Page 2 - 34007724EN/ADIntroductionImportant instructions that must always be followed.Information, tips, help.Visual indication.Action.Information may be found primarily by checking:the contents,zthe index.zIconsUsing this documentThank you for selecting an EATON product to protect your equipment.The EX RT range has been designed with the utmost care.We recommend that you take the time to read this manual to take full advantage of the many features ofyour UPS.Warning: this is a class A UPS product. In a domestic environment, this product may cause radiointerference, in which case, the user may be required to take additional measures.If the device must be installed in overvoltage category III or IV environments, additional upstreamovervoltage protection must be provided for.To discover the entire range of EATON products and the options available for the EX RT range,we invite you to visit our web site at www.eaton.com or contact your EATON representative.Audible alarm.In the illustrations on the following pages, the symbols below are used:LED off.LED on.LED flashing.Environmental protectionEATON cares about the environmental impact of its products and has therefore implemented an eco-designprocess for the entire life cycle of the EX RT product: design, usage and recycling.