Cisco WS-C2950T-24 Hardware Installation Guide - Page 63

Chapter 1 Overview of the Routers Specifications Table 1-18 Cisco 3900 Series Router Specifications (continued) Description Specification Weight (fully configured) 60 lb (27.21 kg) Power AC input power (Cisco 3945) • Input voltage 100 to 240 VAC, autoranging • Frequency 47 to 63 Hz • Input current 0.4 to 3.5 A (configuration dependent) • Input current with AC-POE 0.4 to 7.0 A (configuration dependent) • Surge current 30 A maximum at 115 VAC 60 Hz, 60 A maximum at 230 VAC 50 Hz Power consumption (Cisco 3945) 85 to 400 W, 600 to 1370 BTU/hr (configuration dependent) • With AC-POE 85 to 800 W, 600 to 2740 BTU/hr (configuration dependent) Ports Console port One RJ-45 connector and one mini USB Type B, USB 2.0 compliant Auxiliary port USB ports RJ-45 connector Two USB Type A, USB 2.0 compliant, 2.5 W (500 mA) max.1 10/100/1000 Gigabit Ethernet Three or Four RJ-45 connectors (GE0/0, GE0/1, GE0/2, GE0/3), auto-MDIX2. Note Cisco 3925E and Cisco 3945E routers have four RJ-45 connectors that support Gigabit Ethernet networks. SFP Two RJ-45 connectors support SFP modules. When an SFP module is installed the adjacent RJ-45 GE connector is disabled. See Table 5-4 for a list of supported modules. 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 Operating temperature up to 9843 32 to 104° F (0 to 40° C) ft (3000 m) elevation Operating temperature up to 13,123 ft (4000 m) elevation 32 to 86 ° F (0 - 30 ° C) Temperature - Short-term per NEBS/1800m max altitude 23 to 122°F (-5°C to 50°C) Operating altitude maximum 13,123 ft (4000 m) Transportation and Storage Nonoperating temperature -40 to 158° F (-40 to 70° C) Nonoperating humidity 5 to 95% RH OL-18712-02 Cisco 2900 Series and 3900 Series Hardware Installation Guide 1-43