... and IEC foreign standard,also customer’s special requirements.4) Type: pin type,post type,disc suspension type, ... Disc InsulatorsDisc Suspension Insulators for HV LineASNI:52-1,52-2.,52-3,52-4,52-5,52-6,52-9IEC: XHP-70,XHP-70C,XHP- ... Insulator (ANSI): 56-1,56-2,56-3,56-4,56-5Pin Type Insulator for low & medium voltage lines ... insulators for ANSI:54-1,54-2,54-3,54-4,54-5 e. Spool Insulators for ANSI & BS ...