标准摘要
【适用范围】 本文件规定了特高频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。 本文件适用于频率范围为300MHz～3GHz特高频局部放电测试仪的校准。 【主要技术内容】 前言.............................................................................................................................................................................................II 1 范围..........................................................................................................................................................................................1 2 规范性引用文件.....................................................................................................................................................................1 本文件没有规范性引用文件....................................................................................................................................................1 3 术语和定义.............................................................................................................................................................................1 4 工作原理.................................................................................................................................................................................1 5 计量特性.................................................................................................................................................................................1 5.1 检测频率.............................................................................................................................................................................1 5.2 灵敏度.................................................................................................................................................................................1 5.3 线性误差.............................................................................................................................................................................2 5.4 传感器有效高度................................................................................................................................................................2 5.5 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 .....................................................................................................................................................................6 9 复校时间间隔 .....................................................................................................................................................................7 附录A（资料性） 不确定度评定示例................................................................................................................................8 附录B（资料性） 校准原始纪录格式...............................................................................................................................12 附录C（资料性） 校准证书结果页格式...........................................................................................................................13 参考文献.................................................................................................................................................................................14