Natural gas - Energy determination

Natural gas - Energy determination

Thermal energy meters - Part 3: Data exchange and interfaces; German version FprEN 1434-3:2024

Secondary cells and batteries for renewable energy storage - General requirements and methods of test - Part 2: On-grid applications (IEC 21/1166/CDV:2023); German and English version EN 61427-2:2015/prA1:2023

Railway applications - Rolling stock - Specification and verification of energy consumption

Maintenance - Energies and fluids risks control process for maintenance tasks - Guidance

Energy performance of buildings - Energy needs for heating and cooling, internal temperatures and sensible and latent heat loads - Part 3: Calculation procedures regarding adaptive building envelope elements - Amendment 1: Reference control scenarios for adaptive building envelope elements with active solar shading or chromogenic glazing

Energy performance of buildings - Energy needs for heating and cooling, internal temperatures and sensible and latent heat loads - Part 3: Calculation procedures regarding adaptive building envelope elements - Amendment 1: Reference control scenarios for adaptive building envelope elements with active solar shading or chromogenic glazing

Ultrasonics - Therapeutic focused short pressure pulse sources - Characteristics of fields (IEC 87/836/CDV:2023); German and English version prEN IEC 61846:2023

Hand-held non-electric power tools - Safety requirements - Part 12: Small circular, small oscillating and reciprocating saws