I.S. EN 61643-311:2002被替代
Components For Low-voltage Surge Protective Devices - Part 311: Specification For Gas Discharge Tubes (gdt)
出版：National Standards Authority of Ireland
专家解读视频
Specifies gas discharge tubes (GDTs) that are used for applications up to 1,000 V a.c. or 1,500 V d.c. in communication or signalling circuits. They are defined as a gap, or series of gaps, in an enclosed discharge medium other than air.
BS EN 61643-311:2001 - Identical
DIN EN 61643-311 (2002-12) - Identical
NBN EN 61643-311:2003 - Identical
NF EN 61643-311:2002 - Identical
IEC 61643-311 Ed. 1.0 - Identical
SS EN 61643-311 Ed. 1 (2002) - Identical
UNE EN 61643-311:2003 - Identical
