IEC 60146-3 Replaced
IEC 60146-3:1977
Semiconductor convertors. Part 3: Semiconductor direct d.c. convertors (d.c. chopper convertors)
Applies to all types of semiconductor convertors, i.e. d.c. to d.c. convertors without an a.c. link. If applicable, it may also be used for certain d.c. switches in control applications. Gives terminology and specifies service conditions, rated values, test programme and test methods.
CHFÂ 155.-
This publication has been replaced by:
IEC 60146-2:1999