Epoxy cast resin indoor post insulators are usable for almost all indoor applications.
With proper creepage and number of ripples, epoxy cast resin indoor post insulators are cylindrical solid insulators. Also auxiliary inserts are electrically connected with main insert.
When it comes to tropical conditions same types (with special fixing parts) are available also.
Most common usage areas are almost every indoor installation applications, up to 72,5 kV.
Indoor epoxy insulators are mainly used in MV switchgear application by professionals.
Main reason indoor epoxy insulators are too popular is because, it provides different specifications based on the size of electric current for the user’s choice. Another reason is it is demanded in high numbers both at domestic and international markets.