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COMSPHERE –48 Vdc Central Office Power Unit
1-4 May 1998 3000-A2-GB41-40
Technical Specifications
Technical specifications for the CO Power Unit (which
includes one power module) are listed in Table 1-1.
Table 1-1
(1 of 2)
Technical Specifications for Central Office (CO) Power Unit
Technical Specifications
Criteria
ENVIRONMENT
Operating Temperature
Relative Humidity
Storage Temperature
Shock and Vibration
32°F (0°C) to 122°F (50°C) (See the
Installation Considerations
section in Chapter 2 for additional operating temperature limits.)
5% to 95% (noncondensing)
–4°F (–20°C) to 158 5F (70°C)
Withstands normal shipping and handling
POWER REQUIREMENTS
CO Power Unit (with 16 fully equipped
3611 DSUs in the carrier)
CO Power Unit (with 16 fully equipped
3151 CSUs in the carrier)
CO Power Unit (with 16 fully equipped
3161 DSU/CSUs in the carrier)
–60 Vdc to –40 Vdc (4.5 amps maximum)
–60 Vdc to –40 Vdc (2.3 amps maximum)
–60 Vdc to –40 Vdc (4.8 amps maximum)
HEAT DISSIPATION (MAX.) AT
–48 Vdc
CO Power Unit (with 16 fully equipped
cards in the carrier)
160 watts (CO Power Unit efficiency is approximately 76%)
PHYSICAL DIMENSIONS
CO Power Unit
Height
Height (including air filter brackets)
Width
Depth
Power Module
Height
Width
Depth
Air Filter
Height
Width
Depth
2.4 inches ( 6.2 cm)
3.0 inches ( 7.7 cm)
16.9 inches (43.3 cm)
13.5 inches (34.6 cm)
2.4 inches ( 6.2 cm)
8.5 inches (21.8 cm)
11.7 inches (30.0 cm)
0.5 inches ( 1.3 cm)
14.2 inches (36.4 cm)
5.5 inches (14.1 cm)