塑殼斷路器CDM3-125S/4300A 20A
產(chǎn)品概述
德力西塑殼斷路器CDM3-125S/4300A 20A是一款適用于低壓配電系統(tǒng)的保護裝置，采用四極（4P）設(shè)計，具有斷電保護功能。該產(chǎn)品屬于領(lǐng)航者系列，適用于三相380V電網(wǎng)環(huán)境，殼架電流為125A，額定工作電流20A。其核心特點是采用熱磁式脫扣技術(shù)，能夠?qū)崿F(xiàn)對線路的過載和短路保護。產(chǎn)品采用板前接線方式，安裝形式為固定式，適合各類工業(yè)與建筑配電場景使用。1412
技術(shù)特點
CDM3-125S/4300A 20A塑殼斷路器具有35kA的額定極限短路分斷能力，采用模塊化結(jié)構(gòu)設(shè)計，操作機構(gòu)為手柄直接操作方式。產(chǎn)品內(nèi)部采用銀合金觸點材料，接觸電阻小且耐電弧性能良好。斷路器本體重量約5.1公斤，外形尺寸緊湊，便于在配電柜內(nèi)密集安裝。特別設(shè)計的滅弧系統(tǒng)可有效限制故障電流，N極設(shè)計為無過電流脫扣功能，始終接通狀態(tài)不參與其他三極的合分操作。2517
應(yīng)用領(lǐng)域
該斷路器適用于一級配電系統(tǒng)，可作為主開關(guān)或分支保護開關(guān)使用。典型應(yīng)用包括工廠配電柜、商業(yè)建筑配電間、基礎(chǔ)設(shè)施電力系統(tǒng)等場合。產(chǎn)品能配合交流接觸器、小型斷路器等組成完整的配電保護方案，特別適合需要大電流分斷能力的電動機保護回路。在電網(wǎng)波動較大或存在沖擊性負載的工況下，其穩(wěn)定的保護特性可有效保障用電設(shè)備安全。51018
Product Introduction
Delixi molded case circuit breaker CDM3-125S/4300A 20A is a 4-pole protection device for low voltage distribution systems. With frame current 125A and rated current 20A, it features thermal-magnetic trip mechanism for overload and short circuit protection. The product adopts front-mounted terminals and fixed installation method, suitable for three-phase 380V power networks in industrial and commercial applications. Its compact design ensures easy integration into various switchgear configurations.112
Key Features
This breaker provides 35kA ultimate breaking capacity with optimized arc quenching system. The silver alloy contacts ensure low resistance and durability. The N-pole remains continuously closed without participating in tripping operations of other poles. The visible operation handle allows clear status indication. The product s modular construction simplifies maintenance while maintaining reliable performance under frequent operations. Its robust design withstands harsh electrical environments with stable protection characteristics.2517
Typical Applications
Ideal for main switch or branch circuit protection in factory power distribution, commercial building electrical rooms and infrastructure projects. The breaker effectively safeguards motor circuits against electrical faults. When used with contactors and other protective devices, it forms comprehensive solutions for power management systems requiring high breaking capacity. The product demonstrates consistent performance in networks with fluctuating loads or inrush currents.51018
塑殼斷路器CDM3-125S/4300A 20A
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