52231-2004 .
External noise of motor vehicles.
Permissible levels and methods of measurement
52231-2004
43.080 43.100 45 1000
2005-01-01
1 " - " () "- " ()
2 315 " "
3 1 2004 .
N 75-
4
" ", " ".
" "
, 1.0-92 " . " 1.2-92 " . "
M1, M2, M3, N1, N2, N3* .
* 52051-2003.
:
17187-81 .
41.51-2004 ( N 51) , , ,
52051-2003 .
-
" ", 1 , , . (), () . , , , , .
|
|
,
:
3.1 : , , () ( ) .
3.2 nmin, -1: ( ) , .
3.3 n, -1: , 0,75 , .
3.4 , : , .
3.5 , : 17187 0,5 .
3.6 , : , 41.51 . (. 8.2 1 41.51), () .
3.7 , : .
3.8 : , .
4.1 (. 3.5), 5.4.
4.2 5 , .
4.3 , , 1.
1