IEC standard voltages - supplementary remarks on the state of international standardization and european harmonization of nominal voltage 230/400 V and consequences of adaption from 220/380 V
Dry-type transformers 50 Hz, 100 up to 2500 kVA; general requirements and requirements for transformers U<(Index)m> up to 24 kV; German version of HD 538 S1:1992— 11 стр.
Dry-type transformers 50 Hz, 100 up to 2500 kVA; general requirements and requirements for transformers U<(Index)m> up to 24 kV; German version of HD 538 S1:1992— 11 стр.