For units intended to be operated at 115 volts: Use a UL-listed and CSA-certified cord set consisting of aminimum 18 AWG, Type SVT or SJT, three-conductor cord, a maximum of 15 feet in length and a parallelblade, grounding-type attachment plug rated 10 amperes, 125 volts.For units intended to be operated at 230 volts (U.S. use): Use a UL-listed and CSA-certified cord setconsisting of a minimum 18 AWG, Type SVT or SJT, three-conductor cord, a maximum of 15 feet in lengthand a tandem blade, grounding-type attachment plug rated 10 amperes, 250 volts.For units intended to be operated at 230 volts (outside the U.S.): Use a cord set with a grounding-typeattachment plug. The cord set should have the appropriate safety approvals for the country in which theequipment will be installed.Power cords provided by Lenovo for a specific country or region are usually available only in that country orregion.For units intended to be operated in Germany: The power cords must be safety approved. For Germany, itmust be H05VV-F, 3G, 0.75 mm2, or better. For other countries, the suitable types must be used accordingly.For units intended to be operated in Denmark: Use a cord set with a grounding-type attachment plug. Thecord set should have the appropriate safety approvals for the country in which the equipment will beinstalled.For units intended to be operated in Norway, Sweden, Finland: Use a cord set with a two-prong attachmentplug. The cord set should have the appropriate safety approvals for the country in which the equipment willbe installed.If you intend to use your PC in a country or region that is different from your ordering location, pleasepurchase an additional Lenovo power cord for the country or region where the PC will be used. Refer to thepower cord guide provided in our Web site, https://support.lenovo.com, for details. Some countries andregions support multiple voltages, so make sure you order the appropriate power cord for the intendedvoltage.Extension cords and related devicesEnsure that extension cords, surge protectors, uninterruptible power supplies, and power strips that you useare rated to handle the electrical requirements of the product. Never overload these devices. If power stripsare used, the load should not exceed the power strip input rating. Consult an electrician for more informationif you have questions about power loads, power requirements, and input ratings.54 User Guide