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Richter SCK Series Installation And Operating Manual

Chemical drive pump for mechanical seals
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INSTALLATION AND OPERATING MANUAL
Translation of the original manual
Series SCK
Chemical Drive Pump
for Mechanical seals
Bearing lubrication:
Grease or oil bath
Bearing pedestal group: 0
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.
9220-003-en Revision 14 Ausgabe 01/2021

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  • 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. 9220-003-en Revision 14 Ausgabe 01/2021...

  • Page 2: Table Of Contents

    Series SCK, Size 25-25-100 Page 2 List of Contents 5.9 Final check ..........13 List of Contents ........2 5.10 Coupling guard .......... 13 Relevant documents ......... 3 5.11 Electric connection ........13 1 Technical data ........3 6 Commissioning/Shutdown ....14 1.1 Tightening torques ........

  • Page 3: Relevant Documents

    * Operating manual mechanical seal of the manufactur- Technical data Manufacturer : Wetted parts: Lining: PFA, PE-UHMW Richter Chemie-Technik GmbH anti-static lining (PFA/PTFE conductive) Otto-Schott-Str. 2 see also data sheet D-47906 Kempen Telephone: +49 (0) 2152 146-0 Flow rate :...

  • Page 4: Tightening Torques

    Series SCK, Size 25-25-100 Page 4 Tightening torques Type plate, ATEX and housing markings Screws greased, tighten in diametrically opposite sequence The stainless steel type plate is undetachably riveted Housing screws 901/3 to the housing. Size No. x size Tightening torque If the operator attaches his identification, it must be ensured that the pump matches the application in [mm]...

  • Page 5: Notes On Safety

    Intended use information which is to be observed during installation, operation and maintenance. Richter pumps of the series SCK are plastic-lined cen- It must be read before installation and commis- trifugal pumps for the leak-free conveyance of ag- sioning! gressive, toxic, pure and inflammable liquids.

  • Page 6: For The Customer / Operator

    Series SCK, Size 25-25-100 Page 6 In the event of operating conditions other than those Improper operation described in the data sheet, the following are to be checked again: The operational safety of the machine supplied is only design of the pump guaranteed if it is used properly in accordance with Section 2.1 of this operating manual.

  • Page 7: Chargeable Liquids

    Series SCK, Size 25-25-100 Page 7 side shut-off element is to be regulated to the 2.6.3 Chargeable liquids operating design point directly after run-up. For operation with chargeable liquids with a See also Section 5.4.1. conductivity < 10-8 S/m inert gas must be Operation with closed shut-off elements in the used for flushing during evacuation if the suction and/or discharge lines is not permitted!

  • Page 8: Maintenance

    Series SCK, Size 25-25-100 Page 8 Following table below indicates the admissible medi- 2.6.8 Maintenance um temperature, depending on the pump design, as a function of the temperature class in accordance with To achieve safe and reliable operation, it must be DIN EN ISO 80079-36.

  • Page 9: Transport, Storage And Disposal

    Series SCK, Size 25-25-100 Page 9 Transport, storage and disposal The pump or the unit must be transported Return consignments properly. It must be ensured that during transport the pump/unit remains in the hori- Pumps which have conveyed aggressive or toxic me- zontal position.

  • Page 10: Product Description

    Mechanical seals Designs: Single mechanical seal external Double mechanical seal to DIN EN 12756 See the relevant installation and operating manuals of Richter or the mechanical seal Fig. 1 manufacturer. 9220-003-en Revision 14 TM 10272 Edition 01/2021...

  • Page 11: Installation

    Series SCK, Size 25-25-100 Page 11 Installation Safety regulations Piping Equipment which is operated in potentially Before the pump is installed, both, the suction and explosive areas must satisfy the explosion supply lines as well as the discharge line are to be protection regulations.

  • Page 12: Nozzle Loads

    Pipe fittings 5.4.3 Suction line The following pipe fittings are available from Richter on request: The suction lines must always be laid on a rising gra- Shut-off valves dient towards the pump.

  • Page 13: Monitoring Facilities

    Spacing of the coupling halves availability of the unit. Maximum values for offset and angular misalignment. Richter provides information on request and can sup- Should the pump housing and motor remain on the ply: base plate for repair work, a spacer type coupling is Flow meters required.

  • Page 14: 9220-003-En Revision

    Series SCK, Size 25-25-100 Page 14 Commissioning/Shutdown Initial commissioning 6.1.3 Start-up Check the direction of rotation of the motor with a ro- Normally, the pumps have already been test-run with tary field instrument. water. Unless special agreements have been made, there could still be residual amounts of water in the As viewed from the motor, the direction of rotation of pump.

  • Page 15: Shutdown

    Series SCK, Size 25-25-100 Page 15 Shutdown Suction line not opened or not opened fully : Pump is cavitating – material damage to pump and Close discharge valve down to the position "minimum plain bearings flow rate" Pump does not attain the required delivery head or Switch motor off.

  • Page 16: Maintenance

    Series SCK, Size 25-25-100 Page 16 Maintenance Screw connections of the Fig. 6 housing 7.2.2 Oil bath lubrication After initial loading by the operating pressure and With an expected bearing temperature of about 70°C operating temperature the tightening torques of all we recommend a mineral oil with the following charac- connection screws must be checked at the following teristics:...

  • Page 17: Notes On Dismantling

    Series SCK, Size 25-25-100 Page 17 Notes on dismantling 7.7.1 Dismantling slide-in unit Clamp the slide-in unit in the vice. All repair and maintenance work is to be performed by skilled staff using appropriate tools and original It is imperative to use clamping jaws with an spare parts.

  • Page 18: Changing The Radial Ball Bearings

    Provide grease seal. Y is to be increased according to the works infor- Mount and screw rear end cover 361. mation. Refer also to the Richter works certificate Mount new radial ball bearing 321/1. and sectional drawing in Section 9.2 and 9.3.

  • Page 19: Assembly

    1) in-house pump office Oil quantities: 2) The manufacturer Richter For group 0 appr. 150 ml or its local agent The following conveying data can be checked using...

  • Page 20: Malfunctions

    Series SCK, Size 25-25-100 Page 20 Malfunctions Faults may result from inadmissible modes Delivery pressure too high : of operation. Such improper operation – even brief ones – may cause serious dam- Is the speed too high or the impeller diameter too large? age to the unit.

  • Page 21: Sectional Drawing

    Series SCK, Size 25-25-100 Page 21 Sectional drawing Legend housing 920/x hex. nut blind cover 930/1 locking unit support bracket 932/x circlip shaft 940/1 impeller 950/1 cup spring 321/x radial ball bearing Additional for oil bath lubrication bearing pedestal 411/1 seal ring bracket 421/x...

  • Page 22: Sectional Drawing Long Life Grease Lubrication

    Series SCK, Size 25-25-100 Page 22 Sectional drawing long life grease lubrication Illustration without mechanical seal 9220-003-en Revision 14 TM 10272 Edition 01/2021...

  • Page 23: Sectional Drawing Sck Oil Bath Lubrication

    Series SCK, Size 25-25-100 Page 23 Sectional drawing SCK oil bath lubrication Illustration without mechanical seal 9220-003-en Revision 14 TM 10272 Edition 01/2021...

  • Page 24: Assembly Aids

    Series SCK, Size 25-25-100 Page 24 Assembly aids 10.1 Impeller wrench for open impeller SCK Pump size No. of vanes Ident. No. SCK 25-25-100 9217-89-1012 Product description The torque to be transmitted, either during loosening or tightening, is achieved by the fact that the parallel pins of the impeller wrench engage in the spaces in the (open) impeller.
  • Page 25 CHEMIENORMPUMPEN / CHEMICAL PROCESS PUMPS / POMPE POUR L'INDUSTRIE CHIMIQUE Ausführung Gleitringdichtungspumpen Baureihe/Series/Série Design Mechanical seal pumps Construction Pompes à garniture mécanique Einsatzgrenzen / Operating limits Baugrößen / Size: 50-32-200, 65-40-200, 80-50-200, 80-50-315, 125-100-250, 150-125-315 9200-00-3033/4-01 © Richter Chemie-Technik GmbH - 1 - TM 8505...
  • Page 26 Baureihe/Series/Série Design Mechanical seal pumps Construction Pompes à garniture mécanique Baugrößen / Size: 25-25-160, 50-32-160, 80-50-160, 125-80-200, 125-100-200, 80-50-250 Einsatzgrenzen der Gleitringdichtung beachten! Observe operating limits of the mechanical seal! 9200-00-3033/4-01 © Richter Chemie-Technik GmbH - 2 - TM 8505...
  • Page 27 Höchsttemperatur von + 150 °C. SCK and SCK-B 25-25-100 In contrast to the diagrams shown, a maximum temperature of + 150 °C applies to the pump types SCK and SCK-B 25-25-100. 9200-00-3033/4-01 © Richter Chemie-Technik GmbH - 3 - TM 8505...
  • Page 30 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 cor- rectly and completely by authorized and qualified technical personnel and is available.
  • Page 31 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 32  for credit note 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 33 Email: RichterCedarFalls-Info@idexcorp.com Email: RichterMumbai-Info@idexcorp.com Internet: www.richter-inc.com Internet: www.richter-ct.com © Richter Chemie-Technik GmbH 2022 Edition 06/2022 Revision 2.0 Subject to change without notice. 9220B003-en These installation and operating instructions must be kept! Richter™ = Richter Chemie-Technik GmbH; IDEX™ = IDEX Corporation...

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