Cisco 2900 Series Installation Manual page 64

Specifications
Table 1-18
Description
Nonoperating altitude
Acoustic
Acoustic: Sound Pressure
(Typical/Maximum)
Acoustic: Sound Power
(Typical/Maximum)
Environmental
Operating humidity
Operating humidity (short-term
per NEBS)
Operating temperature up to 5906
ft (1800 m) elevation
Safety compliance
Cisco 2900 Series and 3900 Series Hardware Installation Guide
1-46
Cisco 3900 Series Router Specifications (continued)
Specification
15,000 ft (4570 m)
57.6 to 77.6 dBA
67.8 to 84.7 dBA
5 to 85% RH
5 to 90%, but not to exceed 0.024 kg water/kg of dry air
32 to 104F (0 to 40C)
IEC 60950-1, Safety of information technology equipment
EN 60950-1, Safety of information technology equipment
UL 60950-1, Standard for safety for information technology
equipment [US]
CAN/CSA C22.2 No. 60950-1, Safety of information technology
equipment including electrical business equipment [Canada]
AS/NZS 60950.1 2003
IEC60950, 3rd edition [PRC]
IEC60950, 2nd Edition [Mexico]
For detailed compliance information, see the
Compliance and Safety Information for Cisco 3900 Series
Integrated Services Routers
Chapter 1 Overview of the Routers
Regulatory
document.