Richter V&A RMI Series Installation And Operating Manual
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Richter V&A RMI Series Installation And Operating Manual

Sealless chemical magnetic drive pump
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INSTALLATION AND OPERATING MANUAL
Translation of the original manual
Series RMI
Sealless Chemical Magnetic
Drive Pump
Bearing lubrication: Grease or oil bath
Bearing pedestal group:
1
Keep for future use!
This operating manual must be strictly observed before
transport, installation, operation and maintenance
Subject to change without notice.
Reproduction is generally permitted with indication of the source.
© Richter Chemie-Technik GmbH.
9430-050-en Revision 00 Edition 03/2018

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Summary of Contents for Richter V&A RMI Series

  • Page 1 Keep for future use! This operating manual must be strictly observed before transport, installation, operation and maintenance Subject to change without notice. Reproduction is generally permitted with indication of the source. © Richter Chemie-Technik GmbH. 9430-050-en Revision 00 Edition 03/2018...

  • Page 2: Table Of Contents

    Series RMI Page 2 List of Contents List of Contents ..........2 6 Commissioning / Shutdown ....14 Relevant documents ........3 6.1 Initial commissioning ......... 14 6.1.1 Filling the pump housing ....... 14 1 Technical data ........... 3 6.1.2 Start-up ............

  • Page 3: Relevant Documents

    QM 0912-16-2001_en ♦ Performance curves On request : ♦ Spare parts list ♦ Magnetic drive data Richter TIS 0543-03-0001 ♦ Operating manual and declaration of conformity ♦ Nozzle forces Richter TIS 0541-02-0006 motor * ♦ Publication: "Centrifugal Pump Operation without ♦...

  • Page 4: Tightening Torques

    Series RMI Page 4 Tightening torques Type plate, dry-running, ATEX and housing markings Screws greased, tighten in diametrically opposite se- quence The stainless steel type plate is firmly riveted to the Housing screws 901/3 housing: If the operator attaches his identification, it must be Size No.

  • Page 5: Safety

    If the staff does not have the necessary expertise, they are to be trained and instructed. If necessary, this can be provided by the manufactur- Richter pumps of the series RMI are plastic-lined er/supplier on behalf of the machine operator. magnetic drive centrifugal pumps for the leak-free...

  • Page 6: Notes On Safety For The Customer / Operator

    Series RMI Page 6 In connection with explosion protection, potential sources of ignition (overheating, electrostatic and in- Caution when using the units in potentially duced charges, mechanical and electric sparks) may explosive area! result from these inadmissible modes of operation; their occurrence can only be prevented by adhering to Prevent inadmissible modes of operation.

  • Page 7: Special Requirements For Explosion Protection

    Series RMI Page 7 Special requirements for ex- The plant NPSH value (NPSHA) should be minimum 0.5 m higher than the NPSH value of the pump plosion protection (NPSHR) to prevent a lack of lubrication or dry- running of the plain bearings. If the units are used in potentially explosive areas, the 2.6.3 Chargeable liquids measures and notes in Sections 2.6.1 to 2.6.9 are...

  • Page 8: Temperature Limits

    Series RMI Page 8 Operation with closed shut-off elements in the 1) Grease lubrication : no restriction. Oil bath lubrication: suction and/or discharge lines is not permitted! standard design with shaft seal labyrinth seal (special design) There is a risk that even after a short time 2) The limit values specified for the temperature of the medium at high surface temperatures on the pump the pump inlet are determined for the most unfavourable case...

  • Page 9: Transport, Storage And Disposal

    Series RMI Page 9 Transport, storage and disposal The pump or the unit must be transported If magnetic drives are stored as single properly. It must be ensured that during parts, the relevant notes in Section 7.5.2 transport the pump/unit remains in the are to be observed.

  • Page 10: Product Description

    Series RMI Page 10 Product description The housing dimensions, nominal ratings and tech- The static tightness of the pump is guaranteed by nical requirements of the pump series RMI corre- the screw fittings of the bracket 344 and housing spond to ISO 2858 / DIN EN 22858 / ISO 15783 / DIN 100.

  • Page 11: Installation

    Series RMI Page 11 Installation Safety regulations Ensure that the unit cannot be started dur- ing work without the coupling guard. Equipment which is operated in potentially explosive areas must satisfy the explosion Piping protection regulations. People with a pacemaker are at risk from the Before the pump is installed, both, the suction and strong magnetic field of the magnetic drive.

  • Page 12: Nozzle Loads

    Pipe fittings dient towards the pump. Otherwise, gas bubbles may form which considerably reduce the suction line cross The following pipe fittings are available from Richter section. Eccentric transition elements must be in- on request: stalled between different pipe diameters.

  • Page 13: Monitoring Facilities

    ♦ Max. transmitted power availability of the unit. ♦ Spacing of the coupling halves Richter provides information on request and can sup- ♦ Maximum values for offset and ply: ♦ angular misalignment. ♦ Flow meters Should the pump housing and motor remain on the ♦...

  • Page 14: Commissioning / Shutdown

    Series RMI Page 14 Commissioning / Shutdown Initial commissioning The pump must not run dry during the check of the direction of rotation. Normally, the pumps have already been test-run with water. ♦ Check alignment of the coupling. Unless special agreements have been reached, there ♦...

  • Page 15: Shutdown

    Series RMI Page 15 Shutdown Pump is started up without medium : ♦ The plain bearings in the pump may be de- ♦ Close discharge valve down to the position "mini- stroyed. mum flow rate" ♦ Other pump components may be destroyed due ♦...

  • Page 16: Maintenance

    Series RMI Page 16 Maintenance Safety related screw connec- 7.2.2 Oil bath lubrication tions With an expected bearing temperature of about 70°C we recommend a mineral oil with the following char- After initial loading by the operating pressure and op- acteristics: erating temperature the tightening torques of all con- Viscosity index : approx.

  • Page 17: Cleaning

    Series RMI Page 17 Cleaning 7.5.2 Magnetic fields Caution ! Strong magnetic fields Care must be taken when cleaning the pump to Risk during dismantling and in the vicinity ensure that it is not exposed to a strong water jet. of magnetic drives as single parts.

  • Page 18: Dismantling Of Drive Unit Long Life Grease Lubrication

    Series RMI Page 18 ♦ Alternatively, the unit can be raised using a crane. ♦ lift off can 159 and can insert 158. As the shaft 222 is introduced tightly into the can insert 158, A thread is to be provided in the drive shaft to ac- commodate a crane plug for this purpose.

  • Page 19: Notes On Assembly

    Series RMI Page 19 ♦ Remove bearing pedestal for the centering of the bracket . If necessary, use two levers. ♦ To overcome the axial magnetic forces, pull the bearing pedestal 330 with a firm jerk in the direc- tion of the motor. CAUTION! When pulling out the bearing pedestal, the axial magnetic forces (up to max.

  • Page 20: Assembly Of Slide-In Unit

    Series RMI Page 20 7.8.2 Assembly of slide-in unit ♦ Insert the thrust ring 510/3 into the can insert 158. Make sure that the flushing grooves are di- ♦ Press the inner magnet assembly 859 onto the rected outwards. impeller 230. Pay attention to the correct alignment ♦...

  • Page 21: Final Assembly

    Tightening torque group 1.3 = 55 Nm 1. in-house pump office ♦ Check whether the drive shaft can be easily 2. The manufacturer Richter turned. or its local agent ♦ Screw the threads for the jacking screw in the lan- The following conveying data can be checked using tern with the plug.

  • Page 22: Malfunctions

    Series RMI Page 22 Malfunctions Faults may result from inadmissible modes Flow rate too high : of operation. Such inadmissible modes of ♦ Is the geodetic head too low? operation – even brief ones – may cause ♦ Are the pipe or nozzle resistances too low? serious damage to the unit.

  • Page 23: Sectional Drawing

    Series RMI Page 23 Sectional drawing Legend housing 415/1 centering gasket blind cover 502/1 wear ring can insert 510/x Thrust ring 554/1 washer 557/2 support bracket contact disc drive shaft drive magnet assembly Shaft inner magnet assembly impeller 901/x hex. screw impeller bearing 902/1 stud screw...

  • Page 24: Long Life Grease Lubrication

    Series RMI Page 24 Long life grease lubrication 9430-050-en Revision 00 TM 9886 Edition 03/2018...

  • Page 25: Oil Bath Lubrication

    Series RMI Page 25 Oil bath lubrication 9430-050-en Revision 00 TM 9886 Edition 03/2018...

  • Page 26: Assembly Aids

    Series RMI Page 26 Assembly aids 10.1 Boring templates Pump size Ident. No. Group 1 9217-89-1096 10.2 Pull-off device for plain bearing bushes Pump size Ident. No. Group 1.1 9428-81-1087 Group 1.2 9428-81-1085 Group 1.3 9428-81-1086 Product description If the plain bearing bushes have to be removed, we recommend the use of a special pull-off device. This auxiliary device is specifically designed for the sensitive silicon carbide components.

  • Page 27: Insertion Tool For Shaft Spider

    Series RMI Page 27 10.4 Insertion tool for shaft spider Pump size Ident. No. Impeller eye DN40 9428-81-1055 Impeller eye DN80 9428-81-1056 Impeller eye DN80 Gr2 9428-81-1057 Impeller eye DN100 9428-81-1058 Product description Application 10.5 Insertion tool for rotor circlip Pump size Ident.
  • Page 28 Ausführung Magnetkupplungspumpe Baureihe/Series/Série Magnet drive pump Design RMI-B Construction Pompe à entraînement magnétique Einsatzgrenzen / operating limits Druckstufe PN16 (Standard) pressure rating PN16 (standard) étage de pression PN16 (standard) 9430-00-3030/4-00 © Richter Chemie-Technik GmbH - 1 - TM 9886 03/2018...
  • Page 29 CHEMIENORMPUMPEN / CHEMICAL PROCESS PUMPS / POMPE POUR L'INDUSTRIE CHIMIQUE Ausführung Magnetkupplungspumpe Baureihe/Series/Série Magnet drive pump Design RMI-B Construction Pompe à entraînement magnétique Druckstufe PN20 (Optional) pressure rating PN20 (optional) étage de pression PN20 (optionnel) 9430-00-3030/4-00 © Richter Chemie-Technik GmbH - 2 - TM 9886 03/2018...
  • Page 32 Safety Information / Declaration of No Objection Concerning the Contamination of Richter-Pumps, -Valves and Components SCOPE AND PURPOSE Each entrepreneur (operator) carries the responsibility for the health and safety of his employees. This extends also to the personnel, who implements repairs with the operator or with the contractor.
  • Page 33 Contact person : Phone : Fax : End user : A. Details of Richter-product: Failure description: Classification: Article number: Serial number: B. Condition of the Richter-product: Contamination : □ □ □ □ Was it in operation ? toxic □ □...
  • Page 34 Waste Management Law (AbfG) and the Water Resources Act (WHG) An inspection/repair of Richter products and parts will only take place, if the attached explanation is filled out correctly and completely by authorized and qualified technical personnel and is available.
  • Page 36 Edition 03/2018 Revision 00 9430-050-en EST. South Africa: JOHANNESBURG 1986 Tel: 011 397 2833 0861 103 103 E-mail: sales@valve.co.za DURBAN www.valve.co.za Tel: 031 579 2593 SCAN ME...

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