M320 Chassis Grounding Cable and Lug Specifications
The grounding cable must meet the following requirements:
- Ability to handle up to 82 A
- 6-AWG (13.3 mm2), minimum 75°C wire, or as permitted by the local code
The cable lug shown in Figure 1 is also used for the grounding cables and for the DC power cables.
Figure 1: DC Power and Grounding Cable Lug

![]() | Note: Additional grounding is provided to an AC-powered router when you plug its power supplies into grounded AC power receptacles. |

