SAINT-GOBAIN NORTON CLIPPER CM 501 ME, Operating Instructions Manual

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VERS. 2017.06.21 CM 501 ME_MAN_EN
14
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The measurements are made with new machines. Actual values may vary with site conditions, in
terms of:

Materials worked

Wear Machine

Lack of maintenance

Inappropriate tool for application

Tool in poor condition

Unskilled operator

Etc…
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The exposure time to vibration is based on the performance of work (related to the adequacy
Machine / Tool / worked material / operator)
When evaluating risks due to hand-arm vibration, you need to take into account effective usage at
rated power of machine during a full day of work; quite often you will realise that effective utilisation
time represents around 50% of overall duration of work. You have to consider, of course, breaks,
water feeding, preparation of work, time to move the machine, disk mounting…