C TECHNICAL I NFORMATIONRelated StandardsThe 3Com Baseline Switch 2250 Plus has beendesigned to the following standards:EnvironmentalPhysicalElectricalFunctional ISO 8802-3, IEEE 802.3 (Ethernet),IEEE 802.3u (Fast Ethernet), IEEE802.3ab (Gigabit Ethernet), IEEE802.3x (Flow Control), IEEE 802.1D(Bridging)MAC Address 4096Safety UL/CUL (UL60950-1, CSA22.2 No60950-1), TUV/GS (EN60950-1),IEC60950-1EMC Emissions EN 55022 Class A, FCC Part 15Subpart B Class A, ICES-003 ClassA, VCCI Class A, AS/NZS 3548Class A, CNS 13438 Class AImmunity EN 55024Operating Temperature 0–40 °C (32–104 °F)Humidity 0–95% (non-condensing)Standard EN 60068 (IEC 68)—various partsWidth 440 mm (17.3 in.)Depth 215 mm (8.5 in.)Height 41 mm (1.6 in.) or 1UWeight 3.1 kgs (6.83 lbs)Mounting Free standing, or 19 in. rackmounted using the mounting kitsuppliedPower Inlet IEC 320AC Line Frequency 50/60 HzInput Voltage 100–240 VACCurrent Rating 2 amperes (maximum)Maximum Power Con-sumption56 wattsMaximum Power Dissi-pation184.3 BTU/hr