Air conditioners, liquid chilling packages and heat pumps for space heating and cooling and process chillers, with electrically driven compressors - Part 4: Requirements; German version EN 14511-4:2022
Edition 2023-08

Liquid pumps and installation - General terms, definitions, quantities, letter symbols and units - Part 2: Pumping System (ISO 17769-2:2012); Trilingual version EN ISO 17769-2:2012
Edition 2012-11

Measurement of quartz crystal unit parameters - Part 6: Measurement of drive level dependence (DLD) (IEC 60444-6:2021); German version EN IEC 60444-6:2021
Edition 2023-11

Electrical measuring transducers for converting AC and DC electrical quantities to analogue or digital signals (IEC 85/748/CDV:2021); German and English version prEN IEC 60688:2021
Edition 2022-03

Dehumidifiers with electrically driven compressors - Rating tests, marking, operational requirements and technical data sheet; German version EN 810:1997
Edition 1997-06

Energy audits - Part 2: Buildings; German version EN 16247-2:2022
Edition 2022-11

Generating sets - Uninterruptible power supply - Part 12: Dynamic UPS systems with and without reciprocating internal combustion engines
Edition 1996-06

Energy performance of large power transformers (Uₘ > 36 kV or Sr ≥ 40 MVA); German version EN 50629:2015 + A1:2016 + A2:2018
Edition 2019-03

Units - Part 3: Conversion of non-SI units
Edition 2018-02

Letter symbols to be used in electrical technology - Part 7: Power generation, transmission and distribution (IEC 60027-7:2010); German version EN 60027-7:2010
Edition 2011-02