DANSK DSF/PREN IEC 60309-4 PDF

Clause 1 of IEC 60309-1:2020 or IEC 60309-2:2020 applies as follows: Replacement of the first paragraph by the following text: This part of IEC 60309 applies to self-contained products primarily intended for industrial use, either indoors or outdoors that combine the following items within a single enclosure: - a fixed or portable socket-outlet according to IEC 60309-1 or IEC 60309-2 with a rated operating voltage not exceeding 1 000 V DC or 1000 V AC not exceeding 500 Hz and a rated current not exceeding 800 A, - a switching device, These products may incorporate an interlock and/or protective devices. These accessories are intended to be installed by instructed persons (IEV 195-04-02) or skilled persons (IEV 195-04-01) only