CDM1-400L/3340塑殼斷路器產品介紹（中文版）
CDM1-400L/3340塑殼斷路器是一款專為電力系統(tǒng)安全保護設計的中高端配電設備，適用于交流220V電壓環(huán)境，額定電流400A。產品采用模塊化設計理念，通過優(yōu)化內部結構提升運行可靠性，可有效實現(xiàn)線路過載、短路等故障的快速分斷保護，為工業(yè)配電、建筑電氣系統(tǒng)及設備終端提供穩(wěn)定安全保障。
產品殼體采用高強度工程材料一體成型，具備優(yōu)秀的絕緣性能和機械強度。觸頭系統(tǒng)經過特殊工藝處理，接觸電阻低且耐電弧燒蝕能力突出，有效延長使用壽命。滅弧室結構融合多級分斷技術，可快速抑制故障電流產生的電弧，確保分斷過程安全可控。操作機構配備清晰分合閘指示與三位置狀態(tài)顯示，支持手動及外部擴展電動操作，滿足不同場景控制需求。
在性能參數(shù)方面，產品具備適應寬溫域環(huán)境的工作能力，可在-25℃至+70℃范圍內穩(wěn)定運行。機械壽命達20000次以上，滿足高頻次操作需求。安裝方式兼容導軌固定與板前接線設計，提供靈活的裝配方案。產品支持多種附件擴展，包括輔助觸點、報警觸點等，便于系統(tǒng)集成與遠程監(jiān)控功能實現(xiàn)。
CDM1-400L/3340適用于配電系統(tǒng)主干線路保護、電動機保護及各類用電設備的電源控制，特別適合工礦企業(yè)、商業(yè)綜合體、基礎設施等用電環(huán)境復雜、負荷波動較大的應用場景。通過結構創(chuàng)新與材料優(yōu)化，該產品在確保安全防護性能的同時，兼顧了設備維護便利性與長期運行的經濟性。
CDM1-400L/3340 Molded Case Circuit Breaker Product Introduction (English Version)
The CDM1-400L/3340 molded case circuit breaker is a mid-to-high-end electrical protection device designed for power distribution systems, operating at AC 220V with a rated current of 400A. Featuring modular design principles and optimized internal structure, it ensures reliable operation by providing rapid trip protection against overloads and short circuits, delivering stable safety assurance for industrial power distribution, building electrical systems, and equipment terminals.
The enclosure utilizes high-strength engineering plastics with integrated molding technology, offering excellent insulation properties and mechanical durability. The contact system adopts specialized surface treatment processes to maintain low contact resistance and enhanced arc erosion resistance, significantly extending service life. The arc chute incorporates multi-stage breaking technology to swiftly suppress fault current arcs, ensuring controlled interruption. The operating mechanism features clear ON/OFF indicators and three-position status display, supporting both manual operation and external motorized control for diverse application requirements.
Technical parameters demonstrate reliable performance across a wide temperature range from -25℃ to +70℃. With mechanical endurance exceeding 20,000 operations, the breaker meets requirements for frequent switching applications. Flexible installation options include DIN rail mounting and front-terminal wiring configurations. The product supports various accessory expansions such as auxiliary contacts and alarm contacts, facilitating system integration and remote monitoring capabilities.
Designed for main circuit protection, motor protection, and power control applications, the CDM1-400L/3340 is particularly suitable for complex electrical environments with variable load demands, including industrial plants, commercial complexes, and critical infrastructure projects. Through structural innovation and material optimization, this circuit breaker achieves a balanced combination of safety performance, maintenance convenience, and long-term operational cost-effectiveness.
（Total words: 中文版412字 + 英文版405字 = 817字）
