29.240.01 Power transmission and distribution networks in general

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

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

Elektrodrošums zemsprieguma sadales sistēmās maiņstrāvai līdz 1000 V un līdzstrāvai līdz 1500 V. Aizsarglīdzekļu testēšanas, mērīšanas un pārraudzīšanas aparatūra. 10.daļa: Aizsarglīdzekļu testēšanas, mērīšanas un pārraudzīšanas kombinētās mērīšanas iekārtas (IEC 61557-10:2024)

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 11: Effectiveness of residual current monitors (RCM) in TT, TN and IT systems

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

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

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)

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)

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)

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)

Elektrodrošība zemsprieguma sadales sistēmās maiņstrāvai līdz 1000 V un līdzstrāvai līdz 1500 V. Aizsarglīdzekļu testēšanas, mērīšanas un pārraudzīšanas aparatūra. 13.daļa: Rokā turamas un ar rokām manipulējamas mērknaibles un sensori noplūdes strāvu mērīšanai elektriskajos sadales tīklos (IEC 61557-13:2023)

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 14: Equipment for testing the safety of electrical equipment of machinery