Registration number (WIID)Project No.TitleStatus
51676EN 61557-4:2007Electrical 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 4: Resistance of earth connection and equipotential bondingAtcelts
55952LVS EN 61557-9:2015Electrical 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 9: Equipment for insulation fault location in IT systemsAtcelts
62784LVS EN 61557-9:2015/AC:2016Electrical 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 9: Equipment for insulation fault location in IT systemsAtcelts
54031EN 60051-3:1989/A1:1995Direct acting indicating analogue electrical measuring instruments and their accessories - Part 3: Special requirements for wattmeters and varmetersAtcelts
52303EN 60051-9:1989Direct acting indicating analogue electrical-measuring instruments and their accessories - Part 9: Recommended test methodsAtcelts
45367LVS EN 62586-2:2015Power quality measurement in power supply systems - Part 2: Functional tests and uncertainty requirementsAtcelts
64362LVS EN 61557-9:2015/AC:2017Electrical 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 9: Equipment for insulation fault location in IT systemsAtcelts
54514LVS EN 61557-16:2015Electrical 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 16: Equipment for testing the effectiveness of the protective measures of electrical equipment and/or medical electrical equipmentAtcelts
43631EN 61557-7:2007Electrical 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 7: Phase sequenceAtcelts
52178EN 60051-5:1989Direct acting indicating analogue electrical measuring instruments and their accessories - Part 5: Special requirements for phase meters, power factor meters and synchroscopesAtcelts
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