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RECORD OF NOISE AND VIBRATION ASSESSMENT
Manufacturer:
Type:
Scarifier
Model No.
BEF 320-3A Diesel
Motor:
Yanmar
Operation :
Concrete floor surface
Inserted Tool:
TCT cutters
Running Conditions:
1800 rpm
HAV Note:
Acoustic Associates
HAND-ARM VIBRATION
Frequency Weighted Energy Equivalent Accelerations (a
h,w
)
Measurement
Position
Acceleration (m/s
2
)
Vector Sum
Handle
7.805
NOISE LEVELS
Sound Power Level (L
WA
)
L
WA
at Octave Band Centre Frequency (Hz)
Sound
Power
Level
L
WA
63
125
250
500
1000
2000 4000
8000
83.8
94.1
98.6
105.4
106.9
105.
3
101.0
94.8
111.6
Operator's Ear
L
Aeq,T
at Octave Band Centre Frequency (Hz)
Overall
Level
(L
Aeq,T
)
L
Peak
dB(C)
63
125
250
500
1000
2000 4000
8000
68.6
77.5
81.3
91.6
93
89.3
85.5
79.2
96.3
111
24
Summary of Contents for BEF320-3A
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