1.
Connect the earth rod to the surge protector using an earthing wire with a cross-sectional area of at least
1.3 mm
2
.
2.
Bury the earth rod near the protector. The earthing wire should be as short as possible.
3.
The earthing wire should run straight to the earth rod. Do not run the wire around other objects.
4.
Bury the earth rod at least 50 cm underground.
Note
•
The above figures are recommendations only.
•
The length of earth rod and the required depth depend on the composition of the soil.
Installation Manual
95
4.2.11 Surge Protector Installation
Summary of Contents for KX-NS300
Page 92: ...4 Hook the main unit on the screw heads 92 Installation Manual 4 2 10 Wall Mounting...
Page 150: ...150 Installation Manual 4 13 Starting the KX NS300...
Page 248: ...248 Installation Manual 5 11 Automatic Configuration of Mailboxes...
Page 252: ...252 Installation Manual 6 1 Methods of Stacking Expansion Units...
Page 294: ...294 Installation Manual 8 5 Port Security...
Page 298: ...298 Installation Manual 9 2 System Prompt Languages...
Page 299: ......