Registration number (WIID)Project No.TitleStatus
55956EN 61557-8:2015Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 8: Insulation monitoring devices for IT systemsIzstrādē
81224prEN IEC 61557-12Electrical 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 12: Power metering and monitoring devices (PMD)Izstrādē
55229EN 61557-15:2014Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 15: Functional safety requirements for insulation monitoring devices in IT systems and equipment for insulation fault location in IT systemsIzstrādē
57596EN 60524:1993/A2:1997Direct-current resistive volt ratio boxesIzstrādē
56162EN 60564:1993D.C. bridges for measuring resistanceIzstrādē
56270EN 60564:1993/A2:1997D.C. bridges for measuring resistanceIzstrādē
42572EN 60469:2013Transitions, pulses and related waveforms - Terms, definitions and algorithmsIzstrādē
43969EN 60524:1993Direct-current resistive volt ratio boxesIzstrādē
47940EN 62008:2005Performance characteristics and calibration methods for digital data acquisition systems and relevant softwareIzstrādē
80099EN IEC 63580:2026Measuring equipment for electrical and electromagnetic quantities - Environmental aspectsIzstrādē
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