declare under our sole responsibility that the following product/s Electromechanical Relay Type SY…. Basic part number followed by a varying length of alpha numerics to signify variant. to which this declaration relates, are in:Conformity with the requirements of the following standards and other normative documents IEC 255-1-00:1975 Electrical relays. Contact performance. IEC 225-0-20:1974 VDE 0435 T201/A1:05.90 R9452080 and therefore conform to the protection requirements of the Council Directives 73/23/EEC (+93/68/EEC) relating to Low Voltage Directive