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Standards [CURRENT]

UNE-EN IEC 61557-2

Electrical safety in low voltage distribution systems up to 1000 V AC and 1500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance (Endorsed by Asociación Española de Normalización in April of 2022.)
Edition 2022-04-01

Standards [CURRENT]

UNE-EN IEC 61557-3

Electrical safety in low voltage distribution systems up to 1000 V AC and 1500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance (Endorsed by Asociación Española de Normalización in July of 2022.)
Edition 2022-07-01

Standards [CURRENT]

UNE-EN IEC 61557-4

Electrical safety in low voltage distribution systems up to 1000 V AC and 1500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding (Endorsed by Asociación Española de Normalización in April of 2022.)
Edition 2022-04-01

Standards [CURRENT]

UNE-EN IEC 61557-5

Electrical safety in low voltage distribution systems up to 1000 V AC and 1500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 5: Resistance to earth (Endorsed by Asociación Española de Normalización in April of 2022.)
Edition 2022-04-01

Standards [CURRENT]

UNE-EN IEC 61557-6

Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 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 (Endorsed by Asociación Española de Normalización in April of 2022.)
Edition 2022-04-01

Standards [CURRENT]

UNE-EN IEC 61557-7

Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence (Endorsed by Asociación Española de Normalización in July of 2022.)
Edition 2022-07-01

Standards [CURRENT]

UNE-EN IEC 61557-7/A1

Electrical safety in low voltage distribution systems up to 1000 V AC and 1500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence (Endorsed by Asociación Española de Normalización in November of 2023.)
Edition 2023-11-01

Standards [CURRENT]

UNE-EN IEC 61557-11

Electrical safety in low voltage distribution systems up to 1000 V AC and 1500 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
Edition 2023-01-18

Standards [CURRENT]

UNE-EN IEC 61557-12

Electrical safety in low voltage distribution systems up to 1000 V AC and 1500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 12: Power metering and monitoring devices (PMD)
Edition 2023-11-29

Standards [CURRENT]

UNE-EN IEC 61557-12/A1

Electrical safety in low voltage distribution systems up to 1000 V AC and 1500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 12: Power metering and monitoring devices (PMD)
Edition 2023-11-29

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