Registration number (WIID)Project No.TitleStatus
48395HD 390 S1:1979Inductive voltage dividersAtcelts
52086HD 233 S1:1977Recommendations for direct acting indicating electrical measuring instruments and their accessoriesAtcelts
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
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
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
50507HD 469 S1:1987Expression of the properties of logic analyzersAtcelts
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