2.4.3 Lightning Protector Installation
Outside Installation Diagram
CO
Note
2-34
Installation
If you install an extension outside of the main building, the
following precautions are recommended:
(1) Install the extension wire underground.
(2) Use a conduit to protect the wire.
(Main Building)
Protectors
CO
CO
Main
Distribution
Frame
EXTN
EXTN
EXTN
TEL
TEL
The lightning protector for an extension is different from that for CO.
Main
EXTN
Unit
Lightning
Protector
Earth
(Another Building)
SLT
PT