Product Description | 2
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2.1 Operating Principle
The machine works on the rotary vane principle.
The compression is made without the use of any lubrication whatsoever.
NOTICE
Lubricating a dry running machine (process chamber).
Risk of damage to the machine!
• Do not lubricate the process chamber of the machine with oil or grease
2.2 Application
The machine is intended for the suction and/or compression of air and other dry, non-
aggressive, non-toxic and non-explosive gases.
Conveying of other media leads to an increased thermal and/or mechanical load on the
machine and is permissible only after a consultation with Busch.
The machine is intended for the placement in a non-potentially explosive environment.
The machine is capable of maintaining ultimate pressure.
The machine is suitable for continuous operation.
Permitted environmental conditions see
Technical Data [
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2.3 Standard Accessories
2.3.1 Vacuum Regulating Valve
The vacuum regulating valve (VRV) controls inlet pressure when the machine is used on
vacuum duties (standard for DC series, optional for SV series and not available for SD
series).
2.3.2 Pressure Regulating Valve
The pressure regulating valve (PRV) controls pressure when the machine is used on over-
pressure duties (standard for SD and DC series, not available for SV series).
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