ctor Switches To fit several substation layouts and voltage amount specifications, HV disconnector switches are available in many structure configurations. one.3.1 Centre-Crack Disconnector This prevalent form capabilities two transferring arms that pivot open from the middle, developing a horizontal split. They're strong, present great visibility on the air gap, https://500px.com/photo/1117564523/what-is-a-15kv-transformer-by-okok-okok