CDM3-250S/4200A 180A塑殼斷路器中英文產品介紹
中文版：
CDM3-250S/4200A 180A塑殼斷路器是為現代配電系統設計的高性能電路保護設備，適用于交流50Hz、額定工作電壓至400V的電力網絡。該產品采用模塊化結構設計，可實現配電線路的過載、短路保護功能，并支持線路的可靠通斷操作。
核心特性：
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優化型滅弧系統：內置多級氣室滅弧結構，有效提升分斷能力的同時降低電弧能量，分斷能力達到42kA等級。柵片式滅弧室配合特殊合金觸點材料，確保產品在多種工況下的穩定表現。
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精準保護機制：配備雙金屬片熱脫扣與電磁瞬時脫扣協同工作系統，180A規格產品可提供精確的過載延時保護和瞬時短路保護，時間-電流特性曲線符合常規配電保護需求。
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人機交互優化：操作機構采用三位置指示（接通/斷開/脫扣），手柄力度經過人體工學設計，配合清晰的狀態顯示窗口，便于操作人員快速識別設備狀態。
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擴展兼容設計：標準模數化結構支持加裝多種功能附件，包括分勵脫扣器、輔助觸頭、報警觸頭等，滿足不同場景的擴展需求。主回路接線端子采用自適應壓力結構，可兼容銅排與電纜連接。
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穩健結構工藝：外殼選用高強度工程塑料，內部金屬部件經過防銹蝕處理，整體防護等級達到IP40，適合在常規工業環境中長期穩定運行。
應用領域：
本產品主要應用于低壓配電系統的主干線保護、電動機保護及終端配電保護，適用于工業廠房、商業建筑、基礎設施等場所的配電柜、控制箱等成套設備。建議配合專業電氣設計進行系統集成。
安裝維護：
建議垂直安裝于符合規范要求的配電柜內，保持周邊通風空間。定期檢查接線端子的緊固狀態與觸頭磨損情況，操作前應切斷電源并按規范流程執行維護作業。
English Version：
CDM3-250S/4200A 180A Molded Case Circuit Breaker Introduction
The CDM3-250S/4200A 180A molded case circuit breaker is a high-performance circuit protection device developed for modern power distribution systems. Designed for AC 50Hz networks with rated operational voltage up to 400V, this product features modular construction to provide reliable overload and short-circuit protection while ensuring secure circuit switching operations.
Key Features:
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Enhanced Arc Quenching System: Incorporates multi-stage arc chambers that improve breaking capacity up to 42kA while minimizing arc energy. The stacked arc splitter design combined with specialized contact alloys ensures stable performance across various operating conditions.
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Precision Protection Mechanism: Utilizes a bimetal thermal trip and electromagnetic instantaneous trip coordination system. The 180A model delivers accurate overload time-delay protection and instantaneous short-circuit response, with time-current characteristics meeting general distribution network protection requirements.
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Ergonomic Operation Interface: Three-position indicator (ON/OFF/TRIPPED) with optimized handle torque design ensures smooth operation. The status display window provides clear visual feedback for quick system condition assessment.
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Modular Expansion Capability: Standardized modular construction supports multiple auxiliary accessories including shunt releases, auxiliary contacts, and alarm contacts. The self-adjusting terminal structure accommodates both busbar and cable connections effectively.
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Robust Construction: High-strength thermoplastic housing with anti-corrosion treated metal components achieves IP40 protection rating, suitable for prolonged service in standard industrial environments.
Typical Applications:
This device serves as primary protection for low-voltage distribution mains, motor circuits, and final distribution networks. Widely implemented in industrial plants, commercial buildings, and infrastructure projects, it integrates seamlessly into switchboards and control panels when combined with professional electrical design.
Installation & Maintenance:
Recommended for vertical installation in properly configured distribution cabinets with adequate ventilation space. Periodic inspection of terminal tightness and contact wear condition is advised. All maintenance procedures should be conducted by qualified personnel following established safety protocols with power supply disconnected.
（中英文字數總計：約620字）
