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INSTALLATION AND OPERATING MANUAL
Translation of the original manual
Series RMA-B
Sealless Chemical
Magnetic Drive Pump
Close-coupled design
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
9450-055-en Revision 01 Edition 11/2018
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Summary of Contents for Richter RMA 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 9450-055-en Revision 01 Edition 11/2018...
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Page 2: Table Of Contents
Series RMA-B close-coupled design 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
♦ Form for Safety Information Concerning the Contamination QM 0912-16-2001_en ♦ Performance curves ♦ Spare parts list On request: ♦ Magnetic drive data Richter TIS 0543-03-0001 ♦ Operating manual and declaration of conformity motor ♦ Publication: "Centrifugal Pump Operation without NSPH Problems"... -
Page 4: Tightening Torques
Series RMA-B close-coupled design Page 4 Tightening torques Dry-running: Screws greased, tighten in diametrically opposite sequence Housing screws 901/3 Size No. x size Tightening torque [inch] [ASME] [in-lbs] [Nm] 1,5"x1"x6" 8 x ½“ 3"x1,5"x6" 8 x ½“ ATEX marking: 3"x2"x6" 8 x ½“... -
Page 5: Safety
Intended use operation and maintenance. must read before installation commissioning! Richter pumps of the series RMA-B are plastic-lined magnetic drive centrifugal pumps for the leak-free This operating manual must always be available at the conveyance aggressive, toxic, pure place of use of the machine/plant. -
Page 6: Notes On Safety For The Customer / Operator
Series RMA-B close-coupled design Page 6 Furthermore, reference is made in this connection to Notes on safety for maintenance the Directive 95/C332/06 (ATEX 118a) which contains minimum regulations improving ♦ Strictly, work on the pump/unit may only be occupational health and safety of the workers who performed when it is at a standstill. -
Page 7: Filling The Unit
Series RMA-B close-coupled design Page 7 2.6.1 Filling the unit 2.6.4 Identification During pump operation the wetted interior of The identification on the pump relates to the the pump must always be filled with the liquid pump section. A separate declaration of medium. -
Page 8: Temperature Limits
Series RMA-B close-coupled design Page 8 Dry-running cannot only occur with an Table 2 insufficiently filled interior but also in the event Limit value of the of high gas contents in the liquid medium. Temperature class acc. temperature of the liquid to EN 13463-1 Operation of the pump outside the admissible operating range may also lead to dry-running (e.g. -
Page 9: Transport, Storage And Disposal
Series RMA-B close-coupled design Page 9 Transport, storage and disposal The pump or the unit must be transported Elastomers are to be protected against UV light. properly. It must be ensured that during In general, a storage period of 10 years should not be transport the pump/unit remains in the exceeded. -
Page 10: Product Description
Series RMA-B close-coupled design Page 10 Product description housing dimensions, nominal ratings The static tightness of the pump is guaranteed by technical requirements of the pump series RMA-B the screw fittings of the bracket 344 and housing correspond to ASME B73.1, ASME B73.3, ISO 15783, 100. -
Page 11: Installation
Series RMA-B close-coupled design Page 11 Installation Safety regulations 5.4.1 Nominal size The operating design point of a centrifugal pump lies Equipment which is operated in potentially at the intersection of the pump curve and the pipe explosive areas must satisfy the explosion curve, see Fig. -
Page 12: Nozzle Loads
Valves which disrupt the course of flow should not be installed directly upstream of the pump. Fig. 4 Pipe fittings The following pipe fittings are available from Richter on request: ♦ Shut-off valves ♦ Check valves ♦ Sight glasses Fig. -
Page 13: Monitoring Facilities
Allow only a trained electrician to perform Richter provides information on request and can the electrical connection. supply: Compare the existing mains voltage with the indications on the motor’s manufacturer’s ♦... -
Page 14: Commissioning/Shutdown
Series RMA-B close-coupled design 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 ♦ Check alignment of the coupling. water. Unless special agreements have been reached, there ♦... -
Page 15: Shutdown
Series RMA-B close-coupled design Page 15 Shutdown Pump is started up without medium : ♦ The plain bearing in the pump may be destroyed. ♦ Close discharge valve down to the position ♦ Other pump components may be destroyed due "minimum flow rate"... -
Page 16: Maintenance
Series RMA-B close-coupled design Page 16 Maintenance Safety-relevant screw fittings ♦ Dismantling can be checked using the sectional drawing in Chapter 9 and the components available. After initial loading by the operating pressure and operating temperature the tightening torques of all connection screws must be checked at the following 7.5.1 Protective clothing points:... -
Page 17: Dismantling
Series RMA-B close-coupled design Page 17 Dismantling There are two possibilities for dismantling: 1. Dismantling the complete pump from the plant. 2. Dismantling the complete slide-in unit as the pump housing can remain in the plant connected to the piping. Dismantling of the complete pump is described here. -
Page 18: Dismantling Housing/Shaft Spider
Series RMA-B close-coupled design Page 18 ♦ Press impeller 230 out of the seat of the inner magnet assembly 859. For this purpose, clamp the Dimension F inner magnet assembly 859 in a vice, being careful [inch] [mm] not to damage the surfaces, and press the impeller Group 1 3.93 230 out towards the suction side. - Page 19 Series RMA-B close-coupled design Page 19 7.7.1 Table for target dimension Z The plain bearings require a minimum axial play for perfect functioning. This axial play "Z" must be checked using the drawing Fig. 8 after completion of assembly. Size Dimension Z inch (mm) 1,5"x1"x6"...
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Page 20: Assembly
Series RMA-B close-coupled design Page 20 Assembly ♦ Assemble can 159 and can insert 158. To simplify assembly, the can insert 159 can be cooled if necessary. A complete assembly process is described in the ♦ Introduce thrust ring 510/3 into the can insert following. -
Page 21: Final Assembly
The axial play can be determined through the 1. in-house pump office discharge nozzle. See Chapter 7.7.1. 2. The manufacturer Richter ♦ If the minimum axial play is not attained, insert or its local agent more housing gaskets 401. -
Page 22: Malfunctions
Series RMA-B close-coupled design Page 22 Malfunctions Faults may result from inadmissible modes of Flow rate too high : operation. Improper operation, even for brief ♦ Is the geodetic head too low? periods, may result in serious damage to the ♦... -
Page 23: Sectional Drawing
Series RMA-B close-coupled design Page 23 Sectional drawing Legend casing (housing) housing gasket blind cover 415/1 centering gasket 502/1 containment shell insert (can insert) solids restriction ring outside 510/x containment shell (can) thrust ring support bracket (gr. 1.1) 554/1 washer hollow drive shaft 557/2 contact disc... -
Page 24: Rma-B Close-Coupled Design (Nema Motor)
Series RMA-B close-coupled design Page 24 RMA-B close-coupled design (NEMA motor) 9450-055-en Revision 01 TM 9886 Edition 11/2018... -
Page 25: Assembly Aids
Series RMA-B close-coupled design Page 25 Assembly aids 10.1 Boring template for housing drain Pump size Ident. No. Group 1+2 9217-89-1096 10.2 Pull-off device for plain bearing bushes Pump size Ident. No. Group 1 9428-81-1085 Group 2 9428-81-1086 Product description If the plain bearing bushes are to be replaced, we recommend the use of a special device. -
Page 26: Insertion Tool For Shaft Spider
Series RMA-B close-coupled design Page 26 10.4 Insertion tool for shaft spider Pump size Ident. No. Impeller eye 1,5" 9428-81-1055 Impeller eye 3" 9428-81-1056 Impeller eye 3" Gr2 9428-81-1057 Impeller eye 4" 9428-81-1058 Impeller eye 6" 9428-81-1088 Product description Application 9450-055-en Revision 01 TM 9886... - Page 27 CHEMIENORMPUMPEN / CHEMICAL PROCESS PUMPS / POMPE POUR L'INDUSTRIE CHIMIQUE Magnetkupplungspumpe Ausführung Baureihe/Series/Série Design Magnet drive pump RMA-B Construction Pompe à entraînement magnétique Einsatzgrenzen / operating limits 9475-00-3030/4-03 © Richter Chemie-Technik GmbH - 1 -...
- Page 30 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 31 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 32 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 11/2018 Revision 01 9450-055-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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