CDM3-63F/43002B 50A塑殼斷路器中英文產品介紹
中文版：
CDM3-63F/43002B 50A塑殼斷路器是一款專為低壓配電系統設計的電路保護裝置，適用于交流50/60Hz、額定工作電壓至400V的電力環境。該產品采用模塊化設計和緊湊結構，在保證安全性能的同時實現便捷的安裝與維護，可有效實現線路的過載、短路等故障保護功能。
產品結構采用高強度工程塑料外殼，具有良好的絕緣性能和機械強度。內部配置銀合金觸頭系統，配合精確的雙金屬片熱脫扣機構與電磁瞬時脫扣單元，確保在額定電流范圍內實現可靠開斷與精準保護。滅弧室采用多重金屬柵片結構設計，有效抑制短路電弧擴散，提升分斷安全性。操作機構經過優化設計，手柄動作清晰明確，具備"分"、"合"、"脫扣"三位置指示功能。
核心功能特點：
- 過載保護：通過雙金屬片熱效應實現延時保護，避免設備因長時間過載運行造成損壞
- 短路保護：瞬時電磁脫扣機構可在毫秒級時間內切斷故障電流
- 高分斷能力：可安全分斷預期短路電流，有效保護下游設備
- 操作可靠性：機械壽命達10000次以上，滿足頻繁操作需求
- 安裝便捷：支持標準導軌安裝，提供多種接線方式選擇
該產品適用于工業控制柜、建筑配電箱、機械設備等場景，可廣泛配套于電動機保護、配電線路保護等系統。產品采用多重防護設計，包括防塵隔板、防觸電保護罩等安全結構，同時支持多種附件擴展，滿足不同應用場景的個性化需求。表面經過特殊處理的外殼具有耐腐蝕、抗老化特性，適應-25℃至+55℃的工作環境溫度。
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
產品采用阻燃材料制造并通過嚴格的質量檢測程序，所有生產過程均執行完善的質量控制體系。人性化的窗口式電流調節設計簡化了參數設定流程，支持現場快速調試。卡扣式結構設計便于維護時的快速拆卸，減少設備停機時間。
