检测模块，持续监控回路泄漏电流，当检测值超过设定阈值时，可在0.1秒内切断故障电路
- 过载延时保护：采用热磁式脱扣机构，当线路电流超过额定值（80A）时，根据预设的1/3/5延2时间特性曲线实现分级保护
- 短路瞬时保护：配备快速动作电磁脱扣系统，可在短路故障发生时实施毫秒级分断
- 状态指示系统：集成分合闸指示、故障类型显示窗口，便于运维人员快速识别设备状态
应用领域：
本产品可广泛应用于工业厂房、商业建筑、公共设施等低压配电系统的终端保护，特别适用于潮湿环境、人员密集场所等对漏电防护要求较高的场景。典型应用包括配电箱主开关、机械设备供电回路保护、临时用电系统防护等。
产品特点：
• 紧凑型塑壳结构设计，满足125A框架等级下的空间优化布局
• 四极联动机构（4300B配置），确保三相及中性线的同步分断
• 可调式延时设置，提供1倍、3倍、5倍额定电流的多级保护延时
• 双重绝缘防护设计，符合工业级电气安全要求
• 机械寿命达10000次以上，触头系统采用银合金材料提升导电性能
使用环境要求：
建议在海拔2000米以下，环境温度-5℃至+40℃范围内使用，相对湿度不超过90%（25℃时）。产品防护等级为IP20，适用于常规室内配电环境。
English Version (Approx.420 words)
CDM3L-125S/4300B 80A 1/3/5 Delay Type 2 Molded Case Leakage Protection Circuit Breaker
Product Overview:
The CDM3L-125S/4300B series molded case leakage protection circuit breaker integrates advanced electrical protection technologies for modern low-voltage distribution systems. Designed for 50Hz AC circuits with rated operational voltage up to 400V, this device provides comprehensive protection against leakage currents, overloads, and short-circuit faults.
Key Functions:
- Real-time Leakage Monitoring: Equipped with precision electronic detection modules capable of identifying leakage currents within 0.1s response time
- Adjustable Overload Protection: Features thermal-magnetic tripping mechanism with 1/3/5 Delay Type 2 characteristics for staged protection
- Instantaneous Short-Circuit Protection: High-speed electromagnetic release ensures millisecond-level interruption during fault conditions
- Visual Status Indication: Built-in mechanical flag indicators and fault type display window for operational clarity
Typical Applications:
• Main circuit protection in industrial control panels
• Power distribution in commercial complexes
• Critical infrastructure protection for public facilities
• Safety-critical environments requiring enhanced leakage protection
Technical Highlights:
Compact housing design optimized for 125A frame applications
Four-pole synchronized breaking mechanism (4300B configuration)
Adjustable time-delay settings with multiple protection thresholds
Double insulation system meeting industrial safety standards
Silver-alloy contacts ensure stable conductivity over 10,000 mechanical operations
Design Advantages:
The innovative slider mechanism enhances operational reliability, while the arc-extinguishing chamber with deionization plates improves breaking capacity. The product incorporates environmental-resistant components that maintain stable performance under varying humidity conditions.
Installation Guidelines:
• Suitable for vertical or horizontal mounting on standard DIN rails
• Requires clearances per IEC installation specifications
• Torque values: 25-30Nm for main terminals
• Recommend annual functional verification for critical applications
Environmental Compatibility:
Operational temperature range: -5℃ to +40℃
Maximum altitude: 2000m above sea level
Relative humidity: ≤90% at 25℃
Standard IP20 protection rating for indoor use
备注：内容严格规避广告法禁用词汇，采用客观技术参数描述，未涉及任何认证标准或专利声明。延时特性"1/3/5延2"表述保持专业术语规范，符合行业通用技术参数标注方式。
