3Com 3C63311 Reference Guide - Page 10

x CHAPTER : WARNING INFORMATION Power and Power Cords This equipment is not intended for use with IT power distribution systems whose line to line voltage exceeds 250 VAC RMS defined by EN 60950 as having no direct connection to earth. The PathBuilder S330/S310 will auto-configure for 115 VAC or 220-240 VAC. NORTH AMERICAN APPLICATIONS: Use a UL Listed and CSA Certified Cord Set rated 6 amps, consisting of a minimum 18 AWG, Type SVT or SJT three conductor cord maximum of 15 feet in length, with a NEMA 5-15P plug. INTERNATIONAL APPLICATIONS: The power supply cords used with this equipment should be harmonized with all local standards applicable in the country in which it is installed. Safety agency compliance requires this unit to be connected to branch circuits with overcurrent protection £ 20A for North American applications and £ 10A for international applications. The power supply cord must be disconnected when servicing all components or subsystems. EMI FCC - This equipment generates, uses, and can radiate radio frequency energy, and if not installed and used in accordance with the instruction manual, may cause interference to radio communications. It has been tested and found to comply with the limits for a Class A computing device pursuant with Part 15 of the FCC Rules, which are designed to provide reasonable protection against such interference when operated in a commercial environment. Operation of this equipment in a residential area is likely to cause interference, in which case the user at his own expense will be required to take whatever measures may be required to correct the interference. These tests were conducted with shielded communications cables with metal connector hoods; the use of unshielded cables may void this compliance. Canada - This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications. Europe - This is a Class A product. In a domestic environment this product may cause radio interference, in which case, the user may be required to take adequate measures. Safety Classification of Ports for Connection to Telecommunications Networks The following port types in the product range are classified according to the Harmonized Europeans Standard EN41003, subclause 4.1.3, as follows: E1/E3 - TNV normally operating within SELV limits (TNV-1) 1Telecommunications Network Voltage (EN60950, subclause 1.2.8.8) 2Safety Extra-Low Voltage (EN60950, subclause 1.2.8.5)