Registration number (WIID)Project No.TitleStatus
44713EN 61143-1:1994/A1:1997Electrical measuring instruments - X-t recorders - Part 1: Definitions and requirementsIzstrādē
59294EN 60051-1:2017Direct acting indicating analogue electrical measuring instruments and their accessories - Part 1: Definitions and general requirements common to all partsIzstrādē
56270EN 60564:1993/A2:1997D.C. bridges for measuring resistanceIzstrādē
47940EN 62008:2005Performance characteristics and calibration methods for digital data acquisition systems and relevant softwareIzstrādē
73763EN IEC 61557-7:2022/A1:2023Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequenceIzstrādē
73212prEN IEC 60688:2021Electrical measuring transducers for converting AC and DC electrical quantities to analogue or digital signalsIzstrādē
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