IEC 60519-21 Ed. 1.0被替代
Safety in electroheat installations Part 21: Particular requirements for resistance heating equipment - Heating and melting glass equipment
出版：International Electrotechnical Committee
專家解讀視頻
Covers the safety aspects of electrical parts also in the case when electrical heating is combined with other means of heating, for example liquid fuel heating. Supplements and modifies the corresponding clauses in IEC 60519-2. The contents of the corrigendum of June 1999 have been included in this copy.
SS EN 60519-21 Ed. 1 (1998) - Identical
PN IEC 60519-21:2000 - Identical
I.S. EN 60519-21:1999 - Identical
NF EN 60519-21:2000 - Identical
SN EN 60519-21:1998 - Identical
VDE 0721-21:1998 - Identical
GB 5959.41-2004 - Identical
ONORM OVE EN 60519-21:1998 - Identical
DIN EN 60519-21 (1998-10) - Identical
BS EN 60519-21:1998 - Equivalent
CEI EN 60519-21 Ed. 1 (1999) - Identical
NEN EN IEC 60519-21:1998 - Identical
UNE EN 60519-21:1999 - Identical
