Letter symbols to be used in electric technology - Part 4: Rotating electric machines (IEC 60027-4:2006); German version EN 60027-4:2007
Edition 2008-03

Electroacoustics - Audiometric equipment - Part 5: Instruments for the measurement of aural acoustic impedance/admittance (IEC 60645-5:2004); German version EN 60645-5:2005
Edition 2005-08

Magnetic materials - Methods of measurement of magnetic properties of electrical steel sheet and strip at medium frequencies; German version EN 10252:1997
Edition 1997-05

Anodizing of aluminium and its alloys - Assessment of quality of sealed anodic oxidation coatings by measurement of admittance (ISO 2931:2017); German version EN ISO 2931:2018
Edition 2018-04

Guide for procurement of power station equipment - Part 2-6: Electrical equipment; Generators; German version EN 45510-2-6:2000
Edition 2001-02

Guide to the measurement of equivalent electrical parameters of quartz crystal units; identical with IEC 61080:1991
Edition 1993-02

Quantities and units - Part 6: Electromagnetism (IEC 80000-6:2008); German version EN 80000-6:2008
Edition 2008-09

Letter symbols for physical quantities; symbols for general use
Edition 1994-03

Quantities used in alternating current theory; two-line circuits
Edition 1994-03

Industrial microwave heating installations - Test methods for the determination of power output (IEC 61307:2011); German version EN 61307:2011
Edition 2012-03