Replaced
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.
WITHDRAWN
IEC 60411-1:1975 ED1
99.60
Withdrawal effective
Jul 25, 1995
WITHDRAWN
IEC 61287-1:1995 ED1