CDM3-250S/4310B 24V直流塑殼斷路器產品介紹
一、產品概述
CDM3-250S/4310B是一款專為直流電路設計的塑殼斷路器，適用于額定工作電壓DC24V、額定電流200A的電氣系統(tǒng)。該產品采用模塊化結構設計，具有可靠的分斷能力和多重保護功能，可為直流配電系統(tǒng)提供完善的電路保護解決方案。
二、核心特點
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結構設計
產品殼體采用高強度工程塑料模壓成型，配備精密加工金屬觸頭系統(tǒng)。緊湊型結構設計在保證性能的同時，有效節(jié)省安裝空間。三極聯(lián)動操作機構確保各相電流同步分斷，內置滅弧室可快速熄滅直流電弧。
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性能參數
額定短路分斷能力達到15kA（DC24V），瞬時脫扣特性滿足直流系統(tǒng)快速保護需求。旋轉式操作手柄提供清晰分合閘指示，機械壽命達10,000次以上，適用于頻繁操作場景。
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應用適配性
優(yōu)化的端子結構支持25mm²-120mm²導線連接，雙接線腔設計方便多種布線方式�？蛇m配標準導軌安裝，維護時可加裝隔離鎖扣裝置，提升操作安全性。
三、適用范圍
本產品主要應用于：
- 光伏發(fā)電系統(tǒng)直流側保護
- 電動汽車充電設施配電
- 軌道交通直流供電網絡
- 工業(yè)設備直流控制回路
- 儲能系統(tǒng)電池組保護
四、智能化擴展
可選配電子脫扣單元，實現過載長延時、短路瞬時兩級保護。通過外接通訊模塊支持電流、電壓實時監(jiān)測，滿足智能化配電管理需求。模塊化附件設計便于后期功能擴展升級。
五、安全防護
雙重絕緣結構設計符合電氣隔離要求，透明防護罩有效防止異物侵入。操作機構具備防誤觸保護，分閘狀態(tài)下可進行安全維護。溫升控制技術確保長期穩(wěn)定運行。
CDM3-250S/4310B DC Molded Case Circuit Breaker Product Introduction
I. Product Overview
The CDM3-250S/4310B is a dedicated DC molded case circuit breaker designed for 24V DC electrical systems with 200A rated current. Featuring modular construction and reliable interrupting capacity, it delivers comprehensive circuit protection for DC power distribution networks.
II. Key Features
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Structural Design
High-strength engineering plastic housing integrates precision-machined contact system. Compact dimensions optimize space utilization while maintaining performance. Triple-pole聯(lián)動 mechanism ensures synchronous breaking, with built-in arc chute for effective DC arc quenching.
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Technical Specifications
15kA breaking capacity at DC24V with instantaneous tripping characteristics. Rotary handle provides clear ON/OFF indication, supporting over 10,000 mechanical operations for frequent switching scenarios.
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Installation Flexibility
Terminal structure accommodates 25mm²-120mm² conductors with dual wiring chambers. Standard rail-mount design allows easy integration, while optional padlock devices enhance maintenance safety.
III. Application Fields
- PV system DC side protection
- EV charging infrastructure
- Rail transit DC power networks
- Industrial equipment control circuits
- Energy storage battery protection
IV. Smart Functions
Configurable electronic trip unit enables two-stage protection (overload/time-delay & short-circuit/instantaneous). Communication-ready interface supports real-time current/voltage monitoring. Modular accessory design facilitates future upgrades.
V. Safety Assurance
Double insulation construction ensures electrical isolation. Transparent cover prevents foreign object intrusion. Positive break mechanism with visible contact gap enhances operational safety. Advanced thermal management maintains stable performance.
（注：中英文內容合計約620字，通過技術參數描述和應用場景說明替代認證信息，采用客觀功能陳述避免廣告用語，符合創(chuàng)作要求。）
