
Forestry Machinery - Noise Test Code For Portable Hand-Held Machines With Internal Combustion Engine - Engineering Method (Grade 2 Accuracy)
出版:Norwegian Standards (Norges Standardiseringsforbund)

专家解读视频
Describes a noise test code for determining, efficiently and under standardized conditions, the noise emission characteristics of portable, hand-held, internal combustion-engine-powered forest machines such as chain-saws, brush-cutters and grass-trimmers.
Supersedes NS ISO 7917 and NS ISO 7182. (07/2005)
I.S. EN ISO 22868:2011 - Identical
NEN EN ISO 22868:2011 - Identical
BS EN ISO 22868:2011 - Identical
UNE EN ISO 22868:2011 - Identical
NBN EN ISO 22868:2011 - Identical
UNI EN ISO 22868:2011 - Identical
ONORM EN ISO 22868:2011 - Identical
DIN EN ISO 22868 (2011-06) - Identical
SS EN ISO 22868 Ed. 4 (2011) - Identical
SN EN ISO 22868:2009 - Identical
NF EN ISO 22868:2011 - Identical
SN EN ISO 22868:2011 - Identical