Bosch rexroth SEW6 3X/XE Series Operating Instructions Manual
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Bosch rexroth SEW6 3X/XE Series Operating Instructions Manual

Bosch rexroth SEW6 3X/XE Series Operating Instructions Manual

Directional seat valves, direct operated, with solenoid actuation
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Directional seat valves,
direct operated, with solenoid
actuation
(Area of application according to the Explosion Protection
Directive 2014/34/EU:II 2G; II 2D)
Type SEW6..3X/...XE...
(IECEx Konformitätsbescheinigung
(IECEx certificate of conformity of the
der Magnetspule)
solenoid coil)
Operating instructions
RE 22058-XE-B/11.20
Replaces: 09.19
Document no.: RA78490985_AB
English

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Summary of Contents for Bosch rexroth SEW6 3X/XE Series

  • Page 1 Directional seat valves, direct operated, with solenoid actuation (Area of application according to the Explosion Protection Directive 2014/34/EU:II 2G; II 2D) Type SEW6..3X/...XE... Replaces: 09.19 Operating instructions Document no.: RA78490985_AB (IECEx Konformitätsbescheinigung (IECEx certificate of conformity of the RE 22058-XE-B/11.20 English der Magnetspule) solenoid coil)
  • Page 2 ET: Selle toote tohib kasutusele võtta ainult siis, kui teil on olemas ühes EL-i ametlikus keeles kirjutatud kasutusjuhend ja te olete selle endale selgeks teinud. Kui see nii ei ole, võtke ühendust oma Bosch Rexrothi kontaktisiku või vastutava teeninduskeskusega. Need leiate aadressilt www.boschrexroth.com.
  • Page 3 UE que você entenda e se você tiver compreendido seu conteúdo. Se não for esse o caso, entre em contato com a pessoa de contato da Bosch Rexroth ou com o centro de serviço responsável.
  • Page 4 Our products are subject to a natural process of wear and aging. © All rights with Bosch Rexroth AG, also in case of applications for industrial property protection. It may not be reproduced or given to third parties without consent of Bosch Rexroth AG.

  • Page 5: Table Of Contents

    Maintenance and repair 10.1 Cleaning and care 10.2 Inspection and maintenance 10.3 Maintenance schedule 10.4 Repair 10.5 Rectifying external leakages 10.6 Spare parts Disassembly and removal Disposal 12.1 Environmental protection 12.2 Return to Bosch Rexroth AG 12.3 Packaging 12.4 Materials used RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...
  • Page 6 6/52 12.5 Recycling Extension and modification Troubleshooting 14.1 How to proceed for troubleshooting Technical data Appendix 16.1 List of addresses Declaration of conformity Index Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...

  • Page 7: About This Documentation

    "Product-specific safety instructions" and in chapter 3 "General information on damage to property and damage to product" and whenever a sequence of actions or instructions is explained which bears the danger of personal injury or damage to property. The hazard avoidance measures described must be observed. RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...

  • Page 8: Signal Word

    The numbers indicate that the actions must be carried out one after the other. 1.3.3 Abbreviations The following abbreviations are used in this documentation: Table 4: Abbreviations Abbreviation Meaning ATEX EU Directive for Explosion Protection (Atmosphère explosible) European Standard International Organization for Standardization Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...

  • Page 9: Safety Instructions

    Details about the device group, category, temperature class and equipment protection level (EPL) in accordance with ATEX Directive 2014/34/EU and the derived standards are provided in "Data sheet 22058-XE" under "Information on explosion protection" and on the name plate of the valve. RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...

  • Page 10: Improper Use

    Changes and/or modifications to the valve are not admissible, refer to chapter 13 "Extension and modification". Bosch Rexroth AG does not assume any liability for damage caused by improper use. The user assumes all risks involved with improper use. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...

  • Page 11: Qualification Of Personnel

    • Understanding of the additional importance of work permit systems and safe electrical separation regarding explosion protection. Bosch Rexroth offers measures supporting training in specific fields. Please find an overview of the training contents on the Internet at: http://www.boschrexroth.de...

  • Page 12: General Safety Instructions

    • Only use original Bosch Rexroth accessories and spare parts in order to prevent any hazard to persons due to unsuitable spare parts. • Comply with the technical data and environmental conditions specified in the product documentation.

  • Page 13: Product-Specific Safety Instructions

    ▶ Ensure before working at the hydraulic product that the hydraulic system is depressurized and the electrical control de-energized. ▶ Completely unload the pressure at machines and systems before working at the valve. RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...
  • Page 14 To prevent the valve from becoming loose and causing a risk of injury: ▶ Exchange the valves with corrosion damage as soon as possible. ▶ Regularly check the surface protection on the valve and the valve mounting screws. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...

  • Page 15: Notes On The Valve Use

    The machine end-user of the Bosch Rexroth valve is responsible that • the valve is only being used according to the intended use as defined in these operating instructions.

  • Page 16: General Information On Damage To Property And Damage To Product

    Ensure that no cleaning agents are able to penetrate the hydraulic system. Environmentally harmful hydraulic fluid! Leaking hydraulic fluid leads to environmental pollution. ▶ Immediately remedy possible leakage. ▶ Dispose of the hydraulic fluid in accordance with the currently applicable national regulations in your country. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...

  • Page 17: Scope Of Delivery

    ▶ Check the scope of delivery for possible transport damage, see chapter 6 "Transport and storage". In case of complaints, please contact Bosch Rexroth AG, see chapter 16.1 "List of addresses". Accessories such as valve subplates are not included in the scope of delivery and must be ordered separately. See chapter 7.6 "Required accessories".

  • Page 18: Product Identification

    - for the type of protection of the mechanical part according to EN 80079-36 Bosch Rexroth QR code With the 4/2 directional seat valve, another name plate is attached to the Plus-1 subplate. It only contains an identification number internally used by Bosch Rexroth. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...
  • Page 19 Data matrix code of the solenoid coil manufacturer Depending on valve sizes and the configuration of the solenoid coils, higher ambient temperatures of up to 70 °C are admissible. Also observe the "Special application conditions for safe application" in "Data sheet 22058-XE". RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...
  • Page 20 Potentially explosive atmospheres in which an explosive atmosphere due to stirred dust (= device group II) is normally not present or occurs only rarely or only for a short period of time. Corresponds to zone 22 according to Directive 1999/92/EC. Normal safety level. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...

  • Page 21: Transport And Storage

    Danger of cut injury! ▶ Wear suitable protective equipment for the transport of the safety valve. Further information regarding the transport is available from Bosch Rexroth, see chapter 16.1 "List of addresses". Report any transport damage to your responsible sales contact person within one week. The addresses of the sales subsidiaries can be found on the Internet on: http:/www.boschrexroth.com/adressen...
  • Page 22 12 months After expiry of the maximum storage time, we recommend having the valve checked by your competent Bosch Rexroth service. In case of questions regarding spare parts, please contact the Bosch Rexroth service responsible for your valve, see chapter 10.6 "Spare parts".

  • Page 23: Assembly

    It is imperative to ensure absolute cleanliness. The valve must be protected from dirt during installation. Contamination of the hydraulic fluid may considerably reduce the life cycle of the valve. ▶ Observe the installation position specified in "Data sheet 22058-XE". RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...

  • Page 24: Prior To Assembly

    The following accessories are recommended for the connection of the valve. These accessories are not included in the scope of delivery (except valve mounting screws) and can be ordered separately from Bosch Rexroth. Subplates Subplates with dimensions for valves with porting pattern according to ISO 4401 are listed in the "Data sheet 45100".

  • Page 25: Assembling The Valve

    Completely assemble the valve according to the assembly specifications by means of suitable assembly aids. ▶ Only assemble the valve at blocks or plates suitable for the weight of the valve. ▶ Observe the tightening torques, screw stability and the minimum length of the valve mounting screws. RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...
  • Page 26 Remove the solenoid coil and the O-ring from the valve. Check the valve contact surface for the required surface quality (see "Data sheet 22058-XE"). Remove the protective plate from the valve and keep it safe for returns in case any repairs become necessary later. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...
  • Page 27 Assemble the O-ring onto the pole tube and slide it forward up to the solenoid coil. Re-tighten the mounting nut of the valve solenoid (hexagon nut, wrench size 32, tightening torque 4 + 1 Nm). Afterwards, there must be no visible gap between the solenoid coil and the valve housing. RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...
  • Page 28 Mark all checked fittings, e.g. using a permanent marker. Make sure that all pipes and hose lines and every combination of connection pieces, couplings or connection points with hoses or pipes are checked for their operational safety by a person with appropriate knowledge and experience. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...
  • Page 29 The use of connection lines with shielding or sheathing can lead to potential backfeeding and is thus an explosion hazard! ▶ Only use connection lines without shielding or sheathing. For information on the prescribed pre-fuse, refer to "Data sheet 22058-XE". RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...
  • Page 30 15 cm from the cable and line entry. The connection of the solenoid coil is polarity-independent. Solenoid coils for connection to alternating voltage have a bridge rectifier which is integrated in the solenoid coil. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...
  • Page 31 Remove the outer sheath of the connection line and the insulation of the individual conductors. Press the wire end ferrules to the individual conductors. For the stripping lengths, refer to Fig. 4 and Table 9. Fig. 4: Stripping lengths RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...
  • Page 32 Connection for protective grounding conductor 1.0...1.2 Nm Connection for potential equalization conductor 2.0...2.4 Nm Assemble the cover with the sealing device underneath. Tighten the mounting screws with their spring washers diagonally, one after the other. Tightening torque of the cover screws: 1...1.1 Nm. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...
  • Page 33 Assemble the O-ring onto the pole tube and slide it forward up to the solenoid coil. Re-tighten the mounting nut of the valve solenoid (hexagon nut, wrench size 32, tightening torque 4 + 1 Nm). Afterwards, there must be no visible gap between the solenoid coil and the valve housing. RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...

  • Page 34: Commissioning

    Checking the connection line ▶ The connection line must be checked for proper condition by or under the guidance and supervision of a specialized electrician before the initial commissioning or any re-commissioning. ▶ Replace damaged connection lines. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...
  • Page 35 Ensure that no hydraulic fluid leaks at the valve and the connections during operation. ▶ Check for internal leakage. The check must be carried out according to the possibilities present at the hydraulic system. Internal leakage can be valve-specific but does not necessarily affect the functionality of the valve. RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...

  • Page 36: Operation

    Changing the settings at the valve is not admissible. For information on the operation, please refer to the operating instructions for the hydraulic system into which the valve is installed. If errors occur, refer to chapter 14 "Troubleshooting". Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...

  • Page 37: Manual Override (Only Relevant For Type M-.Sew6

    The manual override is located on the side of the valve solenoid facing away from the valve. ▶ For operation, push the manual override in the direction of the valve housing using a rounded tool with a maximum diameter of 5 mm or using a dedicated special tool (see chapter 7.6 "Required accessories"). RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...

  • Page 38: Maintenance And Repair

    - expected deficiencies are identified in good time. The check must, however, at least be carried out every three years from the date of manufacture of the valve. The date of manufacture of the valve is indicated on the name plate. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...
  • Page 39 Replace the cable and line entry and the blind plug each time it is released; for spare parts, see chapter 10.6. Re-assemble the cover of the terminal box with the seal beneath it. Tighten the mounting screws with the spring washers diagonally, one after the other. Tightening torque of the cover screws: 1...1.1 Nm. RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...

  • Page 40: Maintenance Schedule

    40/52 Maintenance and repair 10.3 Maintenance schedule Valves require low maintenance if used as intended. For a long and reliable operation of the valve, Bosch Rexroth recommends regularly checking the hydraulic system and the valve. 10.3.1 Checking for leakage Check the valve for leakage. An early detection of hydraulic fluid loss may help you to identify and remedy errors.

  • Page 41: Spare Parts

    In case of questions about spare parts, please contact your responsible Bosch Rexroth Service: Bosch Rexroth AG Service Hydraulics Bürgermeister-Dr.-Nebel-Str. 8 97816 Lohr am Main Tel: +49 (0) 9352/40 50 60 service@boschrexroth.de For the addresses of our sales and service network please refer to: www.boschrexroth.com/adressen RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...

  • Page 42: Disassembly And Removal

    Close the hydraulic channels of the subplate (on the customer side) to avoid contamination. If the valve is exchanged, all further steps are analogous to mounting, see chapter 7 "Assembly". Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...

  • Page 43: Disposal

    The materials for disposable packaging are mostly cardboard, wood, and expanded polystyrene. They can be recycled without any problems. For environmental reasons, disposable packaging should not be used for returning products to Bosch Rexroth. 12.4 Materials used Hydraulic components from Bosch Rexroth do not contain any hazardous materials that could be released during intended use.

  • Page 44: Troubleshooting

    – Has the valve and/or the machine been used as intended? – How did the fault become apparent? ▶ Try to get a clear idea of the cause of error. Ask the direct (machine) operator. Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...
  • Page 45 Remove valve and replace it with a new Following faults due to contamination, in addition to the repair, it is essential to check the oil quality and improve it, if necessary, by suitable measures such as flushing or the additional installation of filters. RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...

  • Page 46: Technical Data

    Email service@boschrexroth.de Headquarters Bosch Rexroth AG Zum Eisengießer 1 97816 Lohr am Main Germany Phone +49 (0) 9352/40 30 20 Email my.support@boschrexroth.de The addresses of our sales and service network and sales organizations can be found at www.boschrexroth.com/addresses Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...

  • Page 47: Declaration Of Conformity

    Declaration of conformity 47/52 17 Declaration of conformity RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...
  • Page 48 ▶ V Inspection Valve subplate Installation conditions Valve use Intended use ▶ L List of addresses ▶ M Maintenance Maintenance and repair Maintenance schedule Manual override Materials used ▶ O Obligations of the machine end-user Operation Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...
  • Page 49 Index 49/52 RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...
  • Page 50 50/52 Index Bosch Rexroth AG, SEW6..3X/...XE..., RE 22058-XE-B/11.20...
  • Page 51 Index 51/52 RE 22058-XE-B/11.20, SEW6..3X/...XE..., Bosch Rexroth AG...
  • Page 52 Bosch Rexroth AG Zum Eisengießer 1 97816 Lohr a. Main Germany Tel: +49 (0) 9352/40 30 20 my.support@boschrexroth.de www.boschrexroth.com Subject to change without notice Printed in Germany RE 22058-XE-B/11.20...

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