GB 34659-2017: Requirements and test methods relating to the spray suppression systems of motor vehicles and their trailers

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Scope

This Standard specifies the performance requirements and test methods of the spray-
suppression systems of motor vehicles and their trailers.
This Standard applies to.
a) the spray-suppression systems which are installed on the vehicles of categories
N and O;
b) the complete vehicles of categories N and O on which the spray-suppression
systems defined in 3.1 are installed;
c) the wheels which is covered by driver's cab for the vehicle chassis having a
driver’s cab;
d) the vehicles of category N1, and the vehicles of category N2 whose designed
permissible maximum laden mass is not greater than 7 500 kg. The requirements
of this Standard may be deemed to have been met if they are installed with the
wheel guards specified in GB 7063.
This Standard does not apply to the vehicles of category G which are defined in GB/T
15089.
The installation of the spray-suppression devices defined in 3.2 of this Standard is
voluntary for the following vehicles; and if these vehicles are installed with the spray-
suppression devices, then the requirements of this Standard shall be met.
a) the categories N1, O1, O2 vehicles of which the permissible maximum laden mass
is not greater than 7 500 kg;
b) for the vehicle chassis having a driver’s cab, the wheels which are not covered
by driver’s cab;
c) the chassis having no driver’s cab;
d) the vehicles on which it is impossible to install the spray-suppression devices
under normal service conditions.

Basic Data

Standard ID	GB 34659-2017 (GB34659-2017)
Description (Translated English)	Requirements and test methods relating to the spray suppression systems of motor vehicles and their trailers
Sector / Industry	National Standard
Classification of Chinese Standard	T26
Classification of International Standard	43.040.60
Word Count Estimation	18,143
Date of Issue	2017-11-01
Date of Implementation	2018-01-01
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China