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Preface
1.7 Specialist terms and meaning
Term
Explanation
Machine
Pump and motor combination ready for connection
Motor
Pump drive motor
Vacuum pump
Machine for creating underpressure (vacuum)
OXY
Vacuum pumps for delivering gases with increased percentage of oxygen
and other oxidising agents
Screw
Design or operating principle of the machine
Suction capacity
Vacuum pump volume flow related to the condition in the inlet connection
Final pressure (abs.)
The maximum vacuum that a pump reaches when the inlet opening is
closed, indicated as absolute pressure
Permanent vacuum
Vacuum or the inlet pressure range, at which the pump operates in con-
tinuous operation.
The permanent vacuum or inlet pressure is ≥ than the final vacuum and <
than the atmospheric pressure.
Noise emission
Noise emitted at a specific loading state indicated as a numeric value,
sound pressure level dB(A) as per EN ISO 3744.
1.8 Copyright
Passing on or copying this document, using and providing information on its contents is prohibited unless
expressly permitted. Contraventions will lead to claims for damages.
