本标准适用于作为液浸变压器和液浸电抗器部件的套管的使用。本标准不适用于以下情况:-高压电缆终端（凹头）-断路器套管-包括厂用电压互感器在内的仪表变压器套管-测试变压器套管-内部绝缘由气体提供的套管-应用气体绝缘的套管（大气压力下的空气除外）套管外部-自动电路重合器和线路分段器的套管- 直流应用套管

This standard applies to bushings for use as components of liquid-immersed transformers and liquid-immersed reactors. This standard does not apply to the following: - High-voltage cable terminations (potheads) - Bushings for circuit breakers - Bushings for instrument transformers including station service voltage transformers - Bushings for test transformers - Bushings in which the internal insulation is provided by a gas - Bushings applied with gaseous insulation (other than air at atmospheric pressure) external to the bushing - Bushings for automatic circuit reclosers and line sectionalizers - Bushings for oil-less and oil-poor apparatus - Bushings for dc applications