Wastewater treatment plants - Part 13: Chemical treatment - Treatment of wastewater by precipitation/flocculation; German version EN 12255-13:2023

Fibre optic interconnecting devices and passive components - Performance standard - Part 021-03: Single-mode fibre optic connectors terminated as pigtails and patchcords for category OP - Outdoor protected environment

Bituminous mixtures - Test methods - Part 50: Resistance to scuffing

Bituminous mixtures - Test methods - Part 50: Resistance to scuffing

Rotating electrical machines for the traction of road vehicles

Measurement procedure for the assessment of specific absorption rate of human exposure to radio frequency fields from hand-held and body-mounted wireless communication devices - Part 1528: Human models, instrumentation, and procedures (Frequency range of 4 MHz to 10 GHz) (IEC/IEEE 62209-1528:2020); German version EN IEC/IEEE 62209-1528:2021

Amendment to CISPR 15 (1995): 1) Supply voltage of the equipment under test (Sub-clause 6.3), 2) Statistical method of evaluation (Sub-clause 10.3)

IEC 61300-3-38 Ed. 1.0: Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-38: Examinations and measurements - Group delay, chromatic dispersion and phase ripple

Rotating electrical machines - Part 18-42: Qualification and acceptance tests for partial discharge resistant electrical insulation systems (Type II) used in rotating electrical machines fed from voltage converters (IEC/TS 60034-18-42:2008)

Structural fire protection in industrial buildings – Part 4: Fire exposure