Half Price Standard Code

Industrial networks – Profiles – Part 1-19: Fieldbus profiles – Communication Profile Family 19
standard by International Electrotechnical Commission, 03/01/2023

Industrial communication networks – Fieldbus specifications – Part 5-10: Application layer service definition – Type 10 elements
standard by International Electrotechnical Commission, 03/01/2023

Electric cables – Calculation of the current rating – Part 1-1: Current rating equations (100 % load factor) and calculation of losses – General
standard by International Electrotechnical Commission, 05/01/2023

Fuel cell technologies – Part 3-201: Stationary fuel cell power systems – Performance test methods for small fuel cell power systems CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 02/01/2022

Amendment 1 to Household and similar electrical air cleaning appliances – Methods for measuring the performance – Part 1: General requirements
Amendment by International Electrotechnical Commission, 07/01/2023

Industrial networks – Profiles – Part 2-6: Additional real-time fieldbus profiles based on ISO/IEC/IEEE 8802-3 – CPF 6
standard by International Electrotechnical Commission, 03/01/2023

Industrial networks – Profiles – Part 1-9: Fieldbus profiles – Communication Profile Family 9
standard by International Electrotechnical Commission, 03/01/2023

Optical fibres – Part 1-44: Measurement methods and test procedures – Cut-off wavelength
standard by International Electrotechnical Commission, 07/01/2023

Fibre optic interconnecting devices and passive components – fibre optic connector optical interfaces – Part 1: Enhanced macro bend loss multimode 50 μm core diameter fibres – General and guidance
standard by International Electrotechnical Commission, 05/01/2023

Safety requirements for electrical equipment for measurement, control, and laboratory use – Part 2-034: Particular requirements for measurement equipment for insulation resistance and test equipment for electric strength
standard by International Electrotechnical Commission, 07/01/2023