Earth wires are used for earthling purposes as well as to protect the line against atmospheric discharge and lightning strikes and this increases the safely of the system.The cables used are mainly steel – wires or made of alum weld.
Standards:
The bolt is according to DIN931– grade 8.8Hot dip galvanizing
Steel hardware is hot dip galvanized.TITLE | DESCRIPTION | MATERIAL |
---|---|---|
Counter weight | From 25 up to 100 Kg | Forged steel and ductile cast iron |
Parallel groove clamp | For shield wire with diameter from 7 up to 20 mm | Forged steel or Al. alloy |
Tower bounding clamp | For shield wire with diameter from 7 up to 20 mm | Forged steel or Al. alloy |
U bolt | From 80 up to 160 KN with different dimension | steel |
Warning ball | For shield wire & conductor with diameter from 7 up to 32 mm | Aluminum alloy |