Powertransformers with off circuit tap-changer resp. on load tap changer; main dimensions and accessories, 2000 to 10000 kVA and up to insulation class 110 N— 4 стр.
Transformers; three-phase oil immersed transformers with off-circuit tap-changer or with on-load tap-changer 12500 to 80000 kVA for 50 Hz and U<(Index)m> up to 123 kV; requirements and accessories— 12 стр.
Transformers; three-phase oil immersed transformers with off-circuit tap-changer or with on-load tap-changer, 12500 to 80000 kVA for 50 Hz and U<(Index)m> 123 kV; main dimensions and weights for 25000 to 40000 kVA— 4 стр.
Three-phase dry-type distribution transformers 50 Hz, from 100 to 2500 kVA, with highest voltage for equipment not exceeding 36 kV - Part 3: Determination of the power rating of a transformer loaded with non-sinusoidal current; German version HD 538.3 S1:1997— 4 стр.
Transformers; three-phase oil immersed transformers with off-circuit tap-changer or with on-load tap-changer 12500 to 80000 kVA for 50 Hz and U<(Index)m> up to 123 kV; requirements and accessories— 12 стр.
Powertransformers with off circuit tap-changer resp. on load tap changer; main dimensions and accessories, 2000 to 10000 kVA and up to insulation class 110 N— 4 стр.