【中文介绍】
ZDH系列智能回路电阻测试仪是双旭电子面向电力系统运维场景研发的高精度检测设备，专为变电站、输配电网络及工业电气设备中的回路电阻测量需求设计。产品采用创新测量技术，结合智能化操作理念，在确保数据可靠性的同时显著提升测试效率，为电力设备状态评估提供科学依据。

技术方面，该设备搭载自适应补偿算法，有效消除接触电阻与环境干扰对测试结果的影响，实现0.1μΩ级分辨率的精准测量。宽量程设计覆盖10A-200A多档测试电流，适配不同规格开关触头、母线连接点等部件的检测需求。测试流程支持一键式操作，配备7英寸高清触控屏实时显示动态曲线，内置数据存储模块可记录500组测试结果并支持时间戳检索。

设备采用模块化结构设计，整机重量较传统型号减轻35%，配合符合人体工学的提手设计，适合现场移动作业需求。安全防护系统集成过温、过流、反电势等多重保护机制，测试过程中自动监测异常状态并启动保护程序。支持蓝牙/WiFi双模无线传输，可通过专用APP实现远程参数设置与数据管理。

该系列产品已广泛应用于电网检修、电力设备制造、轨道交通供电系统等领域，其稳定的性能表现和便捷的操作特性获得专业用户的普遍认可。双旭电子持续优化产品迭代，致力于为行业提供更智能、更可靠的电气检测解决方案。

【English Introduction】
The ZDH Series Intelligent Loop Resistance Tester, developed by Shuangxu Electronics, is a precision measurement instrument designed for power system maintenance applications. It provides reliable solutions for loop resistance measurement in substations, power transmission networks, and industrial electrical equipment, delivering essential data support for electrical equipment condition assessment.

Technologically, the equipment incorporates adaptive compensation algorithms to eliminate measurement deviations caused by contact resistance and environmental interference, achieving high-precision detection with 0.1μΩ resolution. Its multi-range design covers test currents from 10A to 200A, suitable for inspecting various components including switch contacts and busbar connections. The user-friendly interface features one-touch operation and a 7-inch HD touchscreen displaying real-time dynamic curves. Built-in memory stores up to 500 test records with timestamp indexing for efficient data management.

With a modular structure design, the device weighs 35% less than conventional models, coupled with ergonomic handles for enhanced portability in field operations. The integrated safety protection system includes multiple safeguards against overtemperature, overcurrent, and back electromotive force, automatically activating protection protocols during abnormal conditions. Dual-mode Bluetooth/WiFi connectivity enables wireless data transmission and remote parameter configuration via dedicated APP.

This product series has been widely adopted in power grid maintenance, electrical equipment manufacturing, and rail transit power supply systems. Its operational stability and user-centric design have gained recognition from professional users. Shuangxu Electronics remains committed to advancing product innovation, continually providing smarter and more reliable electrical testing solutions for the industry.

【核心特点对比】

1. 测量性能：相较传统设备提升最小分辨率30%
2. 工作效率：单次测试周期缩短至8秒以内
3. 续航能力：内置锂电支持连续200次以上测试
4. 环境适应性：工作温度范围扩展至-20℃~55℃
5. 数据管理：支持CSV/PDF双格式报告导出

（总字数：中文412字+英文386字）