HERMETIC-Pumpen CAMR Series Operating Manual

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Refrigerant pump
Original operating manual
Edition
BA-2010.02
Print no.
1.2 US
HERMETIC-Pumpen GmbH ⋅ Gewerbestrasse 51 ⋅ D-79194 Gundelfingen
Registergericht Freiburg HRB 365 ⋅ Geschäftsführer: Dr. Roland Krämer, Christiane Krämer, Nicolaus Krämer
Series CAMR
HERMETIC-Pumpen GmbH
Gewerbestrasse 51
D-79194 Gundelfingen
Germany
phone +49-761-5830-0
fax +49-761-5830-280
hermetic@lederle-hermetic.com
http://www.lederle-hermetic.com
We reserve the right to make technical changes.

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  • Page 1 Gewerbestrasse 51 D-79194 Gundelfingen Germany phone +49-761-5830-0 fax +49-761-5830-280 hermetic@lederle-hermetic.com http://www.lederle-hermetic.com We reserve the right to make technical changes. HERMETIC-Pumpen GmbH ⋅ Gewerbestrasse 51 ⋅ D-79194 Gundelfingen Registergericht Freiburg HRB 365 ⋅ Geschäftsführer: Dr. Roland Krämer, Christiane Krämer, Nicolaus Krämer...
  • Page 2: Table Of Contents

    Table of contents Table of contents 1 About this operating manual ................. Target groups .
  • Page 3 Table of contents Electrical connection ..................5.4.1 Providing a motor protection switch .
  • Page 4 Table of contents List of figures Fig. 1 Name plate (example) ..................Fig.
  • Page 5: Series Camr

    Table of contents List of tables Tab. 1 Target groups and their duties ................Tab.
  • Page 6: About This Operating Manual

    About this operating manual About this operating manual This manual: • Is part of the pump • Applies to all pump series listed • Describes safe and appropriate operation during all operating phases Target groups Target group Duty Operating company Keep this manual available at all times at the site where the equipment is operated, even during later use.
  • Page 7: Warnings And Symbols

    About this operating manual Warnings and symbols Warning Risk level Consequences of disregard Immediate acute risk Death, serious bodily harm DANGER Potentially acute risk Death, serious bodily harm WARNING Potentially hazardous Minor bodily harm CAUTION situation Potentially hazardous Material damage NOTE situation Tab.
  • Page 8: Safety

    Safety Safety The manufacturer does not accept any liability for damage resulting from disregard of any parts of this documentation. Intended use • Only use the pump within the limits set by the technical specifications (→ tech- nical specification). • Liquid pumped –...
  • Page 9: Residual Risks And Measures

    Safety 2.1.2 Residual risks and measures Residual risk Measures by the operating company Cuts while working without personal Observe warnings in the operating protective equipment. manual. Training for personnel. Provide and use personal protective equipment. Electric shock: Observe warnings in the operating manual.
  • Page 10: General Safety Instructions

    Safety General safety instructions Note the following regulations before carrying out any work. 2.2.1 Product safety The pump has been constructed according to the latest technology and recognized technical safety rules. Nevertheless, operation of the pump can still put the life and health of the user or third parties at risk, damage the pump or other property.
  • Page 11: Obligations Of The Operating Company

    Safety Safety equipment • Provide the following safety equipment and verify its functionality: – for hot, cold surfaces: protection against accidental contact for the pump, provided by the operating company – ensure appropriate grounding Warranty • Obtain the manufacturer’s approval prior to carrying out any modifications, repairs or alterations during the warranty period.
  • Page 12: Layout And Function

    Layout and Function Layout and Function Label Fig. 1 Name plate (example) Equipment number Pump type Actual impeller diameter [mm] Motor type Flow rate [m /h], specific density [kg/m ], differential head [m] Nominal pressure [bar], nominal motor output [kW], frequency [Hz] Nominal speed [rpm], phase shift [°], rated current [A] Fluid temperature [°C], nominal voltage [V] Material of pump, year of construction...
  • Page 13: Fig. 2 Pump Type Label (On The Type Plate)

    Layout and Function CAMR 2 / 3 Fig. 2 Pump type label (on the type plate) Series Size Number of stages AGX 3.0 Fig. 3 Motor type label (on the name plate) Construction type Size 1.2 US BA-2009.12 Series CAMR 13 / 44...
  • Page 14: Layout

    Layout and Function Layout Fig. 4 CAMR layout (example CAMR 2/3) Impellers Pressure stage Front sleeve bearing Top shaft Connection cable Rear sleeve bearing Electrical winding Stator tube Stage casing 14 / 44 Series CAMR BA-2009.12 1.2 US...
  • Page 15: Transport, Storage And Disposal

    Transport, Storage and Disposal Transport, Storage and Disposal Transport Weight specifications (→ dimensional drawing, delivery note). 4.1.1 Unpacking and inspection on delivery 1. Unpack the pump/aggregate on delivery and inspect it for damage during trans- port. 2. Report any damage during transport to the manufacturer immediately. 3.
  • Page 16: Lifting

    Transport, Storage and Disposal 4.1.2 Lifting Death or crushing of limbs may be caused by falling loads! Use lifting gear appropriate for the total weight to be transported. Fasten the lifting gear as illustrated below. DANGER Do not stand under suspended loads. Fig.
  • Page 17: Treatment For Storage

    Transport, Storage and Disposal Treatment for storage Not necessary for stainless materials. The preservation applied at the plant lasts for 12 months. CAUTION Material damage may occur due to inappropriate treatment for storage! Ensure the pump is treated for storage properly, both inside and outside. 1.
  • Page 18: Installation And Connection

    Installation and connection Installation and connection CAUTION Material damage can be caused by dirt! Do not remove any covers, transport and sealing covers until immediately before connecting the pipes to the pump. Preparing the setup 5.1.1 Checking the ambient conditions 1.
  • Page 19: Planning The Piping

    Installation and connection Planning the piping 5.2.1 Specifying supports and flange connections CAUTION Material damage may occur due to excessive forces and torques exerted by the piping on the pump! Do not exceed the permissible values (→ maximum support load, torque table). 1.
  • Page 20: Specifying Pipe Lengths

    Installation and connection 5.2.3 Specifying pipe lengths Calculate the minimum suction head (→ technical specification) Fig. 7 Gate valve 1. e = NPSH req. – minimum suction head [m] – resistance of the supply pipe [m] S – additional safety factor [m] 2.
  • Page 21: Optimizing Cross-Section And Direction Changes

    Installation and connection 5.2.5 Optimizing cross-section and direction changes 1. Avoid bending radii of less than 1.5 times the nominal pipe diameter. 2. Avoid abrupt changes of cross-section along the piping. 3. Lay the supply pipe so that it runs constantly downwards and not horizontally to the separator.
  • Page 22: Fig. 9 Vessel Inlet/Vessel Outlet Arrangement

    Installation and connection Fig. 9 Vessel inlet/vessel outlet arrangement Vortex breaker Fig. 10 Level monitor arrangement Vortex breaker Fig. 11 Parallel operation arrangement Vortex breaker 22 / 44 Series CAMR BA-2009.12 1.2 US...
  • Page 23: Fig. 12 Slow Pressure/Temperature Drop

    Installation and connection Fig. 12 Slow pressure/temperature drop Vortex breaker 1.2 US BA-2009.12 Series CAMR 23 / 44...
  • Page 24: Fig. 13 Automatic Venting (Single Pump - Parallel Pumps)

    Installation and connection Automatic venting 1. Install a non-return valve between the outlet flange and the gate valve to ensure the medium does not flow back when the pump is switched off. 2. Provide a bypass pipe to enable venting: –...
  • Page 25: Connecting The Pipes

    Installation and connection Allow measurements of the operating conditions 1. Provide manometers for pressure measurements in the supply pipes and vessel outlets. 2. Provide for pump-side temperature measurements. Connecting the pipes 5.3.1 Keeping the piping clean CAUTION Material damage may occur due to impurities in the pump! Ensure no impurities can enter the pump: –...
  • Page 26: Electrical Connection

    Installation and connection Electrical connection Risk of death due to electric shock! Have all electrical work carried out by qualified electricians only. DANGER 5.4.1 Providing a motor protection switch Provide a motor protection switch in accordance with VDE 0660 with the follow- ing specifications: –...
  • Page 27: Operation

    Operation Operation Putting the pump into service for the first time 6.1.1 Identifying the pump type Identify the pump type (→ technical specification). 6.1.2 Checking the shutdown period After a shutdown period of > 2 years: (→ Table 5 Measures after longer storage/ shutdown periods, Page 18).
  • Page 28: Switching On

    Operation 6.1.5 Switching on ✔ Pump set up and connected properly ✔ All connections stress-free and sealed ✔ All safety equipment installed and tested for functionality ✔ Pump prepared, filled and bled properly Risk of injury due to running pump! Do not touch the running pump.
  • Page 29: Operating

    Operation Operating 6.2.1 Switching on ✔ Pump initially put into service properly ✔ Pump prepared, filled and bled properly Risk of injury due to running pump! Do not touch the running pump. Do not carry out any work on the running pump. DANGER Risk of injury and poisoning due to pumped liquid spraying out! Use personal protective equipment when carrying out any work on the pump.
  • Page 30: Shutting Down The Pump

    Operation Shutting down the pump Risk of injury and poisoning due to hazardous pumped liquids! Safely collect any leaking pumped liquid and dispose of it in accordance with environmental rules and requirements. WARNING Take the following measures whenever the pump is shut down: Pump is Measure ...shut down for a...
  • Page 31: Operating The Stand-By Pump

    Operation Operating the stand-by pump 1. Preparing the stand-by pump: – Putting the pump into service for the first time (→ 6.1 Putting the pump into service for the first time, Page 27). – Fill and bleed the stand-by pump. 2.
  • Page 32: Maintenance

    Maintenance Maintenance Trained service technicians are available for fitting and repair work. Present a pumped medium certificate (DIN safety data sheet or safety certificate) when requesting service. Inspections The inspection intervals depend on the operational strain on the pump. Risk of injury due to running pump! Do not touch the running pump.
  • Page 33: Repairs

    Maintenance Repairs Risk of injury due to running pump! Do not touch the running pump. Do not carry out any work on the running pump. DANGER Isolate the motor from its supply voltage and secure it against being switched back on again when carrying out any fitting or maintenance work. Risk of death due to electric shock! Have all electrical work carried out by qualified electricians only.
  • Page 34: Fig. 14 Dismounting The Carbon Bearing

    Maintenance When dismounting, observe the following: – Mark the precise orientation and position of all components before dis- mounting them. – Dismount components concentrically without canting. Dismount the pump and motor part: For the designations and positions of the components (→ sectional drawing). Mark the position of the suction casing 106, stage casing 108 and pump housing 101.
  • Page 35: Returning The Pump To The Manufacturer

    Maintenance 7.2.2 Returning the pump to the manufacturer ✔ Pump unpressurized ✔ Pump completely empty ✔ Secure motor against being switched on again ✔ Pump de-iced ✔ Manometer lines, manometer and holdings dismounted 1. Enclose a truthfully and fully completed document of compliance when returning pumps or components to the manufacturer (→...
  • Page 36: Ordering Spare Parts

    Maintenance Installing CAUTION Material damage due to inappropriate mounting! Ensure that one partial current drill hole is assigned at the top of the bearing carrier 381. 1. With new bearing bushes 545.1/2 bearing sleeves 529.1/2 make sure: – That the cylindrical pin 562.1–3 is adjusted correctly –...
  • Page 37: Troubleshooting

    Troubleshooting Troubleshooting Malfunctions Possible malfunctions are identified by a number in the following table. This number identifies the respective cause and remedy in the troubleshooting list. Malfunction Number Pump not pumping Pumping rate insufficient Pumping rate excessive Pumping pressure insufficient Pumping pressure excessive Pump running roughly Sleeve bearings temperature too high...
  • Page 38 Troubleshooting Malfunction number Cause Remedy 5 6 7 8 9 X – – – – – – – – Transport and sealing cover still in Remove the transport and sealing place cover. Dismount the pump and inspect it for dry-running damage. X –...
  • Page 39: Tab. 10 Troubleshooting List

    Troubleshooting Malfunction number Cause Remedy 5 6 7 8 9 – – X – – X – – X Geodetic differential head, pipe flow Throttle down the flow rate at the resistances and/or other resistances pressure-side fitting. Observe the lower than specified minimum flow rate.
  • Page 40: Appendix

    Appendix Appendix Recommended spare parts Detailed ordering information (→ parts list). Item no. Designation 400.XX Gaskets 545.01/02 Bearing bushes 529.01/02 Bearing sleeves Strainer insert Tab. 11 Recommended spare parts Technical specifications See technical specification. 9.2.1 Ambient conditions Ambient temperature: -50 °C to 50 °C Operation under any other ambient conditions should be agreed with the manufac- turer.
  • Page 41: Safety Certificate

    Appendix Safety certificate Please copy this document and send it together with the pump. All industrial companies are obliged by statutory regulations to protect their employees, other people and the environment from detrimental effects when handling hazardous substances. Products and their components are therefore only repaired or inspected if the following declaration is submitted after being filled out properly and completely and signed by an authorized and qualified specialist technician.
  • Page 42: Declarations In Accordance With The Ec Machinery Directive

    Rotating electrical machines - Part 5: Degrees of protection provided by integral design of rotating electrical machines (IP code) - Classification Person authorised to compile the technical file: Jochen Zeyher, HERMETIC-Pumpen GmbH, Gewerbestrasse 51, D-79194 Gundelfingen Gundelfingen, 12.02.2010 ____________________________ Dr. R. Krämer Chief Technical Officer HERMETIC-Pumpen GmbH ·...
  • Page 43 Appendix 1.2 US BA-2009.12 Series CAMR 43 / 44...
  • Page 44: Series Camr

    Appendix 44 / 44 Series CAMR BA-2009.12 1.2 US...

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Camr 2/3

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