Registration number (WIID)Project No.TitleStatus
78877LVS EN IEC 61557-1:2021/A1:2024Electrical 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 1: General requirementsStandarts spēkā
75194EN IEC 62974-1:2024Monitoring and measuring systems used for data collection, aggregation and analysis - Part 1: Device requirementsStandarts spēkā
72896LVS EN IEC 60477-1:2022Laboratory resistors - Part 1: Laboratory DC resistorsStandarts spēkā
72900LVS EN IEC 60477-2:2022Laboratory resistors - Part 2: Laboratory AC resistorsStandarts spēkā
65442LVS EN IEC 61557-6:2022Electrical 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 6: Effectiveness of residual current devices (RCD) in TT, TN and IT systemsStandarts spēkā
73618LVS EN 50678:2020/AC:2021General procedure for verifying the effectiveness of the protective measures of electrical equipment after repairStandarts spēkā
65437LVS EN IEC 61557-2:2022Electrical 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 2: Insulation resistanceStandarts spēkā
65441LVS EN IEC 61557-5:2022Electrical 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 5: Resistance to earthStandarts spēkā
65440LVS EN IEC 61557-4:2022Electrical 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 4: Resistance of earth connection and equipotential bondingStandarts spēkā
55229LVS EN 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 systemsStandarts spēkā
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