Cisco WS-C2950T-24 Hardware Installation Guide - Page 64
Acoustic, Environmental, Description, Specification
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Specifications Chapter 1 Overview of the Routers Table 1-18 Cisco 3900 Series Router Specifications (continued) Description Specification Nonoperating altitude 15,000 ft (4570 m) Acoustic Acoustic: Sound Pressure (Typical/Maximum) 57.6 to 77.6 dBA Acoustic: Sound Power (Typical/Maximum) 67.8 to 84.7 dBA Environmental Operating humidity 5 to 85% RH Operating humidity (short-term 5 to 90%, but not to exceed 0.024 kg water/kg of dry air per NEBS) Operating temperature up to 5906 32 to 104° F (0 to 40° C) ft (1800 m) elevation Safety compliance 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 Regulatory Compliance and Safety Information for Cisco 3900 Series Integrated Services Routers document. 1-44 Cisco 2900 Series and 3900 Series Hardware Installation Guide OL-18712-02