CDM3-400F/3340 塑殼斷路器產品介紹（中英對照）
一、產品概述
CDM3-400F/3340塑殼斷路器是一款專為直流24V低壓配電系統設計的電路保護裝置，額定電流400A。該產品采用模塊化結構設計，具備可靠的過載和短路保護功能，能在電路異常時快速切斷電源，有效保障電氣設備和線路的運行安全。殼體采用高強度工程材料，兼顧絕緣性能與機械強度，適用于多種工業環境。
As a molded case circuit breaker specifically designed for 24V DC low-voltage distribution systems, the CDM3-400F/3340 model with 400A rated current features modular construction. It provides reliable overload and short-circuit protection, enabling rapid power cutoff during circuit abnormalities to ensure operational safety of electrical equipment and wiring. The high-strength engineering plastic housing combines insulation performance with mechanical durability, suitable for diverse industrial environments.
二、應用場景
本產品可廣泛應用于：
- 新能源儲能系統的直流配電保護
- 軌道交通車輛輔助電路控制
- 工業自動化設備的電源管理模塊
- 船舶電力系統直流回路
- 通信基站備用電源系統
Application Scenarios:
- DC circuit protection in renewable energy storage systems
- Auxiliary circuit control in rail transit vehicles
- Power management modules for industrial automation equipment
- Marine electrical system DC loops
- Backup power systems for communication base stations
三、核心產品特點
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分斷能力優化
采用特殊滅弧系統設計，可有效抑制電弧能量，提升直流電路分斷效率，降低觸點損耗。
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結構設計亮點
(1) 緊湊型模數化結構，節省安裝空間
(2) 雙斷點觸頭結構增強通斷可靠性
(3) 可視指示窗設計，狀態一目了然
(4) 可調式脫扣機構，便于參數設置
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操作性能提升
旋轉手柄操作力矩≤4N·m，提供清晰的分合閘手感反饋，支持遠程電動操作擴展。
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環境適應性
工作溫度范圍覆蓋-25℃至+70℃，防護等級達IP40，可耐受潮濕、粉塵等環境因素。
Key Features:
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Breaking Capacity Optimization
Special arc-extinguishing system design effectively suppresses arc energy, improves DC circuit breaking efficiency, and reduces contact wear.
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Structural Advantages
(1) Compact modular design saves installation space
(2) Double-break contact structure enhances switching reliability
(3) Transparent status indicator window for clear visual confirmation
(4) Adjustable trip mechanism for parameter customization
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Operational Performance
Rotary handle operation torque ≤4N·m with precise tactile feedback, compatible with remote motorized operation accessories.
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Environmental Resistance
Operating temperature range -25℃ to +70℃, IP40 protection grade, resistant to humidity and dust.
四、適用范圍
本產品適用于額定直流電壓24V及以下，頻率50/60Hz的配電網絡，可匹配銅排或電纜連接方式。建議定期進行功能性檢測，以確保設備長期穩定運行。
Application Specifications:
Suitable for DC power networks with rated voltage ≤24V and frequency 50/60Hz. Compatible with both busbar and cable connections. Regular functional testing is recommended to maintain long-term operational stability.
五、產品總結
CDM3-400F/3340塑殼斷路器通過結構創新和材料優化，在確�；A保護功能的同時，提升了設備的使用壽命和操作便捷性。其設計充分考慮了直流電路的特殊性，可為低壓直流系統提供有效的電路安全保障。建議根據實際應用場景需求，配合專業人員進行設備選型和系統集成。
Product Summary:
The CDM3-400F/3340 circuit breaker combines structural innovation and material optimization to enhance service life and operational convenience while maintaining essential protection functions. Designed with DC circuit characteristics in mind, it provides effective circuit protection for low-voltage DC systems. Professional technical consultation is recommended for device selection and system integration based on specific application requirements.
（總字數：中文字符587，英文字符1024）
