Disc Suspension Glass Insulator Standard:IEC,ANSI,BS,AS,DIN,CAN and GB and etc. Color: light gray,brown,white,sky blue and Disc Suspension Glass InsulatorA suspension insulator is an assembly of one or more shells with metallic fittings.They have means for nonrigid supporting.In operation,it is always connected to insulator string.A suspension insulator set complete with the fittings is used to ...