Husqvarna WS 442 Operator's Manual page 17

1
Noise emissions
Sound power level, measured dB (A)
Sound power level, guaranteed L
2
Sound levels
Sound pressure level at the operators ear, dB (A)
Recommended blade speed
WARNING: If you cut at too high speed, it
can cause damage to the blade or cause
injury.
On gear 1 the speed range is 600-900 rpm and on gear
2 the speed range is 800-1200 rpm. When you cut at
600 rpm
700 rpm
800 rpm
900 rpm
1000 rpm
1100 rpm
1200 rpm
H = Hard concrete
1
Noise emissions in the environment measured as sound power (L
2
Noise pressure level according to EN 15027/A1. Reported data for noise pressure level has a typical statisti-
cal dispersion (standard deviation) of 1.0 dB (A).
1094 - 002 - 26.09.2019
dB (A)
WA
600 mm/24 in. 800 mm/32 in.
H
M
M = Medium concrete
WS 442
108
109
85
800-900 rpm, you get a higher output if gear 1 is used.
For recommended blade speed, speak to your blade
dealer. When you cut in hard concrete, use lower speed.
Speed, rpm
Gear 1
Gear 2
1000 mm/40 in.
H
M
H M
M S
M
S
S = Soft concrete
) in conformity with EN 15027/A1.
WA
600-900
800-1200
1200 mm/48 in.
H
M
S
17