Postal services - Quality of service - Measurement of the transit time of end-to-end services for single piece non-priority and second class mail

Postal services - Quality of service - Measurement of the transit time of end-to-end services for bulk mail

Household and similar electrical appliances - Safety - Part 2-26: Particular requirements for clocks (IEC 60335-2-26:2002, modified + A1:2008); German version EN 60335-2-26:2003 + A1:2008 + A11:2020

Plastics piping systems for industrial applications - Acrylonitrile-butadiene-styrene (ABS), unplasticized poly(vinyl chloride) (PVC-U) and chlorinated poly(vinyl chloride) (PVC-C) - Specifications for components and the system - Metric series (ISO 15493:2003 + Amd 1:2016 + Cor 1:2004); German version EN ISO 15493:2003/A11:2025

IEC 60050-601 Ed.2: International Electrotechnical Vocabulary - Part 601: Generation, transmission and distribution of electricity - General

IEC 60050-602 Ed.2: International Electrotechnical Vocabulary - Part 602: Generation, transmission and distribution of electricity - Generation

IEC 60050-603 Ed.2: International Electrotechnical Vocabulary - Part 603: Generation, transmission and distribution of electricity - Power system planning and management

IEC 60050-604 Ed.2: International Electrotechnical Vocabulary - Part 604: Generation, transmission and distribution of electricity - Operation

IEC 60050-605 Ed.2: International Electrotechnical Vocabulary - Part 605: Generation, transmission and distribution of electricity - Substations