
Low voltage surge protective devices. Specification for gas discharge tubes (GDT)
出版:British Standards Institution

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© British Standards Institution 2013
SS EN 61643-311 Ed. 1 (2002) - Identical
DIN EN 61643-311 (2002-12) - Identical
NBN EN 61643-311:2003 - Identical
IEC 61643-311 Ed. 1.0 - Identical
UNE EN 61643-311:2003 - Identical
I.S. EN 61643-311:2002 - Identical
NF EN 61643-311:2002 - Identical