Registration number (WIID)Project No.TitleStatus
45015HD 612 S1:1992Standard cellsAtcelts
44109LVS EN 61557-3:2002Electrical 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 3: Loop impedanceAtcelts
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
47683LVS EN 61557-7:2002Electrical 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 7: Phase sequenceAtcelts
52853LVS EN 61557-5:2002Electrical 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 5: Resistance to earthAtcelts
52178LVS EN 60051-5:2002Direct acting indicating analogue electrical measuring instruments and their accessories - Part 5: Special requirements for phase meters, power factor meters and synchroscopesAtcelts
49757LVS EN 60051-7:2002Direct acting indicating analogue electrical measuring instruments and their accessories - Part 7: Special requirements for multi-function instrumentsAtcelts
57006EN 61557-4:1997Electrical 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 4: Resistance of earth connection and equipotential bondingAtcelts
54347HD 249 S1:1978Laboratory d.c. resistorsAtcelts
57006LVS EN 61557-4:2002Electrical 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 4: Resistance of earth connection and equipotential bondingAtcelts
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