提供额定电压为1000伏及以上的所有类型电力系统开关设备局部放电测量指南。该指南将包括测试电路/样品校准的具体方法，以确保对各种设备尺寸、绝缘类型和设备电容进行准确、可重复的测量。

Provide a guide for the measurement of partial discharges on all types of power system switchgear rated 1000 volts and above. The guide will include specific methods of test circuit/specimen calibration to ensure accurate,repeatable measurements may be made for the wide range of apparatus size, insulation types and apparatus capacitance.