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2.2 Installation of the PBX
52 Installation Manual
1. Connect the ground rod to the surge protector using a grounding wire with a cross-sectional area of at
least 1.3 mm
2
.
2. Bury the ground rod near the protector. The grounding wire should be as short as possible.
3. The grounding wire should run straight to the ground rod. Do not run the wire around other objects.
4. Bury the ground rod at least 50 cm (20 in) underground.
Notes
• The above figures are recommendations only.
• The length of ground rod and the required depth depend on the composition of the soil.