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    • Electrical insulation in general
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    IEC 61557-11:2020

    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

    International Electrotechnical Committee

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    IEC 61557-1 : 2019

    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 1: General requirements

    International Electrotechnical Committee

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    IEC 61557-2:2019

    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 2: Insulation resistance

    International Electrotechnical Committee

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    IEC 61557-6:2019

    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

    International Electrotechnical Committee

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    IEC 61557-3 : 2019

    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

    International Electrotechnical Committee

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    IEC 61557-7 : 2019

    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 7: Phase sequence

    International Electrotechnical Committee

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    IEC 61557-5 : 2019

    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 5: Resistance to earth

    International Electrotechnical Committee

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    IEC 61557-12:2018

    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)

    International Electrotechnical Committee

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    IEC TS 61936-2 : 1ED 2015

    POWER INSTALLATIONS EXCEEDING 1 KV A.C. AND 1,5 KV D.C. - PART 2: D.C.

    International Electrotechnical Committee

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    IEC 61557-16 : 1ED 2014

    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 16: EQUIPMENT FOR TESTING THE EFFECTIVENESS OF THE PROTECTIVE MEASURES OF ELECTRICAL EQUIPMENT AND/OR MEDICAL ELECTRICAL EQUIPMENT

    International Electrotechnical Committee

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