2.3 Connection
68 General Installation
Earth Rod Installation Diagram
1. Installation location of the earth rod: Near the protector
2. Check obstructions: None
3. Composition of the earth rod: Metal
4. Depth of the earth rod: More than 50 cm
5. Size of the grounding wire: Thickness is more than 16 AWG
Note
• The above figures are recommendations only.
• The length of earth rod and the required depth depend on the composition of the soil.
Lightning
Protector
CO
Main
Unit
(Main Building)
Grounding
Wire
(Underground)
Earth Rod