塑壳漏电保护断路器DZ20L-250T/4300 225A 50MA非延时0.1S透明
产品概述
塑壳漏电保护断路器DZ20L-250T/4300是一款专为配电系统设计的高性能保护装置,适用于交流380V、50Hz的电路中。其核心功能包括漏电保护、过载保护和短路保护,能有效防止因线路故障导致的电气火灾或人身触电风险。透明外壳设计便于用户直观观察内部状态,同时支持板前接线方式,安装灵活便捷。产品采用热磁式脱扣技术,确保动作精准可靠,适用于工业、商业及住宅等多种场景。16
核心参数与性能
该型号额定电流为225A,漏电动作电流50mA,分断能力达15kA,能在0.1秒内快速切断故障电路(非延时型)。极数为4P(3P+N),壳架电流250A,满足大容量配电需求。透明材质外壳不仅提升了产品美观度,还便于日常维护时检查触头磨损或电弧痕迹。支持手动操作,并可选配分励脱扣器、辅助触头等附件,扩展功能丰富。5915
应用场景与优势
DZ20L-250T/4300广泛应用于发电机、变压器、电动机及母线系统的保护,尤其适合对安全性和响应速度要求较高的场合。其优势包括:1)双重保护机制,兼顾漏电与短路防护;2)紧凑结构设计,节省安装空间;3)高机械寿命,经久耐用。产品严格遵循电气安全规范,适用于粉尘、潮湿等复杂环境。4820
Product Overview
The molded case leakage circuit breaker DZ20L-250T/4300 is a high-performance protection device designed for power distribution systems, suitable for 380V AC/50Hz circuits. Its core functions include earth leakage protection, overload protection, and short-circuit protection, effectively preventing electrical fires or electric shocks caused by line faults. The transparent casing allows visual inspection of internal components, while front-terminal wiring ensures flexible installation. Utilizing thermal-magnetic trip technology, it delivers precise and reliable operation for industrial, commercial, and residential applications. 16
Key Specifications & Performance
With a rated current of 225A and earth leakage sensitivity of 50mA, this model offers a breaking capacity of 15kA and responds within 0.1 seconds (non-delay type). The 4P (3P+N) design and 250A frame current meet high-capacity distribution requirements. The transparent housing enhances aesthetics and simplifies maintenance by enabling visual inspection of contacts. Manual operation is standard, with optional accessories like shunt releases and auxiliary contacts for extended functionality. 5915
Applications & Advantages
Ideal for protecting generators, transformers, motors, and busbar systems, the DZ20L-250T/4300 excels in safety-critical environments. Key advantages include: 1) Dual protection against leakage and short circuits; 2) Compact design for space efficiency; 3) Robust construction for long service life. It adapts well to harsh conditions like dust or humidity while complying with electrical safety principles. 4820
塑壳漏电保护断路器DZ20L-250T/4300 225A 50MA非延时0.1S透明
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