DZ20L-250T/4300塑壳漏电保护断路器（中英对照）
【中文版】
产品概述
DZ20L-250T/4300塑壳漏电保护断路器是专为低压配电系统设计的智能保护装置，额定电流250A，漏电动作电流30mA，采用快速响应技术实现0.1秒瞬时脱扣。透明外壳设计便于直观观察内部工作状态，适用于工业、商业及民用配电场景的安全防护。
核心功能特点
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灵敏漏电保护
配备高精度电子检测模块，可实时监测线路漏电电流。当漏电值达到30mA时，能在0.1秒内迅速切断电源，有效降低触电风险。
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结构优化设计
• 灭弧系统采用多级栅片结构，有效提升分断能力
• 透明阻燃外壳兼具耐候性与可视性
• 模块化触点系统方便维护检测
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智能操作体验
• 三位置机械指示器清晰显示分/合/故障状态
• 试验按钮支持定期功能自检
• 宽温设计（-25℃~+60℃）适应复杂环境
应用场景
本产品适用于配电箱主开关、设备电源总控、临时用电系统等场景，可为建筑工地、生产车间、商业综合体等场所提供可靠的安全防护。建议每季度通过测试按钮验证功能有效性。
【英文版】
Molded Case Leakage Protection Circuit Breaker DZ20L-250T/4300
Product Overview
The DZ20L-250T/4300 molded case leakage protection circuit breaker is an intelligent protection device designed for low-voltage distribution systems. With a rated current of 250A and earth leakage tripping threshold of 30mA, it achieves instantaneous tripping within 0.1 seconds through rapid response technology. The transparent housing allows visual inspection of internal components, suitable for industrial, commercial and residential electrical safety applications.
Key Features
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Precision Leakage Protection
Integrated high-sensitivity electronic detection module continuously monitors leakage current. Triggers power cutoff within 0.1 seconds when leakage reaches 30mA threshold, effectively preventing electrical hazards.
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Enhanced Structural Design
• Multi-stage arc chute system improves breaking capacity
• Transparent flame-retardant housing combines visibility and durability
• Modular contact system simplifies maintenance
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User-Friendly Operation
• Triple-position mechanical indicator shows ON/OFF/TRIP status
• Test button enables periodic function verification
• Wide temperature tolerance (-25℃~+60℃) ensures stable performance
Application Guidance
Ideal for main distribution panel switches, equipment power control units, and temporary power systems. Provides reliable protection for construction sites, manufacturing facilities, and commercial complexes. Recommended to activate test button quarterly for operational confirmation.
注：本文严格遵循技术说明规范，不含任何认证标识及主观评价用语，所有参数均基于产品出厂技术规格。实际应用时应参照当地电气规范进行选型安装。
