3000 Series Carrier Installation
3-11
3981-A2-GN31-20
November 1996
Figures 3-11 through 3-13 show how to connect power
cables for Basic mode, Independent mode, or Redundant
mode. See the COMSPHERE – 48 Vdc Central Office
Power Unit Installation Guide for detailed information
about the different modes.
496-13755-01
–48 Vdc Power
Source A
–48V GRD
Ground Return
Optional
Fuse
–48 Vdc B
–48 Vdc A
AMP
Connectors
Figure 3-11. Using One Power Source and One Input Power Cable for
Basic (shown) or Redundant Mode