本推荐规程适用于包含层压或挤压绝缘及其附件的绝缘电缆的操作冲击和雷电冲击试验。仅当特定附件标准引用时，本推荐规程才适用于单个电缆附件。本推荐规程不适用于使用气体或气体间隔物作为唯一绝缘介质的电缆或电缆系统。

This recommended practice applies to both switching impulse and lightning impulse tests on insulated cables incorporating laminated or extruded insulations and their accessories. This recommended practice applies to individual cable accessories only when referenced by the specific accessory standard. This recommended practice does not apply to cables or cable systems that utilize gas or gas spacers as the sole insulating medium.