Telecontrol equipment and systems - Part 5-103: Transmission protocols - Companion standard for the informative interface of protection equipment
Edition 1998-05-26

Electricity metering equipment - Dependability - Part 21: Collection of meter dependability data from the field.
Edition 2003-07-11

Lightning protection system components (LPSC) - Part 6: Requirements for lightning strike counters (LSC)
Edition 2018-09-19

Lightning protection system components (LPSC) - Part 6: Requirements for lightning strike counters (LSCs)
Edition 2023-12-20

Electricity metering equipment (a.c.) - Severity levels, immunity requirements and test methods for conducted disturbances in the frequency range 2 kHz - 150 kHz (Endorsed by AENOR in November of 2012.)
Edition 2012-11-01

Irrigation techniques. Remote monitoring and control for irrigation. Tests
Edition 2023-07-10

Liquid hydrocarbons. Volumetric measurement by displacement meter. Volumetric measurement by displacement meter systems other than dispensing pumps
Edition 2017-12-06

Iron ores. Wavelength dispersive X-ray fluorescence spectrometers. Determination of precision
Edition 2016-05-31

Electricity metering equipment (a.c.) - Acceptance inspection - Part 31: Particular requirements for static meters for active energy (classes 0,2 S, 0,5 S, 1 and 2, and class indexes A, B and C)
Edition 2011-05-11

Electricity metering equipment (ac) - Acceptance inspection - Part 21: Particular requirements for electromechanical meters for active energy (classes 0,5, 1 and 2) (Endorsed by AENOR in February of 2011.)
Edition 2011-02-01