
Components For Low-voltage Surge Protective Devices - Part 311: Specification For Gas Discharge Tubes (gdt)
出版:Asociacion Espanola de Normalizacion

专家解读视频
2003 [28/02/2003]
SS EN 61643-311 Ed. 1 (2002) - Identical
I.S. EN 61643-311:2002 - Identical
IEC 61643-311 Ed. 1.0 - Identical
NF EN 61643-311:2002 - Identical
NBN EN 61643-311:2003 - Identical
DIN EN 61643-311 (2002-12) - Identical
BS EN 61643-311:2001 - Identical
I.S. EN 61643-311:2013 - Identical
BS EN 61643-311:2013 - Identical
NBN EN 61643-311:2013 - Identical
SS EN 61643-311 Ed. 2 (2013) - Identical
DIN EN 61643-311 (2014-02) - Identical