Gas-fired central heating boilers - Part 2-1: Specific standard for type C appliances and type B2, B3 and B5 appliances of a nominal heat input not exceeding 1 000 kW

Gas-fired central heating boilers - Part 2-1: Specific standard for type C appliances and type B2, B3 and B5 appliances of a nominal heat input not exceeding 1 000 kW; German version EN 15502-2-1:2022+A1:2023

Gas-fired heating boilers - Part 1: General requirements and tests; German version EN 15502-1:2021+A1:2023

Ventilative cooling systems

Aerospace series - LOTAR - LOng Term Archiving and Retrieval of digital technical product documentation such as 3D CAD and PDM data - Part 121: Semantic representation of CAD 3D Explicit Geometry with Product and Manufacturing Information; German and English version prEN 9300-121:2022

Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW - Part 2: Safety

Geographic information - Land Administration Domain Model (LADM) - Part 2: Land registration (ISO/DIS 19152-2:2024); English version prEN ISO 19152-2:2024

Geographic information - Land Administration Domain Model (LADM) - Part 2: Land registration (ISO/DIS 19152-2:2024)

Health informatics - Device interoperability - Part 10472: Personal Health Device Communication - Device Specialization - Medication Monitor (ISO/IEEE FDIS 11073-10472:2024)

Health informatics - Device interoperability - Part 10472: Personal health device communication - Device specialization - Medication monitor (ISO/IEEE FDIS 11073-10472:2024); English version prEN ISO/IEEE 11073-10472:2024