标准摘要
Applies to convertors intended for service on single-phase rolling stock supplied with current of any rated frequency between 15 Hz and 60 Hz, to convertors supplying vehicle traction circuits, and to convertors for dual frequency vehicles and to a.c. switches if these form a part of static convertor equipment.
英文名称Power convertors for electric traction - Part 1: Single-phase power convertors using thyristors