EN 50173-1 [documento eletrónico] : information technology; : generic cabling systems; : part 1; : general requirements / European Commitee for Electrothecnical Standardization
EN 50399 [documento eletrónico] : common test methods for cables under fire conditions; : heat release and smoke production measurement on cables during flame spread test; : test apparatus, procedures, results / European Commitee for Electrothecnical Standardization
EN 50065-1 [documento eletrónico] : signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz; : Part 1; : general requirements, frequency bands and electromagnetic disturbances / European Committee for Electrotechnical Standardization