Three-phase oil-immersed distribution transformers 50 Hz, from 50 kVA to 2 500 kVA with highest voltage for equipment not exceeding 36 kV
Part 1: General requirements;
German version EN 50464-1:2007 + A1:2012 Class/Status:
VDE Art. No.: 0532081
This standard covers transformers from 50 kVA to 2 500 kVA intended for operation in three-phase distribution networks, for indoor or outdoor continuous service, 50 Hz, immersed in mineral oil, natural cooling, with two windings: a primary winding with a highest voltage for equipment from 3,6 kV to 36 kV as well as a secondary winding with a highest voltage for equipment not exceeding 1,1 kV. The object of this document is to lay down requirements related to electrical characteristics and design of three phases distribution transformers immersed in mineral oil. This standard has been amended by Amendment A1.
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