Cisco Catalyst 2955 Hardware Installation Manual page 196

Table A-1
Environmental Ranges
Power Requirements
Physical Dimensions
Catalyst 2955 Hardware Installation Guide
A-2
Technical Specifications for Catalyst 2955T-12, 2955C-12, and
Catalyst 2955S-12 Switches
Operating temperature
Storage temperature
Operating humidity
Shock
Operating altitude
Storage altitude
DC input voltages
Power consumption
Weight
Dimensions
(W x D x H)
Appendix A Technical Specifications
–40 to 140°F (–40 to 60°C)
–40 to 185°F (–40 to 85°C)
10 to 95% (noncondensing)
50 g at 11 ms
Up to 10,000 ft (3000 m)
Up to 30,000 ft (9000 m)
24 V (18 minimum to 32 V maximum
range)
The DC-input power supply is an
Note
SELV circuit, and it can only be
connected to another SELV
circuit.
23 W (maximum)
102 BTUs per hour
3.1 lbs (1.4 kg)
8.07 x 5.03 x 3.75 in. (20.5 x 12.78 x 9.53
cm)
78-14944-03