大型地网接地阻抗测试仪校准规范
Calibration Specification of Large Ground Network Earth Impedance Testers
2019-11-11
JJF 2000-2022
环路阻抗/预期短路电流测试仪校准规范
Calibration Specification for Loop Impedance/Prospective Short-circuit Current Testers
2022-12-07
JJF (电子) 0039-2019
大型地网接地阻抗测试仪校准规范
JJF(湘) 80-2022
变压器交流阻抗参数测试仪校准规范
2022-12-14
JJF(石化)054-2021
润滑油泡沫特性测试仪校准规范
Calibration Specification for Lubricating Oils Foaming Characteristics Tester
2021-12-02
JJF(冀)172-2020
《互感器综合特性测试仪》校准规范
2020-04-16
JJF(桂) 108-2022
互感器综合特性测试仪校准规范
2022-04-25
JJF(津) 51-2021
互感器综合特性测试仪校准规范
2021-04-16
JJF (石化) 054-2021
润滑油泡沫特性测试仪校准规范
JJF 1584-2016
电流互感器伏安特性测试仪校准规范
Calibration Specification for Current Transformer Volt—Ampere Characteristic Meters
2016-11-25
JJF (机械) 074-2009
高压开关机械特性测试仪校准规范
JJF (电子) 0108-2023
直流断路器安秒特性测试仪校准规范
DL/T 1694.3-2017
高压测试仪器及设备校准规范 第3部分:高压开关动作特性测试仪
Calibration specification for high voltage testing instruments Part 3:High voltage switch operating characteristics tester