Panasonic KX-TA616 - Outside (CO) Line Connection

2-8 Installation
2.7 Outside (CO) Line Connection
Installation
TEL
Lightning
Protectors
CO
Terminal
Board
CO
System
Protective
Earth
Terminal
CO
EXTN.
EXTN.
Ground
EXTN.
TEL
Frame Ground
CO: Outside line
EXTN.: Extension line
TEL: Telephone
Installation of an Earth Rod
Lightning
Protectors
CO
Grounding Wire
(Underground)
Rod
System
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 {20 inches}
5) Size of the grounding wire . . . . . . . . . . . . . Thickness more than 16 AWG
Note • The above example is only a recommendation.
• The length of the earth rod and required depth depend on the composition of the soil.