Registration number (WIID)Project No.TitleStatus
56380LVS EN 60051-1:1989Direct acting indicating analogue electrical measuring instruments and their accessories - Part 1: Definitions and general requirements common to all partsAtcelts
54937HD 614 S1:1992Direct-current resistive volt ratio boxesAtcelts
52853EN 61557-5:1997Electrical safety in low voltage distribution systems up to 1 kV a.c. and 1,5 kV d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 5: Resistance to earthAtcelts
58231LVS EN 61557-11:2009Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 11: Effectiveness of residual current monitors (RCMs) type A and type B in TT, TN and IT systems (IEC 61557-11:2009)Atcelts
48482EN 60051-1:1989/A2:1995Direct acting indicating analogue electrical measuring instruments and their accessories - Part 1: Definitions and general requirements common to all partsAtcelts
47443HD 615 S1:1992Direct current bridges for measuring resistanceAtcelts
50641EN 61557-1:1997Electrical safety in low voltage distribution systems up to 1 kV a.c. and 1,5 kV d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 1: General requirementsAtcelts
51277HD 390 S2:1992Inductive voltage dividersAtcelts
42239HD 215 S1:1974Safety requirements for indicating and recording electrical measuring instruments and their accessoriesAtcelts
52086HD 233 S1:1977Recommendations for direct acting indicating electrical measuring instruments and their accessoriesAtcelts
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