Item |
Lightning Surge Arrester of Thunder |
Material |
Pure Copper or Copper Coated Stainless Steel |
Length |
0.5M/0.75M or As Your Request |
Diameter |
12mm; 13mm; 13.5mm; 14mm; 15mm |
Corrsponding protection radius |
2.14h |
The hx height from ground |
2.14(h-hx) |
Current gradient |
less than 5KA |
Average discharge current |
less than 7KA |
Grounding resistance |
less than 10 ohm |
Resistible wind speed |
over 50m/s |
https://www.zjshibang.com/product/earth-rod/copper-bonded-steel-earthing-rod-factory.html