IS 2486 : Part 3 : 1974 : Insulator Fittings for Overhead Power Lines with a Nominal Voltage Greater than 1000 Volts - Part III : Locking Devices

1. Scope

1.1 This standard ( Part III ) applies to locking devices for ball and socket couplings of string insulator units and to the corresponding metallic fittings covered in IS: 2486 (Part II ) -1974*.