DIN EN 50180-3:2017 充液變壓器用大于1 kV但可達52 kV和范圍為250 A至3.15 kA的套管.第2部分:套管固定要求;德國標準EN 50180-3-2015
Bushings above 1 kV up to 52 kV and from 250 A to 3,15 kA for liquid filled transformers - Part 3: Requirements for bushing fixations; German version EN 50180-3:2015