Metabo 02255000 Manual Original página 12

en ENGLISH
example, any organisational steps that must be put
in place.
Vibration total value (vector sum of three directions)
determined in accordance with EN 62841:
a = Vibration emission value
h
(screwdriving with impact)
K = Uncertainty (vibration)
h
Typical A-effective perceived sound levels::
L = Sound pressure level
pA
L = Acoustic power level
WA
K , K = Uncertainty (noise level)
pA WA
Wear ear protectors!
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