Full Description
IEC 61326-2-4:2020 specifies more detailed test configurations, operational conditions and performance criteria than IEC 61326-1 for equipment for
- insulation monitoring according to IEC 61557-8;
- insulation fault location according to IEC 61557-9.
This applies to insulation monitoring devices and for equipment for insulation fault location systems permanently or semi-permanently connected to the distribution system.