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5.6. Va cu um ge ne ra tor
»
Ex plo si ve ga ses and mix tu res of gas and air must not be con -
vey ed.
So lid par ti cles and dust must be se pa ra ted be fo re en try to the
va cu um ge ne ra tor.
For all work on the equip ment, hea ring pro tec ti on should be
worn.
Avoids im pair ment of hea ring!
The ma nu fac tu rer’s ope ra ting in struc tions should be fol lo wed.
L
An acous tic co ver should be in stal led when va cu um ge ne ra -
tors are lo ca ted in work rooms.
F
When in stal ling an acous tic co ver, care should be ta ken that
the ven ti la ti on of the ele tric mo tors is not im pe ded.
&
Ex am ples for the ex pec ted noi se le vel:
side vane va cu um pump GSV
2.2 kW: ap prox. 72 dB (A)
4.0 kW: ap prox. 75 dB (A)
ro ta ry va lue pump GDS
7.5 kW: ap prox. 75 dB (A)
11.0 kW: ap prox. 77 dB (A)
ro ta ry lobe va cu um pump GDK
4.0 kW: ap prox. 78 dB(A)
816-4MS
Va cu um ge ne ra tor
As sem bly in struc tions 5-5