摘要
对系统内的有线、无线PT二次压降测试仪的原理、准确度、现场使用进行了分析与比较。
The principle,accuracy,and operation in the work field were analyzed and compared between the wired and wireless secondary voltage drop testers for potential transformer.
出处
《山东电力技术》
2010年第3期29-30,48,共3页
Shandong Electric Power
关键词
有线
无线
PT
二次压降
测试仪
准确度
wired
wireless
PT
secondary voltage drop
testers
accuracy class