Pfeiffer Vacuum Hena 26 Operating Instructions Manual
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Pfeiffer Vacuum Hena 26 Operating Instructions Manual

Pfeiffer Vacuum Hena 26 Operating Instructions Manual

Rotary vane pump
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OPERATING INSTRUCTIONS
EN
Translation of the original instructions
HENA 26/41
Rotary Vane Pump

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Summary of Contents for Pfeiffer Vacuum Hena 26

  • Page 1 OPERATING INSTRUCTIONS Translation of the original instructions HENA 26/41 Rotary Vane Pump...

  • 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 About this manual Pictographs Prohibition of an action or activity in connection with a source of danger, the disregarding of which may result in serious accidents Warning of a displayed source of danger in connection with operation of the unit or equipment Command to perform an action or task associated with a source of dan- ger, the disregarding of which may result in serious accidents Important information about the product or this document...

  • Page 5: 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 6: Protective Equipment

    ● Only use the vacuum pump for applications with oxygen concentration ≤ 21%. ● 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.

  • Page 7: Improper Use

    ● use of the vacuum pump to generate pressure ● pumping of liquids ● the use of operating fluids not specified by Pfeiffer Vacuum ● connection to pumps or units which are not suitable for this purpose according to their operating instructions ●...

  • Page 8: Transport And Storage

    Transport and storage Transport and storage Transport WARNING Danger from falling and swinging loads! When lifting the pump there is a danger of falling parts.  Make sure that there are no persons under the suspended load.  Close off and supervise the area under the pump. CAUTION Operating fluid overflows into the pump system if the pump is tilted! Vane fractures when pump starts up.

  • Page 9: Product Description

    Product description Product description Product identification To correctly identify the product when communicating with Pfeiffer Vacuum, always have the information from the rating plate available and use it: ● Pump model and model number ● Serial number ● Type and amount of operating fluid ●...

  • Page 10: Function

    In addition there is a filter mounted at the operating fluid separator, which cleans the operating fluid. 83 95 Fig. 2: Hena 26/41 Vacuum connection Operating fluid filler screw 195 Operating fluid return line...

  • Page 11: Range Of Application

    Pumping media with a higher density than air results in a higher thermal and mechanical load on the vacuum pump and the drive, and is only permitted after prior consultation with Pfeiffer Vacuum. Installation Setting up the pump...

  • Page 12: Connecting The Vacuum Side

    Installation Connecting the vacuum side  Remove locking cap from the vacuum flange and insert centering ring.  The connection between the pump and the vacuum chamber should be kept as short as possible. – Depending on the pump type, use metallic hoses or PVC hoses with flange con- nections.

  • Page 13: Connecting To The Mains Power Supply

    Installation Connecting to the mains power supply Depending on the pump type, different motor versions or mains voltages are possible: ● Single phase motor for fixed voltage without motor protection, mains cable and switch. ● Three-phase motor without motor protection. DANGER Voltage-bearing elements Danger to life from electric shock.
  • Page 14 Installation Double Star Connection Fig. 5: Connecting plate for low voltage NOTICE Do not start with star/delta connection.  Always start motor directly. Checking the direction of rotation The control of the direction of rotation is required for pumps with three-phase motors! CAUTION Operating fluids may leak out! If the direction of rotation is incorrect, there is a danger that operating fluids may leak at...
  • Page 15 60034-1 it is permissible to exceed the rated current I 1.5 times for a period of 2 min- utes. The setting must permit the overload ability of the motor and can be found in the following table. Hena 26 Voltage [V] Frequency [Hz] Motor rating [kW] 220 ...

  • Page 16: Filling Up The Operating Fluid

    NOTICE Use approved operating fluids only! The use of operating fluids that have not been approved by Pfeiffer Vacuum shall result in a limited warranty. In such cases, it is not possible to guarantee that product-specific performance data will be achieved.

  • Page 17: Operation

     Switch on the pump with the vacuum flange closed and allow to warm up for 15 min- utes. Permissible operat- Type / Version Intake pressure for continu- Intake pressure for intermit- ing conditions ous operation tent operation < 800 hPa unlimited < 800 hPa unlimited Hena 26/41 Operating fluid return via float valve...

  • Page 18: Pumping Condensable Vapours

    Operation The pumps are fitted with an operating fluid return as standard. If the operating fluid col- Operating fluid return lected in the operating fluid separator 75 reaches a definite level, the float valve opens via float valve and the ejected operating fluid is returned to the pump’s intake flange. NOTICE The operating fluid return only works properly if the working pressure is <...

  • Page 19: Topping Up The Operating Fluid

    Operation Topping up the operating fluid If the operating fluid has reached its minimum filling level, the operating fluid must be topped up.  Switch off the pump. Filling up the operat-  Unscrew operating fluid filler screw 88. ing fluid ...

  • Page 20: Switching Off

    Operation Switching off The pump can be switched off in any pressure range. HenaLine rotary vane pumps have an integrated non-return valve on the suction side. This closes automatically when the pump is switched off and therefore prevents the re- turn flow of gas and processing materials into the suction pipe.

  • Page 21: Maintenance

    Maintenance Maintenance Precautions WARNING Danger of injury from moving parts! After power failure or motor shutdown due to overheating, the motor may restart auto- matically.  Secure the motor so that it cannot be switched on while any work is being performed on the pump.

  • Page 22: Changing The Operating Fluid

    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.
  • Page 23  Dispose of operating fluid according to the local regulations Request safety data sheets for operating fluids and lubricants from Pfeiffer Vacuum or download at www.pfeiffer-vacuum.com.  Dispose of operating fluid according to the local regulations.  Turn off the vacuum pump and vent to atmospheric pressure.
  • Page 24 Maintenance  Where discolouration is red brown (equivalent to 5 on the scale) change operating flu- id at the latest. If the interior of the pump is heavily contaminated with process residues, we recommend Flushing and clean- performing several changes of operating fluid to flush away the contamination: ...

  • Page 25: Changing The Exhaust Filter In The Operating Fluid Separator

    Maintenance Changing the exhaust filter in the operating fluid separator Exhaust filters 122 in operating fluid separator 75 should be replaced, depending on the application and level of contamination, however at least once every year. It is recom- mended to replace also the respective O-rings 121. During operation, the exhaust filters become saturated with oil.

  • Page 26: Cleaning The Operating Fluid Return Line

    Maintenance Operating fluid separator O-ring 126 Screw Sight glass 100 Operating fluid filter 146 Screw Sealing 122 Exhaust filter 155 Separator cover Operating fluid filler screw 121 O-ring 195 Operating fluid return line O-ring 125 Filter spring 200 Float valve, complete Operating fluid drain screw Fig.

  • Page 27: Changing The Gas Ballast Filter

    Maintenance  Slacken screws in the ventilator cowl if necessary, and remove ventilator cowl 340. Operating fluid leaks out When the banjo fitting is released, a small amount of operating fluid leaks out.  Have a cleaning cloth to hand. ...

  • Page 28: Changing The Intake Filter

    Maintenance Changing the intake filter The intake filter, located in the upper part of the intake flange must be cleaned when the intake throughput reduces.  Unscrew screws 265 from the vacuum flange and dismantle flange  Remove intake sieve 261 from the intake port and clean it. ...

  • Page 29: Decommissioning

     Replace the radial shaft sealing rings and further elastomer parts.  Replace bearings at pumps with anti-friction bearings.  Follow the maintenance instructions and inform Pfeiffer Vacuum. Disposal Products or parts thereof (mechanical and electrical components, operating fluids, etc.) may cause environmental burden.

  • Page 30: 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 31: Service

    The following steps are necessary to ensure a fast, smooth servicing process:  Download the forms "Service Request" and "Declaration on Contamination".  Fill out the "Service Request" form and send it by fax or e-mail to your Pfeiffer Vacuum service address.

  • Page 32: Spare Parts

    Spare parts 11 Spare parts Fig. 13: Exploded view Hena 26...

  • Page 33: Spare Parts Packages

    KAS 40, condensate separator for pumping speeds up to 100 m PK Z10 008 PK Z10 008 SAS 40, DN 40 ISO-KF, polyester filter PK Z60 510 PK Z60 510 Further detailed accessories are contained in the Pfeiffer Vacuum printed or Online Cat- alogue.

  • Page 34: Technical Data And Dimensions

    Technical data and dimensions 13 Technical data and dimensions 13.1 General ● Recommendations of PNEUROP committee PN5 ● ISO 21360; 2007: "Vacuum technology - Standard methods for measuring vacuum- pump performance - General description" Conversion table: pressure units mbar Torr mm Hg mbar 1 ·...

  • Page 35: Technical Data

    Technical data and dimensions 13.2 Technical data Parameter Hena 26 Hena 41 Flange (in) Female thread G 1 ¼" Female thread G 1 ¼" Flange (out) Female thread G 1 ¼" Female thread G 1 ¼" Pumping speed at 50 Hz...
  • Page 36 3~ : 585,5 ± 2 ± 2 G1¼ G1¼ ± 2 132,5 ± 2 Ø ± 2 ± 2 Fig. 14: Hena 26 ± 2 G1¼ G1¼ ± 2 151,5 ± 2 Ø ± 2 ± 2 151,5 Fig. 15: Hena 41...
  • Page 37 ● Electromagnetic Compatibility 2014/30/EU ● 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. HenaLine™ Hena 26/41 Harmonised standards and national standards and specifications which have been ap-...
  • Page 38 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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Hena 41

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