2.2 Installation of the Hybrid IP-PBX
Outside Installation
| (Main Building) |
| ||
Surge Protector |
| |||
CO Line |
|
|
| |
|
| CO Line |
| |
Terminal | Hybrid | Extn. | ||
| ||||
Board | Surge | |||
Extn. | ||||
|
| |||
|
|
| Protector | |
Extn. |
| Extn. |
| |
SLT | PT | CS |
| |
|
|
| Ground |
(Another Building)
SLT
PT
CS
Extn.: Extension Line
If you install an extension outside of the building, the following precautions are recommended:
a.Install the extension wire underground.
b.Use a conduit to protect the wire.
Note
The surge protector for an extension and CS is different from that for a CO line.
Installation of a Ground Rod
Surge Protector
CO Line
Grounding Wire
Hybrid
(Underground)
Ground Rod
60