(IEC 62040-1:2008 + corrigendum September 2008); German version EN 62040-1:2008 + Corrigendum:2009 Class/Status:
VDE Art. No.: 0558031
This part of IEC 62040 applies to electronic uninterruptible power systems (UPS) with an electrical energy storage device in the d.c. link. It is to be used with IEC 60950-1 which is referred to in this standard as "RD".
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