... foreign standard,also customer’s special requirements.4) Type: pin type,post type,disc suspension type,spool/shackle type,strain typea. Disc InsulatorsDisc Suspension Insulators for ... 10C,XWP-100,XWP-160b. Pin InsulatorHigh Voltage Lines Pin Type Insulator (ANSI): 56-1,56-2,56-3,56- ... ALP11/275,ALP22/450,ALP22/480,ALP22/520,ALP22/920c. Post insulatorsPost insulators for high voltage lines (ANSI): 57-1s, ...