DIN IEC 61117 VDE 0660-509:1993-09
Low-voltage switchgear and controlgear assemblies
A method for assessing the short-circuit withstand strength for partially type-tested assemblies (PTTA)
Identical with Report IEC 61117:1992
Class/Status:
Standard,
withdrawn
Released: 1993-09
VDE Art. No.: 0660046