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STN - Slovenské národní normy
Stránka 2837
STN EN IEC 61557-7:2023/A1 (01.01.2024) Change
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 7: Phase sequence
Dostupné jazyky: Anglicky
Dostupné prevedenie: Tlačené
STN EN 61557-8 (01.01.2017)
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
Dostupné jazyky: Slovensky
Dostupné prevedenie: Tlačené
STN EN 61557-9 (01.04.2017)
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 9: Equipment for insulation fault location in IT systems
Dostupné jazyky: Slovensky
Dostupné prevedenie: Tlačené
STN EN IEC 61557-9 (01.07.2025)
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 9: Equipment for insulation fault location in IT systems
Dostupné jazyky: Anglicky
Dostupné prevedenie: Tlačené
STN EN 61557-9:2017/OpravaAC (01.06.2017) Correction
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 9: Equipment for insulation fault location in IT systems
Dostupné jazyky: Anglicky
Dostupné prevedenie: Tlačené
STN EN IEC 61557-10 (01.11.2025)
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 10: Combined measuring equipment for testing, measuring and monitoring of protective measures
Dostupné jazyky: Slovensky
Dostupné prevedenie: Tlačené
STN EN 61557-10 (01.02.2014)
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 10: Combined measuring equipment for testing, measuring or monitoring of protective measures
Dostupné jazyky: Slovensky
Dostupné prevedenie: Tlačené
STN EN IEC 61557-11 (01.08.2022)
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
Dostupné jazyky: Anglicky
Dostupné prevedenie: Tlačené
STN EN 61557-12 (01.03.2009)
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. quipment for testing, measuring or monitoring of protective measures. Part 12: Performance measuring and monitoring devices (PMD)
Dostupné jazyky: Slovensky
Dostupné prevedenie: Tlačené
STN EN IEC 61557-12 (01.04.2022)
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)
Dostupné jazyky: Anglicky
Dostupné prevedenie: Tlačené
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