2.2 Installation of the Hybrid IP-PBX
Installation Manual
57
Outside Installation
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 trunks.
Installation of an Earth Rod
CS
SLT
PT
(Main Building)
Trunk
Trunk
Extn.
Extn.
Extn.: Extension Line
Earth
(Another Building)
Extn.
Extn.
Surge Protector
Terminal
Board
Surge
Protector
SLT
PT
Hybrid
IP-PBX
CS
Trunk
Hybrid
IP-PBX
Earthing
Wire
Earth Rod
(Underground)
Surge Protector
Summary of Contents for KX-TDA15
Page 5: ...Installation Manual 5 SAVE THESE INSTRUCTIONS ...
Page 14: ...14 Installation Manual ...
Page 28: ...1 4 Specifications 28 Installation Manual ...
Page 155: ...Installation Manual 155 Section 5 Appendix ...
Page 159: ...Installation Manual 159 Index ...
Page 162: ...Index 162 Installation Manual ...