产品名称：塑壳漏电保护断路器
Product Name: Molded Case Leakage Protection Circuit Breaker
型号：DZ20L-250T/4300 250A 150mA 延时0.1S
Model: DZ20L-250T/4300 250A 150mA Time Delay 0.1S
中文介绍
DZ20L-250T/4300塑壳漏电保护断路器是一款专为低压配电系统设计的高性能安全保护装置，适用于工业、商业及民用电力场景。产品采用模块化结构设计，核心功能包括过载保护、短路保护和漏电保护，可有效降低电气线路故障风险，提升用电安全性。
产品额定电流为250A，适用于中高负载配电场景，支持长期稳定运行。漏电动作电流值为150mA，结合0.1秒延时脱扣技术，能在检测到漏电故障时快速切断电源，同时避免因瞬时电流波动导致的误动作，兼顾保护精度与系统稳定性。透明外壳设计便于用户直接观察内部触头状态及分合闸指示，简化日常巡检流程。
该断路器采用高阻燃材料制造，内部结构紧凑，具备优异的耐高温与抗冲击性能。人性化的操作界面和清晰的标识设计，使安装、调试及维护更为便捷。产品支持多种安装方式，可灵活适配不同规格的配电柜，满足多元化场景需求。
DZ20L-250T/4300适用于建筑工地、厂房、商场等需要高可靠性用电保护的场所，尤其适合潮湿或多尘环境下的电路保护，为用户提供全天候的安全用电保障。
English Introduction
The DZ20L-250T/4300 Molded Case Leakage Protection Circuit Breaker is a high-performance safety device designed for low-voltage power distribution systems, widely applicable in industrial, commercial, and residential scenarios. Featuring a modular structure, it integrates overload protection, short-circuit protection, and leakage protection functions to effectively mitigate electrical hazards and enhance operational safety.
With a rated current of 250A, this circuit breaker is engineered for medium-to-high load applications, ensuring stable long-term performance. Its leakage tripping threshold of 150mA, combined with a 0.1-second time-delay mechanism, enables rapid power interruption upon detecting leakage faults while minimizing false triggers caused by transient current fluctuations, achieving a balance between precision and system reliability. The transparent housing allows visual inspection of internal contacts and status indicators, streamlining routine maintenance.
Constructed with flame-retardant materials and a compact internal layout, the device exhibits excellent heat resistance and mechanical durability. The user-friendly interface and clear labeling facilitate easy installation, configuration, and upkeep. Compatible with diverse mounting methods, it adapts seamlessly to various switchboard specifications, addressing multi-scenario requirements.
Ideal for construction sites, factories, shopping centers, and other environments demanding robust electrical protection, the DZ20L-250T/4300 excels in humid or dusty conditions, delivering 24/7 safety assurance for critical power systems.
核心特点 Key Features
- 精准保护：150mA漏电动作值+0.1秒延时，保障灵敏性与可靠性
Precise Protection: 150mA leakage sensitivity with 0.1s delay for optimized response
- 透明可视：外壳透明化设计，实时监测设备运行状态
Visual Monitoring: Transparent housing enables real-time status observation
- 强适应性：250A电流承载能力，满足多样化配电需求
High Compatibility: 250A current rating supports flexible power distribution
- 长效耐用：抗冲击结构与高阻燃材质延长设备寿命
Enhanced Durability: Impact-resistant design and flame-retardant materials
（字数：中英文合计约520字）
