Pfeiffer Vacuum MVP 020-3 AC Operating Instructions Manual
Diaphragm pumps
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Summary of Contents for Pfeiffer Vacuum MVP 020-3 AC
- Page 1 OPERATING INSTRUCTIONS Translation of the original instructions MVP 020-3 AC Diaphragm Pumps...
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Page 2: Table Of Contents
Table of contents Table of contents About this manual ..........3 1.1 Validity. -
Page 3: About This Manual
About this manual Validity This operating manual is for customers of Pfeiffer Vacuum. It describes the functioning of the designated product and provides the most important information for safe use of the unit. The description follows applicable EU guidelines. All information provided in this operating manual refers to the current state of the product's development. -
Page 4: Safety
Installation and operation of accessories Pfeiffer Vacuum pumps can be equipped with a series of adapted accessories. The in- stallation, operation and maintenance of connected devices are described in detail in the operating instructions of the individual components. -
Page 5: Proper Use
● Installation, operating and maintenance regulations must be complied with. ● Other accessories, than those described in this manual, must not be used without the agreement of Pfeiffer Vacuum. ● When pumping gases which could form explosive or ignitable mixtures, take suitable precautions: –... -
Page 6: Transport And Storage
– For a longer period of storage, seal the pump in a PE bag with drying agents en- closed. Product description Product identification To correctly identify the product when communicating with Pfeiffer Vacuum, always have the information from the rating plate available. ● Pump model and model number ● Serial number ●... -
Page 7: Function
Product description Function The diaphragm vacuum pumps of the series MVP 020-3 AC are dry compressor vacuum pumps with 3 pump stages. The pumps are positive displacement pumps with a periodic change of size of the suction chamber produced by the movement of the diaphragm. The gas flow causes the valves to open and close automatically. -
Page 8: Installation
Installation Installation Setting up the pump Observe the following requirements when setting up the pump: Installation location ● Consider the load-bearing capacity of the installation site. ● Maximum installation altitude 2000 m (above mean sea level) ● Permissible ambient temperature: +12 ... 40°C ●... -
Page 9: Connecting To The Mains Power Supply
Installation WARNING Emission of toxic substances from the exhaust! Danger of poisoning from emitted gases or vapours, which can be detrimental to health and/or can pollute the environment, depending on the particular application. Comply with the applicable regulations when working with toxic substances. ... - Page 10 Intermittent operation with TC via relay box (accessory) Connection of diaphragm pumps in the pumping station according wiring diagram in op- erating instructions of the relay box (accessory): L´ Fig. 2: Connection of MVP 020-3 AC with relay box to TC 110/400...
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Page 11: Operation
Operation Operation Before switching on Compare the voltage information on the rating plate with the supply voltage. Check that the exhaust connection allows free flow (max. permissible pressure 1100 hPa absolute). – Activate the shut-off valves in such a way that they open before or at the same time as the pump is started. -
Page 12: Switching Off
Operation WARNING Reactive, explosive or otherwise dangerous mixtures! Uncontrolled gas inlet at the gas ballast valve can result in dangerous mixtures. By implementing the required safety measures, the user must prevent potentially ex- plosive mixtures from occurring in the inside of the pump and from being ignited in the event of a diaphragm crack by mechanically produced sparks, hot surfaces or static electricity. -
Page 13: Maintenance
NOTICE Service work should be carried out by a qualified person only! Pfeiffer Vacuum is not liable for any damage to the pump resulting from work carried out improperly. Take advantage of our service training programs; additional information at www.pfei- ffer-vacuum.com. - Page 14 Certain maintenance and overhaul work should only be performed by Pfeiffer Vacuum Checklist for inspec- Service (PV). Pfeiffer Vacuum will be released from all warranty and liability claims if the tion, maintenance required, below listed, intervals are exceeded or maintenance or overhaul procedures and overhaul are not performed properly.
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Page 15: Cleaning And Replacing Diaphragms And Valves
Check the other membrane head in the same way. Housing cover I Cylinder head screw Housing cover II Valve seals Head cover Diaphragm spring washer with square head screw Diaphragm Diaphragm support disk Washers Housing bearing flange Handle Interhead connection Banjo bolt Usit-Ring Fig. 3: MVP 020-3 AC... - Page 16 Maintenance Changing the dia- phragm NOTICE Damage to the pump and bad ultimate pressure! A changed dead centre (TDC) leads in the most unfavorable case to a bearing damage. Check for spacer disk 7. Make sure that the original number is reassembled at the individual membrane head. Attach the diaphragm key ...
- Page 17 Maintenance Assemble diaphragms with diaphragm keys 6 5 4 Fig. 4: Position of the valve seal Raise the diaphragm at the side and carefully slide the diaphragm key through to the diaphragm support disk. When existing, re-fit spacer disks 7 under the diaphragm support disk 6. ...
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Page 18: Checking The Pump
Decommissioning Checking the pump The pump doesn’t achieve the specified values for throughput and ultimate pres- sure! A run-in period of several hours is required before the pump achieves its specifications. Check connecting hoses between pump heads. If necessary examine the work performed. Decommissioning Shutting down for longer periods Before shutting down the pump, observe the following procedure and adequately protect... -
Page 19: Rectifying Malfunctions
NOTICE Service work should be carried out by a qualified person only! Pfeiffer Vacuum is not liable for any damage to the pump resulting from work carried out improperly. Take advantage of our service training programs; additional information at www.pfei- ffer-vacuum.com. -
Page 20: Service
Download the forms "Service Request" and "Declaration on Contamination". Fill in the "Service Request" form and send it by fax or e-mail to your service address. Include the confirmation on the service request from Pfeiffer Vacuum with your ship- ment. -
Page 21: Spare Parts
Flushing gas nozzle for MVP 020-3 / MVP 030-3 PK 050 122 Screw-in flange DN 16 ISO-KF / G 1/8" incl. seal PK 050 108 -T Further detailed accessories are contained in the Pfeiffer Vacuum printed or Online Cat- alogue. -
Page 22: Technical Data And Dimensions
Technical data and dimensions 13 Technical data and dimensions 13.1 General Conversion table: pressure units mbar Torr mm Hg mbar 1 · 10 0.75 1000 1 · 10 1000 0.01 1 · 10 0.01 1 · 10 7.5 · 10 1 ·... -
Page 23: Technical Data
Mains requirement: voltage 60 Hz 100-115; 120; 200-230 V Switch Current consumption 1.7 A Altitude of site, max 2000 m Weight 6.5 kg Cooling method, standard 13.3 Dimensions 10/8, 1000 mm lang/long G 1/4 Fig. 5: MVP 020-3 AC (PK T01 110) -
Page 24: Substances In Contact With The Media
Technical data and dimensions 13.4 Substances in contact with the media Pump components Substances in contact with the media Housing cover Aluminium Head cover Aluminium Diaphragm clamping disk Aluminium Valve seals Diaphragm PTFE coated FPM Vacuum connection, hose nipple Aluminium, anodised Exhaust, silencer Aluminium and Silicone Hose... -
Page 25: Declaration Of Conformity
● Restriction of the use of certain Hazardous Substances 2011/65/EU The agent responsible for compiling the technical documentation is Mr. Sebastian Ober- beck, Pfeiffer Vacuum GmbH, Berliner Straße 43, 35614 Aßlar. MVP 020-3 AC Harmonised standards and national standards and specifications which have been ap-... - Page 26 VACUUM SOLUTIONS FROM A SINGLE SOURCE Pfeiffer Vacuum stands for innovative and custom vacuum solutions worldwide, technological perfection, competent advice and reliable service. COMPLETE RANGE OF PRODUCTS From a single component to complex systems: We are the only supplier of vacuum technology that provides a complete product portfolio.
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