CDM3-160S/4300B 塑殼斷路器產(chǎn)品介紹
一、產(chǎn)品概述
CDM3-160S/4300B塑殼斷路器是一款專為低壓配電系統(tǒng)設(shè)計(jì)的電路保護(hù)裝置，額定工作電流160A，采用先進(jìn)的三維滅弧技術(shù)和模塊化結(jié)構(gòu)設(shè)計(jì)。產(chǎn)品適用于交流50/60Hz、額定工作電壓至690V的配電網(wǎng)絡(luò)，可實(shí)現(xiàn)對(duì)線路及用電設(shè)備的過(guò)載、短路等故障的可靠保護(hù)。斷路器殼體采用高強(qiáng)度工程塑料與金屬部件復(fù)合結(jié)構(gòu)，兼具優(yōu)良的絕緣性能和機(jī)械強(qiáng)度。
二、結(jié)構(gòu)特點(diǎn)
- 滅弧系統(tǒng)：配置多層金屬柵片滅弧室和氣體導(dǎo)流通道，能快速熄滅故障電弧，有效提升分?jǐn)嗄芰?/li>
- 觸頭結(jié)構(gòu)：銀合金主觸頭搭配耐電弧復(fù)合材料副觸頭，確保穩(wěn)定導(dǎo)電與長(zhǎng)使用壽命
- 操作機(jī)構(gòu)：采用彈簧儲(chǔ)能式快速動(dòng)作機(jī)構(gòu)，瞬時(shí)脫扣時(shí)間≤20ms，實(shí)現(xiàn)精準(zhǔn)保護(hù)
- 外觀設(shè)計(jì)：緊湊型殼體尺寸（長(zhǎng)×寬×高：105×85×75mm），支持多種安裝方式
- 附件兼容：預(yù)留擴(kuò)展接口，可適配多種輔助觸點(diǎn)、分勵(lì)脫扣器等電氣附件
三、應(yīng)用領(lǐng)域
本產(chǎn)品廣泛應(yīng)用于：
- 工業(yè)廠房電力分配系統(tǒng)
- 商業(yè)建筑配電柜
- 光伏發(fā)電系統(tǒng)直流側(cè)保護(hù)
- 港口機(jī)械動(dòng)力控制回路
- 軌道交通輔助供電系統(tǒng)
四、技術(shù)參數(shù)
額定電流：160A（可調(diào)范圍100-160A）
極數(shù)配置：3P+N
額定分?jǐn)嗄芰Γ?0kA（440V AC）
機(jī)械壽命：20,000次操作
接線方式：支持板前/板后雙向接線
安裝方式：標(biāo)準(zhǔn)導(dǎo)軌安裝或螺栓固定
五、使用環(huán)境
工作溫度：-25℃至+70℃
存儲(chǔ)溫度：-40℃至+85℃
相對(duì)濕度：≤95%（無(wú)凝露）
海拔高度：≤2000m（更高海拔需降容使用）
CDM3-160S/4300B Molded Case Circuit Breaker Product Introduction
I. Product Overview
The CDM3-160S/4300B molded case circuit breaker is a circuit protection device designed for low-voltage distribution systems, featuring a rated current of 160A. Incorporating three-dimensional arc extinguishing technology and modular structure design, it is suitable for AC 50/60Hz power networks with rated operational voltage up to 690V. The breaker provides reliable protection against overload and short-circuit faults for electrical circuits and equipment. Its composite housing combines high-strength engineering plastics with metal components, delivering excellent insulation and mechanical durability.
II. Structural Features
- Arc Control System: Multi-layer metal grid arc chamber with gas venting channels ensures rapid arc extinction and enhanced breaking capacity
- Contact System: Silver-alloy main contacts paired with arc-resistant composite auxiliary contacts guarantee stable conductivity and extended service life
- Operating Mechanism: Spring-energy storage quick-action mechanism achieves precise protection with instantaneous trip time ≤20ms
- Compact Design: Space-saving dimensions (105×85×75mm) support multiple installation configurations
- Modular Expandability: Pre-configured interfaces allow integration with auxiliary contacts, shunt trips, and other electrical accessories
III. Typical Applications
This product is widely used in:
- Power distribution systems for industrial plants
- Commercial building distribution cabinets
- DC-side protection in photovoltaic systems
- Port machinery power control circuits
- Auxiliary power supply systems for rail transit
IV. Technical Parameters
Rated Current: 160A (Adjustable range 100-160A)
Pole Configuration: 3P+N
Breaking Capacity: 50kA (440V AC)
Mechanical Endurance: 20,000 operations
Termination Options: Front/rear bidirectional wiring
Mounting Methods: Standard rail mounting or bolt fixation
V. Operating Conditions
Ambient Temperature: -25℃ to +70℃
Storage Temperature: -40℃ to +85℃
Relative Humidity: ≤95% (non-condensing)
Altitude: ≤2000m (Derating required for higher elevations)
產(chǎn)品優(yōu)勢(shì)說(shuō)明：
該斷路器采用模塊化設(shè)計(jì)方案，支持現(xiàn)場(chǎng)升級(jí)改造和維護(hù)部件更換。雙斷點(diǎn)觸頭結(jié)構(gòu)配合可視化分合閘指示，有效提升電路安全防護(hù)能力。優(yōu)化的熱磁脫扣特性曲線可匹配不同負(fù)載類型的保護(hù)需求，內(nèi)置的防誤操作機(jī)構(gòu)可預(yù)防非正常狀態(tài)下的強(qiáng)制合閘操作。產(chǎn)品通過(guò)合理的散熱設(shè)計(jì)和材料選擇，能在高密度安裝環(huán)境下保持穩(wěn)定工作狀態(tài)。
