Pfeiffer Vacuum HENA 26 Operating Instructions Manual
Rotary vane pump
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Summary of Contents for Pfeiffer Vacuum HENA 26
- Page 1 OPERATING INSTRUCTIONS Translation of the Original HENA 26 | 41 Rotary vane pump...
- Page 2 Dear Customer, Thank you for choosing a Pfeiffer Vacuum product. Your new rotary vane pump is designed to support you by its performance, its perfect operation and without interfering your individual application. The name Pfeiffer Vacuum stands for high-quality vacuum technology, a comprehensive and complete range of top-quality products and first-class service.
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Page 3: Table Of Contents
Table of contents Table of contents About this manual Validity 1.1.1 Applicable documents 1.1.2 Variants Target group Conventions 1.3.1 Instructions in the text 1.3.2 Pictographs 1.3.3 Stickers on the product 1.3.4 Abbreviations Trademark proof Safety General safety information Safety instructions Safety precautions Limits of use of the product Proper use... - Page 4 Recycling and disposal General disposal information Dispose of rotary vane pump Malfunctions Service solutions by Pfeiffer Vacuum Spare parts 12.1 Operating fluids – Maintenance level 1 12.2 Maintenance kit – maintenance level 1 12.3 Overhaul kit – maintenance level 3 12.4 Set of seals...
- Page 5 Limits of use of the product Tbl. 4: Features of the rotary vane pumps Tbl. 5: Motor protection switch settings for Hena 26 global motor Tbl. 6: Motor protection switch settings for Hena 26 Asian motor Tbl. 7: Motor protection switch settings for Hena 41 global motor Tbl.
- Page 6 Operating fluid return with float valve Fig. 21: Dismantling / assembling the intake strainer Fig. 22: Dimensions Hena 26 | Single phase motor Fig. 23: Dimensions Hena 26 | Three phase motor Fig. 24: Dimensions Hena 41 | Three phase motor...
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Page 7: About This Manual
Keep the manual for future consultation. 1.1 Validity This operating instructions is a customer document of Pfeiffer Vacuum. The operating instructions de- scribe the functions of the named product and provide the most important information for the safe use of the device. The description is written in accordance with the valid directives. The information in this op- erating instructions refers to the product's current development status. -
Page 8: Pictographs
About this manual 1.3.2 Pictographs The pictographs used in the document indicate useful information. Note true false 1.3.3 Stickers on the product This section describes all the stickers on the product along with their meaning. Rating plate (example) Year 2020 D-35614 Asslar Rating plate of the rotary vane pump Made in Germany Vacuum Pump... -
Page 9: Abbreviations
About this manual 1.3.4 Abbreviations Abbreviation Meaning in this document Operating instructions N.N. Mean sea level Earthed conductor (protective earth) Width across flats RSSR Radial shaft seal ring Tbl. 2: Abbreviations used in this document 1.4 Trademark proof ● Loctite ® is a trademark of HENKEL IP & HOLDING GMBH. 9/66... -
Page 10: Safety
Safety 2 Safety 2.1 General safety information The following 4 risk levels and 1 information level are taken into account in this document. DANGER Immediately pending danger Indicates an immediately pending danger that will result in death or serious injury if not observed. ►... - Page 11 Safety Risks during installation DANGER Danger to life from electric shock Touching exposed and voltage-bearing elements causes an electric shock. Improper connection of the mains supply leads to the risk of touchable live housing parts. There is a risk to life. ►...
- Page 12 Safety WARNING Tilting danger! Serious injury due to tilting of the product There is a danger of the vacuum pump not attached tipping over due to changes in the center of gravity or incorrect loading. Serious injuries due to trapping or crushing of limbs, e.g. feet, are the re- sult.
- Page 13 Safety WARNING Health hazard and risk of environmental damage from toxic contaminated operating fluid Toxic process media can cause operating fluid contamination. When changing the operating fluid, there is a health hazard due to contact with poisonous substances. Illegal disposal of toxic substan- ces causes environmental damage.
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Page 14: Safety Precautions
Safety CAUTION Danger of injury from moving parts After a power failure or a standstill as a result of overheating, the motor restarts automatically. There is a risk of injury to fingers and hands if they enter the operating range of rotating parts. ►... -
Page 15: Limits Of Use Of The Product
(YLC 250 B, A113) as operating fluid. ► Adhere to the installation, commissioning, operating, and maintenance instructions. ► Do not use any accessory parts other than those recommended by Pfeiffer Vacuum. 2.6 Foreseeable improper use Improper use of the product invalidates all warranty and liability claims. Any use that is counter to the purpose of the product, whether intentional or unintentional, is regarded as misuse, in particular: ●... -
Page 16: Personnel Qualification
● Use of accessories or spare parts not listed in these operating instructions ● Use of operating fluids other than those specified by Pfeiffer Vacuum ● Use of D1 or mineral oil as operating fluid with an oxygen concentration level of > 21 %. Mineral oils are combustible and ignite in high temperatures and when they come into contact with pure oxygen. -
Page 17: Product Description
Product description 3 Product description 3.1 Function The rotary vane pumps of the HenaLine are single-stage, oil-sealed rotary positive displacement pumps with air cooling and circulatory lubrication. A non-return valve in the vacuum connection closes the in- take line automatically when the rotary vane pump is switched off and prevents an operating fluid return flow. -
Page 18: Operating Fluid
Product description Fig. 3: Structure of the rotary vane pump 1 Motor Filler screw for operating fluid 2 Motor terminal box Sight glass 3 Crane lug Drain screw 4 Gas ballast filter Rubber-metal bumper 5 Vacuum connection Operating fluid separator 6 Exhaust connection Operating fluid filter 7 Axial fan with oil/air heat exchanger... -
Page 19: Identifying The Product
Product description 3.2 Identifying the product ► To ensure clear identification of the product when communicating with Pfeiffer Vacuum, always keep all of the information on the rating plate to hand. ► Observe the motor-specific data on the motor rating plate attached separately. -
Page 20: Transportation And Storage
► Always transport the vacuum pump horizontally or without operating fluid filling. ► Fill in the operating fluid only at the final installation location. Preparations for transport Pfeiffer Vacuum recommends keeping the transport packaging and original protective cov- General information regarding safe transport 1. Observe the weight specified on packaging. -
Page 21: Storing The Vacuum Pump
6. Use another belt to lift the vacuum pump without motor and if accessories are mounted. 4.2 Storing the vacuum pump Storage Pfeiffer Vacuum recommends storing the products in their original transport packaging. Procedure 1. Seal the vacuum and exhaust connection. -
Page 22: Installation
5.2 Connecting the vacuum side NOTICE Property damage from contaminated gases Pumping down gases that contain impurities (condensate, particles) damages the vacuum pump. ► Use suitable filters or separators from the Pfeiffer Vacuum range of accessories, to protect the vacuum pump. 22/66... -
Page 23: Connecting The Exhaust Side
Shop. 7. Support or suspend the piping to the vacuum pump so that no piping system forces act on the vacuum pump. 8. Use a screwing flange, separator or filter from the Pfeiffer Vacuum line of accessories if necessa- 5.3 Connecting the exhaust side... -
Page 24: Filling The Operating Fluid
Vacuum are also excluded. ► Only use approved operating fluids. ► Only use other application-specific operating fluids after consultation with Pfeiffer Vacuum. The type of operating fluid specified, as well as the filling quantity for the entire rotary vane pump, are shown on the rating plate. -
Page 25: Establishing Mains Connection
Installation Fig. 6: Filling the operating fluid 1 Filler screw Sight glass 2 O-ring Filling the operating fluid 1. Unscrew the filler screw. 2. Fill the operating fluid according to the sight glass. – The correct fill level is between the MIN/MAX markings or within the ring mark on the sight glass. -
Page 26: Connecting A Single Phase Motor With 6-Pin Terminal Board
► Route the mains connection in accordance with locally applicable provisions. ► Always provide a suitable mains fuse to protect the motor and supply cable in the event of a fault. – Pfeiffer Vacuum recommends the circuit breaker type "K" with slow tripping characteristic. NOTICE Property damage from high starting torque The specific load behavior of the vacuum pump requires direct on-line starting at full motor power. -
Page 27: Connect Three Phase Motor With 9-Pin Terminal Board
Installation The 3 wires are connected in series. Their connection points are connected to the mains. The voltage per phase is equal to the mains voltage, while the mains current is √3 times the phase current. The del- ta connection is marked with the ∆ symbol. The voltage between the incoming mains supply lines is called mains voltage. -
Page 28: Checking The Direction Of Rotation
Voltage [V] Frequency [Hz] Motor rating [kW] 190 – 200 380 – 400 Tbl. 5: Motor protection switch settings for Hena 26 global motor Voltage [V] Frequency [Hz] Motor rating [kW] 220-240 Tbl. 6: Motor protection switch settings for Hena 26 Asian motor... -
Page 29: Frequency Inverter For Vacuum Pumps With 3-Phase Motor
60 Hz. Start-up is ramped (maximum run-up time: 30 s). Shutdown can take place immediately. 5.5.7 Connecting the PTC thermistor tripping unit Tripping units store the shut-down Pfeiffer Vacuum recommends connecting motors with PTC in the stator winding to a PTC resistor tripping device for protection against overload. F1 - F3 AC 220 ... - Page 30 Installation Procedure ► After shut-down, switch the tripping unit back on manually via the installed RESET button or via the external RESET S3. – Switching on mains detected as automatic RESET. 30/66...
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Page 31: Operation
Operation 6 Operation 6.1 Putting the vacuum pump into operation WARNING Danger of poisoning due to toxic process media escaping from the exhaust pipe During operation with no exhaust line, the vacuum pump allows exhaust gases and vapors to escape freely into the air. There is a risk of injury and fatality due to poisoning in processes with toxic process media. -
Page 32: Operating Modes
After bridging the contacts at pins 8 and 9 on the connecting plug or when using a connec- tion cable with respective bridges and applying the supply voltage, the vacuum pump starts up immediately. Pfeiffer Vacuum therefore recommends switching on the voltage supply immediately before operation. Possible operating mode of the electronic drive unit ●... -
Page 33: Operating The Rotary Vane Pump With Gas Ballast
Operation 6.4 Operating the rotary vane pump with gas ballast NOTICE Risk of damage from condensation in vacuum pump During operation without gas ballast, condensation may form as a result of the vapor compatibility of the vacuum pump being exceeded. ► Pump condensable vapors only when the vacuum pump is warm and the gas ballast valve open. ►... -
Page 34: Refilling Operating Fluid
Operation Prerequisite ● Manual gas ballast valve retrofitted ● Vacuum pump heated up for 30 minutes Behavior with process gases with condensable vapors ► Operate the vacuum pump with gas ballast, i.e. with the gas ballast valve open. Open gas ballast valve ►... -
Page 35: Switching Off The Vacuum Pump
Operation 6.7 Switching off the vacuum pump NOTICE Contamination from operating fluid backflow After the vacuum pump is switched off, there is a risk that the connected vacuum system can become contaminated by backflow. The safety valve on the vacuum pump is not suitable for longer-term seal- ing. -
Page 36: Maintenance
► Provide suitable touch protection. NOTICE Danger of property damage from improper maintenance Unprofessional work on the vacuum pump will lead to damage for which Pfeiffer Vacuum accepts no liability. ► We recommend taking advantage of our service training offering. -
Page 37: Checklist For Inspection And Maintenance
Level 1 and Maintenance Level 3 (revision). If the required intervals listed below are exceeded, or if maintenance work is carried out improperly, no warranty or liability claims are accepted on the part of Pfeiffer Vacuum. This also applies wherever parts other than original spare parts are used. -
Page 38: Changing The Operating Fluid
Should process conditions change, you can convert to a different operating fluid type. Safety data sheets You can obtain the safety data sheets for operating fluids from Pfeiffer Vacuum on request, or from the Pfeiffer Vacuum Download Center. -
Page 39: Changing The Operating Fluid
► Use a suitable collection vessel. Cleaning by changing the operating fluid Pfeiffer Vacuum recommends, in cases of heavy contamination with process residues, cleaning the inside of the vacuum pump with several operating fluid changes. Notes on changing the operating fluid ●... -
Page 40: Rinsing And Cleaning The Rotary Vane Vacuum Pump
7.3.3 Rinsing and cleaning the rotary vane vacuum pump Cleaning by changing the operating fluid Pfeiffer Vacuum recommends, in cases of heavy contamination with process residues, cleaning the inside of the vacuum pump with several operating fluid changes. Required consumable material ●... -
Page 41: Change The Exhaust Filter In The Operating Fluid Separator
Maintenance ● in event of saturation ─ You can recognize a saturated operating fluid filter by the fact that the filter housing is cool on the outside while the rotary vane pump is running at operating temperature. ● with each operating fluid change ●... -
Page 42: Dismantling The Exhaust Filters
● increased emission of operating fluid mist at the gas outlet ● increased pressure in the operating fluid separator (pressure gage display in the red area). Continuous monitoring of the filter resistance ► To continually monitor the filter resistance, use a manometer from the Pfeiffer Vacuum accesso- ries instead of the filler screw. -
Page 43: Mounting The Exhaust Filters
Maintenance Fig. 18: Dismantling the exhaust filters 1 Operating fluid separator Flat seal 2 Exhaust line Separator cover plate 3 Exhaust filter Hexagon head set screw (8×) 4 Filter spring O-ring on exhaust filter Procedure 1. Remove the exhaust line. 2. -
Page 44: Cleaning The Gas Ballast Filter
7. Blow out the gas ballast line using compressed air. 7.6 Cleaning the operating fluid return line In order to guarantee correct functioning of the operating fluid return, Pfeiffer Vacuum recommends cleaning the operating fluid return line and the float valve: ●... -
Page 45: Fig. 20: Operating Fluid Return With Float Valve
Maintenance This allows the vacuum pump to reach the final pressure and no operating fluid escapes at the exhaust flange. Prerequisites ● Vacuum pump switched off ● Vacuum pump vented to atmospheric pressure ● Vacuum pump cooled ● Operating fluid drained ●... -
Page 46: Cleaning The Intake Strainer
Maintenance 4. Mount the elbow union and the operating fluid return line. 5. Refill the operating fluid. 6. Start up the vacuum pump. 7. Perform a final pressure test on the operating fluid return line to check for leaks. 7.7 Cleaning the intake strainer The intake strainer in the vacuum connection upper section must be cleaned: ●... - Page 47 Maintenance 3. Fit the vacuum connection. 4. Screw on the cylinder screws. – Pay attention to the washers. – Tightening torque: 20 Nm 47/66...
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Page 48: Decommissioning
9. Pack the vacuum pump together with a drying agent in a plastic bag, and seal the vacuum pump airtight if it is to be stored in rooms with damp or aggressive atmospheres. 10. For longer storage periods (> 2 years), Pfeiffer Vacuum recommends changing the operating fluid again prior to recommissioning. -
Page 49: Recycling And Disposal
– Fluoroelastomers (FKM) – Potentially contaminated components that come into contact with media 9.2 Dispose of rotary vane pump Pfeiffer Vacuum rotary vane pumps contain materials that you must recycle. 1. Fully drain the lubricant. 2. Dismantle the motor. 3. Decontaminate the components that come into contact with process gases. -
Page 50: Malfunctions
► Wear personal protective equipment if necessary. NOTICE Danger of property damage from improper maintenance Unprofessional work on the vacuum pump will lead to damage for which Pfeiffer Vacuum accepts no liability. ► When ordering spare parts, specify the information on the nameplate. -
Page 51: Tbl. 10: Troubleshooting For Rotary Vane Pumps
● Top up the operating fluid. ● Leak in system ● Locate and eliminate the leak. ● Vacuum pump is dam- ● Contact Pfeiffer Vacuum Service. aged Pumping speed of vacuum ● The intake line is not ● Make sure that connections are... -
Page 52: Service Solutions By Pfeiffer Vacuum
We are always focused on perfecting our core competence – servicing of vacuum components. Once you have purchased a product from Pfeiffer Vacuum, our service is far from over. This is often exactly where service begins. Obviously, in proven Pfeiffer Vacuum quality. - Page 53 Service solutions by Pfeiffer Vacuum 5. Prepare the product for transport in accordance with the provisions in the contamination declaration. a) Neutralize the product with nitrogen or dry air. b) Seal all openings with blind flanges, so that they are airtight.
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Page 54: Spare Parts
Spare parts 12 Spare parts 12.1 Operating fluids – Maintenance level 1 Select the respective operating fluid type and quantity under consideration of the details on the rating plate. Description Order number P3, mineral oil, 1 l PK 001 106 -T P3, mineral oil, 5 l PK 001 107 -T P3, mineral oil, 20 l PK 001 108 -T... -
Page 55: Tbl. 12: Spare Parts Packages
Spare parts Spare parts package Pump type Order number Set of seals Hena 26 PK E60 020 -T Hena 41 Maintenance kit Hena 26 PK E61 020 -T Hena 41 Overhaul kit Hena 26 PK E62 020 -T without vane... -
Page 56: Accessories
Accessories 13 Accessories View the range of accessories for rotary vane pumps on our website. 13.1 Accessory information Condensate separator Protects the vacuum pump against fluids from the intake line and from the condensate return from the exhaust line Dust separators Protects the vacuum pump from particles out of the process Activated carbon filter Protects the vacuum pump and the operating fluid against gaseous contaminants with assembly on the intake side and lowers the concentration of damaging exhaust products with assembly on the exhaust... -
Page 57: Tbl. 13: Accessories For Hena 26 | Hena
Accessories Description Order number Gas ballast valve with solenoid valve 24 V DC PK 100 140 -U Gas ballast valve with solenoid valve 24 V DC PK 100 142 -U Tbl. 13: Accessories for Hena 26 | Hena 41 57/66... -
Page 58: Technical Data And Dimensions
Technical data and dimensions 14 Technical data and dimensions 14.1 General Basis for the technical data of Pfeiffer Vacuum rotary vane pumps: ● Specifications according to PNEUROP committee PN5 ● ISO 21360-1: 2016: “Vacuum technology - Standard methods for measuring vacuum-pump per- formance - Part 1: General description”... - Page 59 -25 – 55 °C Protection degree IP54 IP54 Weight 36 kg 36 kg Tbl. 16: Technical data Hena 26 | Single phase motor Classification Hena 26 Hena 26 Hena 26 Hena 26 Part number PK D04 101 111 PK D04 101 112...
- Page 60 IP55 IP55 Weight 36.5 kg 36.5 kg 36.5 kg 36.5 kg Tbl. 17: Technical data Hena 26 | Three phase motor Classification Hena 41 Hena 41 Hena 41 Hena 41 Part number PK D04 111 111 PK D04 111 112...
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Page 61: Dimensions
Technical data and dimensions 14.3 Dimensions ± G1 1/4 ± DIN ISO 228-1 ± G1 1/4 DIN ISO 228-1 3x Ø 3x M8 ± ± ± Fig. 22: Dimensions Hena 26 | Single phase motor Dimensions in mm 61/66... -
Page 62: Fig. 23: Dimensions Hena 26 | Three Phase Motor
Technical data and dimensions ± G 1 1/4 ± DIN ISO 228-1 131.5 ± G 1 1/4 DIN ISO 228-1 Ø 3x M8 ± ± ± Fig. 23: Dimensions Hena 26 | Three phase motor Dimensions in mm 62/66... -
Page 63: Fig. 24: Dimensions Hena 41 | Three Phase Motor
Technical data and dimensions ± 2 ± 2 G 1 1/4’’ ± 2 G 1 1/4’’ DIN ISO 228-1 DIN ISO 228-1 Ø 3x M8 ± 2 (238 ± 2 ± 2 Fig. 24: Dimensions Hena 41 | Three phase motor Dimensions in mm 63/66... -
Page 64: Declaration Of Conformity
DIN EN ISO 2151 : 2009-01 DIN EN 13849-1: 2016-06 The authorized representative for the compilation of technical documents is Mr. Wolf- gang Bremer, Pfeiffer Vacuum GmbH, Berliner Straße 43, 35614 Asslar, Germany. Signature: Pfeiffer Vacuum GmbH Berliner Straße 43... - Page 65 65/66...
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