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
Содержание KX-NS500
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Страница 28: ...28 Installation Manual 1 4 Data Security ...
Страница 58: ...58 Installation Manual 2 3 3 System Capacity ...
Страница 78: ...78 Installation Manual 3 1 3 Using CTI Applications ...
Страница 114: ...4 Hook the main unit on the screw heads 114 Installation Manual 4 2 10 Wall Mounting ...
Страница 175: ...Example KX NT346 Ethernet Straight Cable To a PC Installation Manual 175 4 11 2 LAN Connections for IP Telephones ...
Страница 280: ...Example IMAP Account Settings Outlook 2010 280 Installation Manual 5 10 Programming E mail Integration for UM Voice ...
Страница 286: ...286 Installation Manual 6 1 Methods of Stacking Expansion Units ...
Страница 300: ...300 Installation Manual 7 1 6 Troubleshooting by Error Log ...
Страница 332: ...332 Installation Manual 8 6 Port Security ...
Страница 337: ...Installation Manual 337 Notes ...