1-36
Cisco 2900 Series and 3900 Series Hardware Installation Guide
OL-18712-02
Chapter 1 Overview of the Routers
Specifications
Weight - fully configured
21 lb (9.52 kg)
Power
AC input power
•
Input voltage
100 to 240 VAC, autoranging
•
Frequency
47 to 63 Hz
•
Input current
0.35 A to 2.3 A (configuration dependent)
•
Input current with AC-POE
0.4 A to 3.5 A (configuration dependent)
•
Surge current
30 A maximum at 115 VAC 60 Hz, 60 A maximum at 230 VAC 50
Hz
Power Consumption
65 W to 220 W, 221 to 751 BTU/hr (configuration dependent)
•
With AC-POE
70 W to 330 W, 239 to 1126 BTU/hr (configuration dependent)
Ports
Console port
One RJ-45 connector and one mini USB Type B, USB 2.0
compliant
Auxiliary port
RJ-45 connector
USB ports
Two USB Type A, USB 2.0 compliant, 2.5 W (500 mA) max.
1
10/100/1000 Gigabit Ethernet
Three RJ-45 connectors (GE0/0, GE0/1, GE0/2), auto-MDIX
2
Environmental
Operating humidity
5 to 85% RH
Operating humidity (short-term
per NEBS)
5% to 90%, but not to exceed 0.024 kg water/kg of dry air
Operating temperature up to 5906
ft (1800 m) elevation
32 to 104
°
F (0 to 40
°
C)
Operating temperature up to 9843
ft (3000 m) elevation
32 to 104
°
F (0 to 40
°
C)
Operating temperature up to
13,123 ft (4000 m) elevation
32 to 86
°
F (0 to 30
°
C)
Temperature - (Short-term per
NEBS/1800m max altitude)
23°F to 122°F (-5°C to 50°C)
Operating altitude maximum
13,123 ft (4000 m)
Transportation and Storage
Nonoperating temperature
-40 to 176
°
F (-40 to 80
°
C)
Nonoperating humidity
5 to 95% RH
Nonoperating altitude
15,000 ft (4570 m)
Acoustic
Acoustic: Sound Pressure
(Typical/Maximum)
51.8/62.9 dBA
Acoustic: Sound Power
(Typical/Maximum)
58.5/70.3 dBA
Table 1-15
Cisco 2911 Router Specifications (continued)
Description
Specification