CLC/TC 85X
Registration number (WIID) | Project No. | Title | Status |
---|---|---|---|
78877 | LVS EN IEC 61557-1:2021/A1:2024 | Electrical 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 requirements | Standarts spēkā |
75194 | EN IEC 62974-1:2024 | Monitoring and measuring systems used for data collection, aggregation and analysis - Part 1: Device requirements | Standarts spēkā |
72896 | LVS EN IEC 60477-1:2022 | Laboratory resistors - Part 1: Laboratory DC resistors | Standarts spēkā |
72900 | LVS EN IEC 60477-2:2022 | Laboratory resistors - Part 2: Laboratory AC resistors | Standarts spēkā |
65442 | LVS EN IEC 61557-6:2022 | Electrical 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 systems | Standarts spēkā |
73618 | LVS EN 50678:2020/AC:2021 | General procedure for verifying the effectiveness of the protective measures of electrical equipment after repair | Standarts spēkā |
65437 | LVS EN IEC 61557-2:2022 | Electrical 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 resistance | Standarts spēkā |
65441 | LVS EN IEC 61557-5:2022 | Electrical 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 earth | Standarts spēkā |
65440 | LVS EN IEC 61557-4:2022 | Electrical 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 bonding | Standarts spēkā |
55229 | LVS EN 61557-15:2014 | Electrical 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 systems | Standarts spēkā |
Displaying 91-100 of 174 results.