Information security - Message authentication codes (MACs) - Part 2: Mechanisms using a dedicated hash-function - Technical Corrigendum 1

Liaison letter from SC 3C on IEC 60269-2 A1 Ed. 3.0: Low-voltage fuses - Part 2: Supplementary requirements for fuses for use by authorised persons (fuses mainly for industrial application) - Examples of standardized systems of fuses A to I

Maintenance of IEC 61482-1-2: LIVE WORKING - Protective clothing against the thermal hazards of an electric arc - Part 1: Test methods - Method 2: Determination of arc protection class of material and clothing by using a constrained and directed arc (box test)

TC72/WG3 proposal to combine IEC 60730-2-2 and IEC 60730-2-4 into a new part 2, IEC 60730 22, Automatic electrical controls for household and similar use - Part 2-22: Particular requirements for thermal motor protectors

IEC 60331-12, Ed 2, Tests for electric cables under fire conditions - circuit integrity - Part 12: Apparatus - Fire with shock at a flame temperature of at least 830 °C for cables with an overall diameter exceeding 20mm.

Electrical connectors and plug-and-socket devices - 1 pole connector with threaded coupling, screened, pressure-water tight, up to 1 000 A, up to AC 875 V - Part 2: Mounting, detail standard; Text in German and English

Fixed electric double-layer capacitors for use in electronic equipment - Part 2: Sectional specfication - Electric double layer capacitors for power application

Surface treatment equipment - Noise test code for surface treatment equipment including its ancillary handling equipment - Accuracy grades 2 and 3

Road traffic noise reducing devices - Non-acoustic performance - Part 2: Methods of determination of the general safety and environmental characteristics

Plastics - Methods of exposure to solar radiation - Part 2: Direct weathering and exposure behind window glass (ISO/DIS 877-2:2024)