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Pump series MPN
magnetically coupled
centrifugal pump
Original operating manual
Version
Print-No.
11333/0519
SCHMITT-Kreiselpumpen GmbH & Co. KG
Einsteinstraße 33
76275 Ettlingen
Germany
Phone: + 49 (0) 7243 / 54 53 - 0
Fax: + 49 (0) 7243 / 54 53 - 22
E-mail:
info@schmitt-pumpen.de
Internet:
www.schmitt-pumpen.de
Subject to technical modifications.
Read carefully before use.
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Table of Contents
Related Manuals for SCHMITT MPN Series
Summary of Contents for SCHMITT MPN Series
- Page 1 Pump series MPN magnetically coupled centrifugal pump Original operating manual Version SCHMITT-Kreiselpumpen GmbH & Co. KG Print-No. 11333/0519 Einsteinstraße 33 76275 Ettlingen Germany Phone: + 49 (0) 7243 / 54 53 - 0 Fax: + 49 (0) 7243 / 54 53 - 22 E-mail: info@schmitt-pumpen.de...
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Page 2: Table Of Contents
Table of contents Table of contents About this document ....... 5.5.1 Connecting the motor . - Page 3 Table of contents List of figures List of tables Fig. 1 Name plate (example) ..... . . Tab. 1 Other application documents, purpose and where found .
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Page 4: About This Document
• Responsibilities: dimensions – Always keep this manual accessible where the device • www.schmitt-pumpen.de/de/ is used on the system. support/downloads.html – Ensure that employees read and observe this docu- ment, particularly the safety instructions and warnings, Spare parts list Documentation and the documents which also apply. -
Page 5: Warnings And Symbols
About this document Warnings and symbols Warning sign Level of risk Consequences if disregarded immediate acute risk Death, serious bodily harm DANGER potentially acute risk Death, serious bodily harm potentially hazardous situation Minor injury CAUTION potentially hazardous situation Material damage NOTE Tab. -
Page 6: General Safety Instructions
General safety instructions General safety instructions • When conveying fluids containing solids, observe the limit values for proportions of solid particles and particle size: – Particle size ≤ 3 mm – Proportion of solid particles ≤ 10 % Vol. The manufacturer accepts no liability for damages caused by disregarding any of the documentation. -
Page 7: Obligations Of Personnel
Make sure that trainee personnel only work on the pump Observe ATEX additional manual under supervision of specialist technicians. • Additional instructions for use in explosive atmospheres • (→ www.schmitt-pumpen.de/de/support/downloads.html) Safety equipment • Provide the following safety equipment and verify its func- tionality: –... -
Page 8: Layout And Function
Layout and Function Layout and Function Marking 3.1.1 Name plate SCHMITT - Kreiselpumpen D-76275 E lingen, Germany www.schmi -pumpen.de Tel.: +49 (0) 7243-5453-0 Ar kel / Ref. No.: 01215111 Typ / Type: MPN 210 PVDF ET 800 PTFE/Keramik Baujahr / Mfg date: 12/2015 Fig. -
Page 9: Description
Layout and Function Description Non self-priming and magnetically coupled centrifugal pump in modular design: • Media-lubricated plain bearings • Horizontal installation • Direction of conveying – Suction flange, axial – Discharge flange, vertical Assembly Fig. 3 MPN layout Suction branch Rear cover Motor Housing... -
Page 10: Transport, Storage And Disposal
Transport, Storage and Disposal Transport, Storage and Storage Disposal NOTE Material damage due to inappropriate storage! Transport Store the pump properly. The user/owner is responsible for the transport of the 1. Seal all openings with blind plugs or plastic covers. pump. -
Page 11: Installation And Connection
Installation and connection Installation and connection Planning pipelines Water hammer may damage the pump or the system. Plan the pipes and fittings as far as possible to prevent water For pumps in potentially explosive atmospheres (→ ATEX hammer occurring. additional manual). 5.3.1 Designing pipelines NOTE... -
Page 12: Specifying Pipe Lengths
Installation and connection 5.3.4 Specifying pipe lengths Make provisions for isolating and shutting off the pipes For maintenance and repair work. Provide shut-off devices in the suction pipe and pressure line. Dry run protection by measuring the operating conditions Provide monitoring sensors for both pressure and flow rate, to protect the pump against dry running and consequential damage. -
Page 13: Electrical Connection
Installation and connection Electrical connection DANGER Risk of electrocution! All electrical work must be carried out only by qualified elec- tricians. Before all work on the electrical system, disconnect the motor from the mains and secure against being switched back on again. 5.5.1 Connecting the motor Follow the instructions of the motor manufacturer. -
Page 14: Operation
Operation Operation 6.1.3 Check direction of rotation DANGER For pumps in potentially explosive atmospheres (→ ATEX additional manual). Danger to life from rotating parts! Use personal protective equipment when carrying out any work on the pump. Preparing for commissioning Maintain an adequate distance from rotating parts. 6.1.1 Check downtimes NOTE... -
Page 15: Commissioning
Operation Commissioning 7. If leaks are present at the casing seals or connection flanges, proceed as follows: 6.2.1 Switching on – Switch off motor. – Close the control valves. Pump set up and connected properly – Remedy the leaks. Motor set up and connected properly All connections stress-free and sealed 6.2.2 Switching off... -
Page 16: Restoring The Pump To Service
Operation Restoring the pump to service Take the following measures whenever the pump is shut down: 1. If the pump is shut down for over 1 year, replace elastomer seals. Pump is Action 2. Complete steps commissioning shut down Take measures appropriate for (→... -
Page 17: Maintenance
Maintenance and repair work should be undertaken in consul- DANGER tation with Schmitt. The chapter describes maintenance not within the warranty period. Danger to life and material damage due to magnetic field! For pumps in potentially explosive atmospheres (→ ATEX Make sure that personnel with pacemakers do not com- additional manual). -
Page 18: Changing The Plain Bearings
Maintenance 7.2.2 Changing the plain bearings Assembling the pump casing When changing the plain bearings, refer to the sectional 14. Make sure that the installation dimension A for the drawing (→ 9.1.2 Drawing, Page 27). impeller (04) is correct (→ 9.2.3 Installation dimensions, Page 29). -
Page 19: Dismounting
Maintenance Dismounting WARNING Risk of injury during disassembly! DANGER Secure the pressure-side gate valve against accidental opening. Danger to life and material damage due to magnetic field! Wear protective gloves, components can become very Make sure that personnel with pacemakers do not com- sharp-edged due to wear or damage. -
Page 20: Dismount The Pump
(→ 3.1 Marking, Page 8 ). – Article numbers – Type – Year of manufacture 2. Please complete and enclose the confirmation of decon- tamination for returns (→ www.schmitt-pumpen.de/de/support/downloads.html). 3. Use only spare parts from SCHMITT. (E-Mail: sales@schmitt-pumpen.de). 11333/0519... -
Page 21: Installing
Maintenance Installing NOTE Material damage, fragile components! Install components concentrically and without tilting in Install ceramic parts of the plain bearing and magnets of the accordance with the markings applied. magnetic coupling with care, do not strike them or knock them. -
Page 22: Install The Pump Into The System
Maintenance 13. Screw in the hexagon socket screw (09) and secure the external magnet (07). 14. Check the correct installation dimension B. 15. Insert the unit of the rear cover (05) together with the impeller (04) into the external magnet (07). 16. -
Page 23: Troubleshooting
Troubleshooting Troubleshooting For pumps in potentially explosive atmospheres (→ ATEX additional manual). DANGER Danger to life and material damage due to magnetic field! Make sure that personnel with pacemakers do not com- plete work on the pump. Secure the work place and if necessary cordon off: –... - Page 24 Troubleshooting Fault number Cause Remedy – – – – – – – – Intake / suction pipe and/or pressure line Open the fitting. closed by fitting – – – – – – – – Transport and sealing cover still in place Remove the transport and sealing cover.
- Page 25 Troubleshooting Fault number Cause Remedy – – – – – Temperature of fluid is too high: pump is Increase pump inlet pressure. cavitating Lower temperature. Contact the manufacturer. – – – – – Viscosity or specific gravity of the pumped Consult the manufacturer.
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Page 26: Appendix
Appendix Appendix Replacement parts 9.1.1 Part numbers and designations Part no. Designation Pump support Impeller Rear cover Housing External magnet Hexagon socket screw 10 h Ring (rear cover) 11 h Angle ring Angle ring Ring (housing) Hexagon socket screw 27-3 Hexagon head bolt Seal 42-3... -
Page 27: Drawing
Appendix 9.1.2 Drawing 27-3 42-3 Fig. 6 Parts 11333/0519... -
Page 28: Technical Specifications
Appendix Technical specifications Further technical data (→ data sheet). 9.2.1 Ambient conditions Operation under any other ambient conditions should be agreed with the manufacturer. Tempera- Relative humidity [%] Installation ture [°C] height Long-term Short-term above sea level [m] Fig. 8 Wear limits for the small angle ring (11h), –20 to +40 ≤... -
Page 29: Installation Dimensions
Appendix 9.2.3 Installation dimensions 9.2.5 Tightening torques of casing screws The installation must comply with the following installation Depending on the type of material of the pump, comply with the dimensions: following tightening torques, and use a torque wrench: MPN size ... PVDF [Nm] PP [Nm] 180H... -
Page 30: Maintenance Schedule
Appendix Maintenance schedule The manufacture recommends shorter maintenance inter- vals if the medium being conveyed contains solid matter. The operating company should choose the maintenance intervals appropriate to the medium being conveyed. Interval Designation Action Daily Conveyed fluid Check temperature. Check discharge pressure. -
Page 31: Declaration Of Conformity In Accordance With Ec Machinery Directive
Appendix Declaration of conformity in accordance with EC machinery directive EU Declaration of Conformity Manufacturer SCHMITT-Kreiselpumpen GmbH & Co.KG Einsteinstrasse 33 D-76275 Ettlingen Type of pump Centrifugal pump Pump type MPN 80, MPN 101, MPN 115, MPN 130, MPN 150, MPN 170 MPN 180H and MPN 190 We declare that the design of the listed pumps satisfies the provisions of the EU Directives.
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