This Pakistan Standard specifies requirements for hard drawn copper and copper-cadmium solid and stranded circular conductor for overhead power transmission systems.
Note.—Stranded copper-cadmium conductors for overhead electric traction systems are specified in PS : *1411.
PS 599-1978 history
1978PS 599-1978 SPECIFICATION FOR HARD-DRAWN COPPER AND COPPER-CADMIUM CON-DUCTORS FOR OVERHEAD POWER TRANSMISSION PURPOSES.