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DIN EN 15316-4-2
Energy performance of buildings - Method for calculation of system energy requirements and system efficiencies - Part 4-2: Space heating generation systems, heat pump systems, Module M3-8-2, M8-8-2; German and English version prEN 15316-4-2:2022
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DIN IEC 61009-1
Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBOs) - Part 1: General rules (IEC 23E/1224/CD:2020); Text in German and English
