73rd Edition, October 8, 1973
Insulators of Ceramic Material or Glass for Overhead Lines with a Nominal Voltage Greater Than 1000V Part 2: Requirements
Includes all amendments and changes through Reaffirmation Notice , May 15, 1996
Superseded By: BS EN 60305
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Description / Abstract:
Materials, workmanship, finish, design and construction. Mechanical loads (minimum failing loads), ball and socket couplings for string insulator units, screw threads for pin insulators. Appendices on selection and application and dimensions of pin and line post insulator heads.