【中文介绍】
CDW6I-4000H 630A框架式断路器是一款专为AC230V配电系统设计的电气保护装置，适用于水泵控制系统、工业电力分配及设备保护等场景。该产品采用模块化设计理念，核心功能包含短路保护、过载保护和故障隔离，可为用电设备提供稳定的安全防护。
产品采用高强度绝缘材料与一体化金属框架结构，有效提升机械强度与散热性能。触头系统通过优化设计，实现低接触电阻与均匀电流分布，降低运行温升。630A额定电流承载能力满足中高负荷场景需求，抽屉式安装结构便于快速维护与更换，减少系统停机时间。无欠压脱扣功能设计使其在电压波动场景下保持稳定运行，避免因瞬时电压跌落导致的误动作。
操作机构配备三重储能弹簧系统，确保分合闸动作高效精准，机械寿命可达10,000次以上。可视化状态指示窗与双色LED报警指示灯提供直观运行监控，支持远程信号接口便于系统集成。产品表面经耐腐蚀工艺处理，适应-25℃至+70℃宽温环境，防护等级达IP40。
典型应用包括水泵站主电路保护、工厂配电柜主开关、商业建筑电力干线等场景。通过优化电磁系统设计，产品在频繁启停工况下仍能保持稳定的电气性能，为持续运转的电力设备提供可靠保障。
【English Introduction】
The CDW6I-4000H 630A frame circuit breaker is a protective electrical device specifically designed for 230V AC power distribution systems, ideal for pump control systems, industrial power distribution and equipment protection. Featuring modular design philosophy, its core functions include short-circuit protection, overload protection and fault isolation, delivering reliable safety control for electrical installations.
Constructed with high-strength insulating materials and integrated metal frame structure, the product demonstrates enhanced mechanical stability and thermal dissipation efficiency. The optimized contact system achieves low resistance and balanced current distribution, effectively reducing operational temperature rise. With 630A rated current capacity, it meets medium-to-high load requirements, while the withdrawable installation design enables quick maintenance and replacement to minimize system downtime. The absence of under-voltage release function ensures stable operation during voltage fluctuations, preventing unnecessary tripping caused by transient voltage dips.
The operating mechanism incorporates triple energy-storage spring system, guaranteeing precise switching operations with mechanical endurance exceeding 10,000 cycles. Transparent status window and dual-color LED indicators provide real-time monitoring, complemented by remote signaling interface for system integration. Corrosion-resistant surface treatment allows reliable performance in wide temperature range from -25℃ to +70℃, with IP40 protection rating.
Typical applications encompass main circuit protection for pumping stations, primary switching in factory distribution cabinets, and power trunk lines in commercial buildings. Through optimized electromagnetic system design, the product maintains consistent electrical characteristics under frequent start-stop conditions, ensuring dependable protection for continuous operation of power equipment.
（中英文合计约620字，段落间自然分隔避免编号，符合技术文档规范）
