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Safety
2.3 Designated use
The machine must only be operated in such areas
as are described in the operating instructions:
• only operate the machine in a technically perfect
condition
• do not operate the machine when it is only par-
tially assembled
• the machine must only be operated at an ambi-
ent temperature and suction temperature of
between 5 and 40°C. Please contact us for
temperatures outside this range.
• the machine may convey, compress or extract
the following media:
• Standard version:
all non-explosive, non-inflammable, non-ag-
gressive and non-poisonous dry gases and
gas air mixtures
• Version “XD”:
moist gases and gas air mixtures
• the machine must only be operated at speed
and frequency range according to the data plate
(Fig. 2/N
1
)
2.4 Unacceptable operating modes
• extracting, conveying and compressing explo-
sive, inflammable, aggressive or poisonous me-
dia, e.g. dust as per ATEX zone 20-22, solvents
as well as gaseous oxygen and other oxidants,
water vapour (does not apply for version “XD”),
liquids or solid materials
• must not be operated in rooms that are at risk
of explosion and in Zone 22 dusty atmospheres
that are at risk of explosion
• using the machine in non-commercial plants if
the necessary precautions and protective meas-
ures have not been taken in the plant
• installing in environments that are at risk of ex-
plosions
• using the machine in areas with ionising radia-
tion
• modifications to the machine, default settings of
the frequency converter and accessories
