How much is the minimum depth of lightning rod grounding?
Generally 2-2.5 meters of vertical grounding into the ground, away from the ground at least 60 centimeters, the horizontal grounding is 60-80 cm deep.
When there is no regulation, the buried depth of the top of the grounding body is not less than 0.6m. The distance between the individual lightning rod and its grounding device and the entrance or exit of the road or building shall be greater than 3M.
The grounding steel generally galvanized steel pipe, angle steel, round steel, flat steel section bar diameter > 10mm > 100 mm thickness 4mm, angle thickness larger than 4mm, steel tube wall thickness is more than 3.5mm, the length is about 2.5m, a total of 5050 5mm steel. The grounding concentration of the grounding body shall comply with the design requirements.
