带电作业用带绝缘臂的高架装置

[中文适用范围]： 规定了绝缘部件和导电部件的特殊技术特性、测试和检查。适用于标称电压在 1 kV 至 800 kV 之间的设备。 [外文原描述]： Applies to aerial devices (mobile elevating work platforms (MEWP)), with or without the possibility of an additional jib, as a minimum with an insulating upper boom (extending structure) used for live working on the rated voltage, which is between 1 kW r.m.s. and 800 kV r.m.s., at power frequency. The contents of the corrigendum of July 1999 have been included in this copy.