D-Link 3312SR Reference Manual - Page 290
Technical Specifications, Physical and Environmental, General - dgs power supply
UPC - 790069263873
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DGS-3312SR Layer 3 Gigabit Switch A TECHNICAL SPECIFICATIONS Physical and Environmental AC input & External Redundant Power Supply Power Consumption DC fans Operating Temperature Storage Temperature Humidity Dimensions Weight EMC Safety 100 - 120; 200 - 240 VAC, 50/60 Hz (internal universal power supply) 90 watts maximum 2 built-in 40 x 40 x10 mm fans 0 to 40 degrees Celsius -25 to 55 degrees Celsius Operating: 5% to 95% RH non-condensing; Storage: 0% to 95% RH non-condensing 441 mm x 207 mm x 44 mm (1U), 19 inch rackmount width 3.15 kg FCC Class A CE Mark C-Tick CSA International Standards: Protocols: Data Transfer Rates: Ethernet General IEEE 802.3u 100BASE-TX Fast Ethernet IEEE 802.3ab 1000BASE-T Gigabit Ethernet IEEE 802.1 P/Q VLAN IEEE 802.3x Full-duplex Flow Control IEEE 802.3 Nway auto-negotiation IEEE 802.3z SFP ports IEEE 1394.b Stacking IEEE 802.1D/w/s Spanning trees. IEEE 802.1p QoS (Priority Bits) IEEE 802.1X Access Control CSMA/CD Half-duplex Full-duplex 10 Mbps 284 20Mbps