Item
33KV Lightning Arrester
Material
Pure copper or copper clad steel
Protection angle
65 degree
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