: Regional versions are available, such as the British Standard BS 7454 or the Russian GOST R IEC 60949 , which provide identical technical content. Core Technical Content
: Calculate a factor that accounts for the heat absorbed by adjacent materials. iec 60949 pdf free download exclusive
: The primary source for the official IEC 60949:1988 and its Amendment 1 (2008). : Regional versions are available, such as the