CLC/TC 85X
Registration number (WIID) | Project No. | Title | Status |
---|---|---|---|
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 |
70100 | LVS EN 62586-2:2017/A1:2022 | Power quality measurement in power supply systems - Part 2: Functional tests and uncertainty requirements | 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 |
76701 | LVS EN IEC 61557-12:2022/AC: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 12: Power metering and monitoring devices (PMD) | Standarts spēkā |
65438 | LVS EN IEC 61557-3:2022 | 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 3: Loop impedance | Standarts spēkā |
55956 | LVS EN 61557-8:2015 | 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 8: Insulation monitoring devices for IT systems | Standarts spēkā |
66469 | LVS EN IEC 61557-11:2022 | 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 11: Effectiveness of residual current monitors (RCM) in TT, TN and IT systems | Standarts spēkā |
Displaying 21-30 of 176 results.