13 ENGLISHNoiseModel DUR190UCutting tool Sound pressure level (LpA)dB(A)Sound power level (LWA)dB(A)ApplicablestandardLpA dB(A) Uncer-tainty (K)dB(A)LWA dB(A) Uncer-tainty (K)dB(A)4-tooth blade 77.0 3.9 91.6 2.4 ISO22868(ISO11806-1)Nylon cutting head 74.0 1.9 87.1 0.9 ISO22868(ISO11806-1)/EN50636-2-91Plastic blade 75.6 1.3 85.9 2.1 ISO22868(ISO11806-1)/EN50636-2-91Model DUR190LCutting tool Sound pressure level (LpA)dB(A)Sound power level (LWA)dB(A)ApplicablestandardLpA dB(A) Uncer-tainty (K)dB(A)LWA dB(A) Uncer-tainty (K)dB(A)4-tooth blade 77.0 3.9 91.6 2.4 ISO22868(ISO11806-1)Nylon cutting head 74.0 1.9 87.1 0.9 ISO22868(ISO11806-1)/EN50636-2-91Plastic blade 75.6 1.3 85.9 2.1 ISO22868(ISO11806-1)/EN50636-2-91Model DUR191UCutting tool Sound pressure level (LpA)dB(A)Sound power level (LWA)dB(A)ApplicablestandardLpA dB(A) Uncer-tainty (K)dB(A)LWA dB(A) Uncer-tainty (K)dB(A)4-tooth blade 77.0 3.9 91.6 2.4 ISO22868(ISO11806-1)Nylon cutting head 74.0 1.9 87.1 0.9 ISO22868(ISO11806-1)/EN50636-2-91Plastic blade 75.6 1.3 85.9 2.1 ISO22868(ISO11806-1)/EN50636-2-91Model DUR191LCutting tool Sound pressure level (LpA)dB(A)Sound power level (LWA)dB(A)ApplicablestandardLpA dB(A) Uncer-tainty (K)dB(A)LWA dB(A) Uncer-tainty (K)dB(A)4-tooth blade 77.0 3.9 91.6 2.4 ISO22868(ISO11806-1)Nylon cutting head 74.0 1.9 87.1 0.9 ISO22868(ISO11806-1)/EN50636-2-91Plastic blade 75.6 1.3 85.9 2.1 ISO22868(ISO11806-1)/EN50636-2-91• Even if the sound pressure level listed above is 80 dB (A) or less, the level under working may exceed 80 dB(A). Wear ear protection.