Modifications reservedPage 8/491.2 Environmental ConsiderationsTo operate the UPS at the best efficiency point, your installation site should meet the environmentalparameters outlined in this manual. Excessive amount of dust or moisture in the operating environmentmay cause damage or lead to malfunction. The UPS should be always protected from the outsideweather and sunshine. The operating environment must meet the weight, airflow, size and clearancerequirements specified in the technical datasheet.Under no circumstances, the UPS should be installed in an airtight room, in the presence of flammablegases, or in an environment exceeding environmental requirements here below.An ambient temperature of +20°C to +25°C is recommended to achieve a long life of the UPS andbatteries. The cooling air entering the UPS must not exceed +40 °C and the humidity should be below95% (non-condensing).1.3 Declaration of Safety conformity and CE markingPowerValue 11 RT is designed, manufactured and commercialized in accordance with the standardEN ISO 9001 of Quality Management Systems.These products are in conformity with the directives:• 2014/35/EU Low voltage directive• 2014/30/EU Electromagnetic Compatibility directive (EMC)• 2011/65/EU Restriction of the use of certain hazardous substances (RoHS) directiveand with the following product standards:Product StandardsSafety IEC/EN 62040-1:2008+A1:2013EMC IEC/EN 62040-2:2006RoHS IEC/EN50581:2012Figure 1: Standards1.4 InquiriesAddress inquiries about the UPS to the local office or agent authorized by the supplier. Please note thetype code and the serial number of the equipment and contact your nearest agent authorized by thesupplier. The serial number is shown in the nameplate of the product. For further information ontroubleshooting, go to Section 7.