CDM3-63F/43002B 50A塑壳断路器中英文产品介绍
中文版：
CDM3-63F/43002B 50A塑壳断路器是一款专为低压配电系统设计的电路保护装置，适用于交流50/60Hz、额定工作电压至400V的电力环境。该产品采用模块化设计和紧凑结构，在保证安全性能的同时实现便捷的安装与维护，可有效实现线路的过载、短路等故障保护功能。
产品结构采用高强度工程塑料外壳，具有良好的绝缘性能和机械强度。内部配置银合金触头系统，配合精确的双金属片热脱扣机构与电磁瞬时脱扣单元，确保在额定电流范围内实现可靠开断与精准保护。灭弧室采用多重金属栅片结构设计，有效抑制短路电弧扩散，提升分断安全性。操作机构经过优化设计，手柄动作清晰明确，具备"分"、"合"、"脱扣"三位置指示功能。
核心功能特点：
- 过载保护：通过双金属片热效应实现延时保护，避免设备因长时间过载运行造成损坏
- 短路保护：瞬时电磁脱扣机构可在毫秒级时间内切断故障电流
- 高分断能力：可安全分断预期短路电流，有效保护下游设备
- 操作可靠性：机械寿命达10000次以上，满足频繁操作需求
- 安装便捷：支持标准导轨安装，提供多种接线方式选择
该产品适用于工业控制柜、建筑配电箱、机械设备等场景，可广泛配套于电动机保护、配电线路保护等系统。产品采用多重防护设计，包括防尘隔板、防触电保护罩等安全结构，同时支持多种附件扩展，满足不同应用场景的个性化需求。表面经过特殊处理的外壳具有耐腐蚀、抗老化特性，适应-25℃至+55℃的工作环境温度。
英文版：
CDM3-63F/43002B 50A Molded Case Circuit Breaker (MCCB) is a circuit protection device specifically designed for low-voltage distribution systems, suitable for 50/60Hz AC power environments with rated operational voltage up to 400V. Featuring modular design and compact structure, this product ensures operational safety while providing convenient installation and maintenance, effectively protecting circuits against overload and short-circuit faults.
The product incorporates a high-strength engineering plastic enclosure with excellent insulation properties and mechanical durability. The internal silver alloy contact system works in coordination with a precision bimetal thermal trip mechanism and electromagnetic instantaneous trip unit, ensuring reliable breaking and accurate protection within rated current range. The arc quenching chamber adopts multi-layer metal grid design, effectively suppressing short-circuit arc diffusion and enhancing breaking safety. The optimized operating mechanism features distinct handle movements with clear "OFF", "ON", and "TRIPPED" position indicators.
Key Functional Features:
- Overload Protection: Time-delay protection through bimetal thermal effect prevents equipment damage from prolonged overload operation
- Short-Circuit Protection: Instantaneous electromagnetic trip unit interrupts fault current within milliseconds
- High Breaking Capacity: Safely interrupts prospective short-circuit current to protect downstream equipment
- Operational Reliability: Mechanical endurance exceeds 10,000 cycles for frequent operation requirements
- Easy Installation: Supports standard rail mounting with multiple wiring configurations
This product is suitable for industrial control cabinets, building distribution boards, and mechanical equipment installations. It can be widely applied in motor protection systems and power distribution line protection. The integrated safety design includes dust-proof barriers and shock-proof protective covers, with optional accessories available for customized applications. The specially treated housing surface demonstrates corrosion resistance and aging resistance, maintaining stable performance in ambient temperatures from -25℃ to +55℃.
Technical Parameters:
- Rated Current: 50A
- Rated Operational Voltage: AC 400V
- Breaking Capacity: 10kA (at 400V AC)
- Mechanical Life: ≥10,000 cycles
- Protection Class: IP20 (terminal area)
- Terminal Torque: 2.5N·m
产品采用阻燃材料制造并通过严格的质量检测程序，所有生产过程均执行完善的质量控制体系。人性化的窗口式电流调节设计简化了参数设定流程，支持现场快速调试。卡扣式结构设计便于维护时的快速拆卸，减少设备停机时间。
