I.S. EN 60519-21:1999被替代
Safety In Electroheat Installations - Part 21: Particular Requirements For Resistance Heating Equipment - Heating And Melting Glass Equipment
出版：National Standards Authority of Ireland
专家解读视频
Applicable to the protection of persons against contact with current from electrically heated equipment for melting glass.
NBN EN 60519-21:1998 - Identical
NF EN 60519-21:2000 - Identical
DIN EN 60519-21 (1998-10) - Identical
BS EN 60519-21:1998 - Identical
SN EN 60519-21:1998 - Identical
IEC 60519-21 Ed. 1.0 - Identical
SS EN 60519-21 Ed. 1 (1998) - Identical
UNE EN 60519-21:1999 - Identical
