3Com 3C16792 User Guide - Page 25

DIMENSIONS AND STANDARDS Dimensions and Operating Conditions 0-40°C (32-105°F) operating temperature 0-90% (non-condensing) humidity 225mm (9in.) 35.8mm (1.4in.) 135.4mm (5.3in.) + 15.2mm (0.6in.) for 10BASE-2 port (if applicable) OfficeConnect Ethernet Hub 4 OfficeConnect Ethernet Hub 4C OfficeConnect Ethernet Hub 8 OfficeConnect Ethernet Hub 8C Power Weight 4 VA, 14 BThU/hr 500g (1.1 lb) 12 VA, 40 BThU/hr 550g (1.2 lb) 11 VA, 38 BThU/hr 500g (1.1 lb) 12 VA, 40 BThU/hr 550g (1.2 lb) Standards Functional: ISO 8802/3 IEEE 802.3 Safety: EMC: UL 1950, EN 60950 CSA 22.2 #950 IEC 950 EN 55022 Class B† EN 50082-1 FCC Part 15 Class B†* ICES-003 Class B VCCI Class B† CNS 13438 Class A Environmental: EN 60068 (IEC 68) †Category 5 screened cables must be used to ensure compliance with the Class B requirements of this standard. The use of unscreened cables (category 3 or category 5) complies with the Class A requirements. *Refer to "Electromagnetic Compatibility" on page 38 for conditions of operation.† 25