BS EN 50464-2-2:2007
Заменен
Three-phase oil-immersed distribution transformers 50 Hz, from 50 kVA to 2500 kVA with highest voltage for equipment not exceeding 36 kV. Distribution transformers with cable boxes on the high-voltage and/or low-voltage side. Cable boxes type 1 for use on distribution transformers meeting the requirements of EN 50464-2-1
— 12 стр.