In addition to the scope of IEC 61 326-1 , this part of IEC 61 326 specifies more detailed test configurations, operational conditions and performance criteria for equipment covered by Annex A of IEC 61 326-1 :2020 which is:
– used for testing, measuring or monitoring of protective measures in low-voltage distribution systems, and;
– powered by battery and/or from the circuit measured, and
– portable.
