DIN EN 17353:2019-04

This European Standard specifies requirements for enhanced visibility equipment in the form of clothing, or devices, which are capable of visually signalling the user's presence. The enhanced visibility equipment is intended to provide conspicuity of the wearer in medium risk situations under any daylight conditions and/or under illumination by vehicles headlights or searchlights in the dark. For further Information concerning risk situations, see Annex A. This European Standard is not applicable to high-risk (as covered in EN ISO 20471/A1:2016) and low-risk situations. Performance requirements are included for colour and retroreflection as well as for the minimum areas and for the placement of the materials in protective clothing. This standard does not cover requirements for active lighting, e. g. LEDs.