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Alpina TB 420 D Manual

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15
EN
TECHNICAL SPECIFICATIONS
Maximum noise and vibration levels
Model
TB
250 J
TB
250 JD
TB
250 D
TB
320
TB
320 D
TB
420
TB
420 D
Operator ear noise pressure level • dB(A)
with line cutter head 93.5 93.5 93.5 96.82 96.82 95.2 95.2
Measurement uncertainty 2.5 2.5 2.5 2.5 2.5 2.5 2.5
with 3-point blade 94.5 94.5 94.5 96.67 96.67 95.4 95.4
Measurement uncertainty 2.5 2.5 2.5 2.5 2.5 2.5 2.5
Measured acoustic output level • dB(A)
with line cutter head 103.2 103.2 103.2 108.8 108.8 106.3 106.3
Measurement uncertainty 2.5 2.5 2.5 2.5 2.5 2.5 2.5
with 3-point blade 102.3 102.3 102.3 107.2 107.2 106.9 106.9
Measurement uncertainty 2.5 2.5 2.5 2.5 2.5 2.5 2.5
Guaranteed sound power level • dB(A) 112 112 112 114 114 114 114
Vibrations transmitted to the hand on the front handgrip (“MONO”) • m/sec
2
with line cutter head 8.87 – – 8.46 – 7.78 –
Measurement uncertainty 1.5 – – 1.5 – 1.5 –
with 3-point blade 3.93 – – 4.15 – 4.70 –
Measurement uncertainty 1.5 – – 1.5 – 1.5 –
Vibrations transmitted to the hand on the rear handgrip (“MONO”) • m/sec
2
with line cutter head 4.87 – – 6.40 – 6.20 –
Measurement uncertainty 1.5 – – 1.5 – 1.5 –
with 3-point blade 2.32 – – 8.70 – 5.16 –
Measurement uncertainty 1.5 – – 1.5 – 1.5 –
Vibrations transmitted to the hand on the left handgrip (“DUPLEX”) • m/sec
2
with line cutter head – 10.40 10.40 – 7.87 – 7.34
Measurement uncertainty – 1.5 1.5 – 1.5 – 1.5
with 3-point blade – 3.992 3.992 – 4.11 – 4.12
Measurement uncertainty – 1.5 1.5 – 1.5 – 1.5
Vibrations transmitted to the hand on the right handgrip (“DUPLEX”) • m/sec
2
with line cutter head – 5.46 5.46 – 6.36 – 5.76
Measurement uncertainty – 1.5 1.5 – 1.5 – 1.5
with 3-point blade – 2.34 2.34 – 8.71 – 4.58
Measurement uncertainty – 1.5 1.5 – 1.5 – 1.5
… 21 …


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