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
Transformers; three-phase oil immersed type power transformers with off-circuit tapchanger or with on-load tap-changer 2000 to 10000 kVA for 50 Hz and U<(Index)m> up to 123 kV; characteristics— 3 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.
Transformers; three-phase oil immersed type power 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; characteristics— 3 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.
Transformers; three-phase oil immersed type power transformers with off-circuit tapchanger or with on-load tap-changer 2000 to 10000 kVA for 50 Hz and U<(Index)m> up to 123 kV; characteristics— 3 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.
Transformers; three-phase oil immersed type power 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; characteristics— 3 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.