Appendix D Connecting DC Power
Connecting DC Power to a CDE200
–Star washer
–PM ground ring lug 1
–PM ground ring lug 2
–Star washer
–Nut
Note Install star washers between the ring lug and chassis ground connection so that the star washers dig into the metalwork finish and make a good ground bond. Use a wrench to tighten the nut and secure the connection.
Figure D-3 CDE200 PM Ground Stud Order
3
3
2
1
2
4
280227
1 | Nut | 3 | PM ground ring lug |
|
|
|
|
2 | Star washer | 4 | PM ground stud |
|
|
|
|
Step 3 Attach the building ground wire to the building ground stud (see Figure
Warning The DC ground connection in the CDE serves as a functional earth point to maintain the full EMI and EMC integrity of the equipment. The purpose is to mitigate the damaging effects of electrostatic discharge. This connection should be installed by a trained service person and the equipment is to be installed per local code or local authority having jurisdiction (AHJ). The building ground wire should not exceed 3 meters in length and be sized similarity to the conductors used for the DC power connections
Cisco Content Delivery Engine 100/200/300/400 Hardware Installation Guide
| ||
|