NEN EN 14591-4:2007现行
Explosion Prevention And Protection In Underground Mines - Protective Systems - Part 4: Automatic Extinguishing Systems For Road Headers
出版：Nederlands Normalisatie Instituut
专家解读视频
Specifies requirements for automatic explosion extinguishing systems for roadheader machines (selective cut heading machines) in roadheader drivages where these systems automatically detect the initial phase of a firedamp explosion which has been initiated by the cutter head of a roadheader machine and extinguish it at the roadhead in such a way that the roadway drivage team is not put at risk.
SS EN 14591-4:2007 - Identical
BS EN 14591-4:2007 - Identical
SN EN 14591-4:2007 - Identical
I.S. EN 14591-4:2007 - Identical
NF EN 14591-4:2007 - Identical
DIN EN 14591-4 (2007-09) - Identical
NS EN 14591-4:2007 - Identical
UNI EN 14591-4:2008 - Identical
NBN EN 14591-4:2008 - Identical
