Panasonic KX-TD816 Installation Manual page 68

2.3 Connection
Earth Rod Installation Diagram
CO
Grounding
Wire
(Underground)
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.
68
Lightning
Protector
(Main Building)
Main
Unit
Earth Rod
General Installation