主要技术内容
前言.........................................................................................................................................................................II
1 范围.....................................................................................................................................................................1
2 规范性引用文件................................................................................................................................................1
3 术语和定义........................................................................................................................................................1
4 工作原理............................................................................................................................................................1
5 计量特性............................................................................................................................................................1
5.1 传感器传输阻抗............................................................................................................................................1
5.2 检测频率........................................................................................................................................................2
5.3 灵敏度............................................................................................................................................................2
5.4 抗干扰性能....................................................................................................................................................2
5.5 线性误差........................................................................................................................................................2
5.6 短期幅值稳定性...........................................................................................................................................2
6 校准条件...........................................................................................................................................................2
6.1 环境条件........................................................................................................................................................2
6.2 测量标准及辅助设备...................................................................................................................................2
7 校准项目和校准方法......................................................................................................................................3
7.1 校准项目.......................................................................................................................................................3
7.2 校准前准备...................................................................................................................................................3
7.3 校准方法.......................................................................................................................................................3
8 校准结果表达..................................................................................................................................................5
9 复校时间间隔 .................................................................................................................................................6
附录A（资料性） 不确定度评定示例............................................................................................................7
附录B（资料性） 校准原始纪录格式..........................................................................................................11
附录C（资料性） 校准证书结果页格式......................................................................................................12
参考文献............................................................................................................................................................13
适用范围
本文件规定了高频电流法局部放电测试仪的计量特性、校准条件、校准项目和校准方法等要求。
本文件适用于测量频率在3MHz～30MHz频段的高频电流法局部放电测试仪的校准。
是否包含专利
否
