本装置采用专用芯片，实现多种电压等级全范围等精度测量，同时输入阻抗高，不影响原车的绝缘状况；
It use special chip to realize full-range and equal observations for different voltage rate, without additional insulation faults for high input impedance .
在我国，针对高电压等级的电缆绝缘检测技术受到了普遍的重视，但是针对低压配电网的电线电缆绝缘检测技术的研究却进展不大。
This thesis focuses on the research and development of the insulation resistor measuring for low-voltage wire and cable. The first part of the thesis has a review-like character.
ABB是世界领先的空气和气体绝缘变电站供应商，电压覆盖等级高达1100千伏。
ABB is the world's leading supplier of air- and gas-insulated substations covering a range of voltage levels up to 1,100 kV.
对于较高电压等级的电缆，本文通过对绝缘参数的估算得出结论：几种已有的针对较低电压等级电缆的在线监测方法，难以有效地用于110KV的XLPE电缆绝缘在线监测。
For those of high voltage level, after the estimate of their insulation parameters we draw the conclusion that those above methods cannot apply to on-line insulation monitoring of 110kv XLPE cable.
本文深入论述了现代变频同步电动机的电压等级、绝缘结构和通风冷却，以供电机工程人员设计参考。
The paper presents modern transducer-fed synchronous motors voltage lever, insulation and ventilation, which give a reference for electrical engineer.
电动机的绝缘等级为F级或H级，绝缘结构具有对变频器输出高载波频率电压的适应能力。
The insulation class F or class H . The insulation of open-loop U/f condition of . structure has the adaptability to high carrie frequency voltage supplied by frequency converter .
随着远距离输电线路电压等级的提高，大型电站中的操作过电压威胁着大型发电机的绝缘安全。
With the increment of working voltage for the long-distance transmission line, the switching overvoltage in large power stations is threatening the insulation safety of large generators.
脉冲电流法检测不良绝缘子的分辨率与输电线路电压等级有关。
The experiment results from our laboratory indicate the factors which influence the detecting resolution of pulse current method for identifying faulty of insulators.
脉冲电流法检测不良绝缘子的分辨率与输电线路电压等级有关。
The experiment results from our laboratory indicate the factors which influence the detecting resolution of pulse current method for identifying faulty of insulators.
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