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Install and Connect the Cabinets
4-8 Issue 1 September 1995
Figure 4-4. Typical Single-Carrier Cabinet System Direct
Current (DC) Power and Grounding Wiring
!
CAUTION:
Grounding of the system shall comply with the general rules for grounding
contained in Article 250 of the National Electrical Code (NEC), National Fire
Protection Agency (NFPA) 70, or the applicable code in your area. See
Appendix G for more information.
Determine the approved ground in the building to be wired. See Appendix A.
Connect your system to an approved ground as described below.
1. Ground plate (three required)
2. 3 Conductor No.10 line cord (one per
cabinet)
3. Plug (male)
4. J58890CG DC Distribution Unit
5. Receptacle (female)
6. Cabinet single-point ground block
7. 6 AWG wire
8. 25 Amp Fuse (4 required)
9. Coupled bonding conductor to terminal
bar at cross-connect field
10. Ground discharge bar
11. 1 AWG wire
12. Approved ground
13. To cabinet single-point ground block in next
port cabinet
14. To DC distribution unit for next port network
15. 676B DC Power Supply
16. Port Cabinet
17. Control Cabinet
18. Battery Plant
Figure Notes: