A-4
Cisco ONS 15310-MA SDH Reference Manual, Release 9.1 and Release 9.2
78-19417-01
Appendix A Specifications
Cisco ONS 15310-MA SDH Shelf Specifications
A.1.10 Power Specifications
The ONS 15310-MA SDH has the following power specifications:
• Input power: –48 VDC nominal
• Maximum power consumption
–
Chassis with no cards installed (fan tray only): 55 W
–
Chassis with cards installed: 347 W
• Power requirements: –44 to –52 VDC
• Power terminals: Three-prong male locking connector
Note The DC power Battery Return (BR) or positive terminal, must be grounded at the source end (power feed
or DC mains power end). The DC power BR input terminal of the of the ONS 15xxx is not connected to
the equipment frame (chassis).
A.1.11 Environmental Specifications
The ONS 15310-MA SDH has the following environmental specifications:
• Operating temperature: -40 to +65 degree Celsius (-40 to + 149 degrees Fahrenheit)
• Operating humidity: 5 to 85 percent relative humidity.
A.1.12 Fan-Tray Assembly Specifications
• Environmental
–
Operating temperature: -40 to +65 degrees Celsius (-40 to 149 degrees Fahrenheit)
–
Operating humidity: 5 to 85 percent, noncondensing. Operation is guaranteed for 96 hours at 95
percent relative humidity.
• Power
–
50 W, 4.2 Amps (at 12 V), 170 BTU/hr
• Shelf Acoustics (NEBS acoustic noise compliant)
–
Normal fan speed: 58 dBA
–
High fan speed: 64 dBA
A.1.13 Shelf Dimensions
The ONS 15310-MA SDH has the following shelf dimensions:
• Height: 6 Rack Units (RUs), 10.44 inches (26.51 cm)
• Width:
–
10.67 inches (27.10 cm)
• Depth:
