Outside Installation
Trunk
Extn.
Trunk
Surge Protector
Terminal
Board
Surge
Protector
PBX
(Main Building)
Extn.: Extension Line
Extn.
Extn.
Earth
Extn.
SLT
(Another Building)
SLT
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 is different from that for trunks.
Installation of an Earth Rod
Trunk
PBX
Earth Rod
(Underground)
Surge Protector
Earthing
Wire
116
Installation Manual
4.2.11 Surge Protector Installation
Summary of Contents for KX-NS500
Page 16: ...16 Installation Manual Table of Contents ...
Page 28: ...28 Installation Manual 1 4 Data Security ...
Page 58: ...58 Installation Manual 2 3 3 System Capacity ...
Page 78: ...78 Installation Manual 3 1 3 Using CTI Applications ...
Page 114: ...4 Hook the main unit on the screw heads 114 Installation Manual 4 2 10 Wall Mounting ...
Page 286: ...286 Installation Manual 6 1 Methods of Stacking Expansion Units ...
Page 300: ...300 Installation Manual 7 1 6 Troubleshooting by Error Log ...
Page 332: ...332 Installation Manual 8 6 Port Security ...
Page 337: ...Installation Manual 337 Notes ...