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oventrop Regumaq X-25 Operating Instructions Manual
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oventrop Regumaq X-25 Operating Instructions Manual

oventrop Regumaq X-25 Operating Instructions Manual

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Regumaq X-25
Operating instructions
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Summary of Contents for oventrop Regumaq X-25

  • Page 1 Regumaq X-25 Operating instructions...

  • Page 3: Table Of Contents

    Regumaq X-25 Table of contents Page General information ......................7 Validity of the instructions ........................7 Availability of the instructions ........................ 7 Type plate ............................... 7 Scope of delivery ............................ 7 Contact ..............................7 Declaration of conformity ........................7 Symbols used ............................7 Safety-related information ....................8...
  • Page 4 Regumaq X-25 Table of contents Page Protective equipotential bonding/earthing ................... 22 Commissioning ......................... 23 Filling and venting of the storage cylinder circuit .................. 23 Filling and venting of the potable water circuit ..................24 Electrical connection ..........................25 7.3.1 Power supply through the pre-assembled mains connection cable ............25 7.3.2...
  • Page 5 Regumaq X-25 Table of contents Page List of figures ........................44 Appendix ..........................46 14.1 Characteristic line for Wilo circulation pump ..................46 14.2 Characteristic line for hot potable water preparation ................47 14.2.1 Heating of potable water from 10 °C to 45 °C .................... 47 14.2.2 Heating of potable water from 10 °C to 50 °C ....................

  • Page 7: General Information

    Technical customer service Phone: +49 (0) 29 62 82-234 Declaration of conformity Oventrop GmbH & Co. KG hereby declares that this product has been manufactured in compliance with the essential requirements and the relevant provisions of the relevant EU directives.

  • Page 8: Safety-Related Information

    Regumaq X-25 Safety-related information 2. Safety-related information Explanation of the warnings Each warning contains the following elements: Intended use Warning symbol SIGNAL WORD Operational safety is only guaranteed if the product is Type and source of danger! used as intended.

  • Page 9: Danger Due To Insufficient Personnel Qualification

    Regumaq X-25 Safety-related information 2.4.6 Risk of burns on hot components and Opening the controller surfaces The controller only needs to be opened when using accessory components. Work on the pow- Allow the product to cool down before working on it.

  • Page 10: Technical Description

    Regumaq X-25 Technical description 3. Technical description Design 3.1.1 Station design Fig. 1: Station design Upper shell Heat exchanger Wall bracket Lower shell Circulation pump for storage cylinder circuit Controller 1000083148 10227810 001 02...

  • Page 11: Product Assembly Design

    Regumaq X-25 Technical description 3.1.2 Product assembly design Fig. 2: Product assembly design Shutoff ball valve for storage cylinder circuit Fill and drain ball valve for storage cylinder circuit return return Shutoff ball valve for storage cylinder circuit Shutoff ball valve for potable water (hot)

  • Page 12: Functional Description

    Installation schemes Tichelmann's pipe routing If you operate several Regumaq X-25 in parallel, pipe the stations according to the Tichelmann's pipe routing in order to realise an even flow through the stations with the lowest possible resistance. 3.3.1...

  • Page 13: Installation Scheme With A Storage Cylinder And Two Fresh Water Stations

    Regumaq X-25 Technical description 3.3.2 Installation scheme with a storage cylinder and two fresh water stations DN 25 DN 25 DN 25 DN 32 DN 32 DN 32 DN 32 Installation scheme with a storage cylinder and two fresh water stations Fig.

  • Page 14: Technical Data

    400/625/240 mm (Austrian standard) H5195-1, fluid category ≤ Pipe distance (primary) 100 mm 3 according to DIN EN connections 1717, (see Oventrop in- formation sheet on corro- Pipe distance (secondary) 250 mm sion protection in the connections appendix) Centre distance - Wall...

  • Page 15: Dimensions In Mm

    IP 21 / DIN EN 60529 Protection class Contamination degree Controller dimensions 183 x 203 x 54 mm Fig. 5: Dimensions Regumaq X-25 with upper shell 3.5.1.2 Lower shell with product assembly Fig. 6: Dimensions Regumaq X-25 lower shell with product assembly...

  • Page 16: Fig. 7: Dimensions Regumaq X-25 Side View

    Regumaq X-25 Technical description 3.5.1.3 Side view Fig. 7: Dimensions Regumaq X-25 side view 3.5.1.4 Wall bracket Fig. 8: Dimensions Regumaq X-25 wall bracket 1000083148 10227810 001 02...

  • Page 17: Terminal Assignment Of The Controller

    Regumaq X-25 Technical description Terminal assignment of the controller IP 22 – 240 V Paul-Oventrop-Straße 1 50-60 Hz D-59939 Olsberg R1|1 (1) A 240 V~ X-25 VN: 1.0 L' PE N Sensors Sika LIN-Bus PE N R1 PE N L' PE N PE N L Fig.

  • Page 18: Accessories And Spare Parts

    Do not store together with ag- our website. influences gressive media Go to the website www.oventrop.com. Open the search by clicking on the magnifying glass symbol Enter the item no. of your product into the search field. Confirm the entry with “Enter” or by clicking on the magnifying glas Select your product.

  • Page 19: Mounting

    Regumaq X-25 Mounting 6. Mounting NOTICE Damage to property due to overpressure in the system! Notes on mounting The safety valve only protects the potable water circuit within the fresh water station. The fresh water station should not be considered...

  • Page 20: Fig. 10: Removal Of The Upper Shell

    Regumaq X-25 Mounting 6.2.2 Mounting Drill the corresponding holes (ø 8 mm) and insert the dowels. Pull the product out of the box. Screw the wall bracket onto the wall with two Lift off the upper shell. 10x60 mm screws and washers (supplied).

  • Page 21: Piping

    We recommend the installation of a strainer in the storage cylinder circuit supply. • If necessary, mount another potable water filter (TF) (Oventrop accessory) as close as possible to the cold water connection of the station. • If a circulation pipe is used, install a strainer...

  • Page 22: Protective Equipotential Bonding/Earthing

    Regumaq X-25 Mounting Protective equipotential bonding/ earthing Increased safety against electrical hazards Protective equipotential bonding establishes a connection with good electrical conductivity be- tween conductive bodies of electrical equipment and the main equipotential bonding bar (main earthing bar) of the building. (According to DIN VDE 0100, bodies are touchable conductive parts which, in contrast to the “active parts”...

  • Page 23: Commissioning

    Regumaq X-25 Commissioning Commissioning Filling and venting of the storage cylinder circuit Fig. 17: Equipotential bonding Fig. 18: Filling and venting of the storage cylinder Connect the earthing clamps to a suitable equipotential circuit bonding bar in the building using an equipotential...

  • Page 24: Filling And Venting Of The Potable Water Circuit

    Regumaq X-25 Commissioning Filling and venting of the potable NOTICE water circuit Risk of damage due to pressure surge! The abrupt filling of the station can lead to damage, e.g. to the sensors or sealing points. Always open and close ball valves slowly.

  • Page 25: Electrical Connection

    Regumaq X-25 Commissioning 7.3.1 Power supply through the pre- NOTICE assembled mains connection cable Risk of damage due to pressure surge! The abrupt filling of the station can lead to damage, Earthed socket e.g. to the sensors or sealing points.

  • Page 26: Fig. 20: Removal Of The Controller From The Lower Shell

    Regumaq X-25 Commissioning Disconnection of the power supply Make sure that the product can be disconnected from the power supply at any time. Install a switch that is accessible at all times. It must be possible to disconnect the product...

  • Page 27: Configuration Of The Circulation Function (Optional)

    Regumaq X-25 Commissioning 7.3.3 Configuration of the circulation function Loosen the screw (position in Fig. 22 on page 26) and put it aside. (optional) Slide the connection panel cover (position in Fig. 22 on page 26) upwards until it audibly clicks into place.

  • Page 28: Extension Of The Maximum Adjustable Temperature

    Regumaq X-25 Commissioning Set the DIP switches 1 and 2 to “OFF”. Set the DIP switches 1 and 2 to “ON”. 1 2 3 4 1 2 3 4 Fig. 25: Circulation deactivated Fig. 28: Thermally controlled circulation 7.3.3.3 Activation of the circulation on request 7.3.4...

  • Page 29: Handover To The Operator

    Regumaq X-25 Commissioning 7.3.4.1 Medium temperature up to 60 °C Set DIP switch 4 to “OFF”. 1 2 3 4 Fig. 29: Hot water temperature up to 60°C (default) 7.3.4.2 Medium temperature up to 75 °C Set DIP switch 4 to “ON”.

  • Page 30: Operation

    Regumaq X-25 Operation 8. Operation CAUTION Risk of scalding due to excessively hot potable Displays and control elements water at the draw-off points! Due to setting or defect of the controller, the hot water temperature at the draw-off points can rise up to the heating water temperature in the buffer storage cylinder.

  • Page 31: Blocking Protection

    Regumaq X-25 Operation Blocking protection CAUTION Risk of scalding due to excessively hot potable Blocking protection water at the draw-off points! The blocking protection is used to prevent the In emergency mode, the primary pump pumps primary pump from seizing up after long periods water from the storage cylinder through the heat of standstill.

  • Page 32: Troubleshooting

    This can be the result of a heat exchanger to the potable water quality heat exchanger that is unsuitable for (see Oventrop information sheet on corrosion Pressure increase in the storage the potable water quality. protection in the appendix).

  • Page 33: Displays And Error Messages

    Regumaq X-25 Troubleshooting MALFUNCTION CAUSE REMEDY The discharge capacity at the The heat exchanger is heavily calci- Decalcify the potable water side of the heat ex- draw-off points is too low. fied. changer. The cold water pressure is too low Check the setting of the pressure reducer.

  • Page 34: Decalcification Of The Heat Exchanger

    Regumaq X-25 Troubleshooting Decalcification of the heat potable water (cold and hot) (positions Fig. 2 on page 11). exchanger Connect one flushing hose each to the fill and drain If you notice during operation of the system that the ball valves for potable water (cold and hot) (positions potable water is no longer heated to to the required in Fig.

  • Page 35: Cleaning Of The Heat Exchanger (Storage Cylinder Circuit Side)

    Regumaq X-25 Troubleshooting 9.4.2 Cleaning of the heat exchanger (storage NOTICE cylinder circuit side) Risk of damage due to pressure surge! A loss of performance may also be due to contamination The abrupt injection of water into the station can of the storage cylinder circuit.

  • Page 36: Decalcification Of The Removed Heat Exchanger

    Regumaq X-25 Troubleshooting 9.4.3 Decalcification of the removed heat exchanger CAUTION Risk of scalding due to hot media! If the station was in operation, there is a risk of scalding due to unintentional escape of hot water or water vapour.

  • Page 37: Cleaning Of The Volume Flow Sensor

    Regumaq X-25 Troubleshooting Cleaning of the volume flow sensor 9.5.1 Required tools • If no hot potable water can be added at the draw-off 12, 37 and 38 mm open-end spanner points, there is an operational fault. As listed in the •...

  • Page 38: Fig. 35: Cleaning Of The Measuring Turbine

    Regumaq X-25 Troubleshooting Direct the flowing water through the fitting in the opposite direction to the flow direction (from the direction of position in the direction of position Fig. 35 on page 38). A water hose with an appropriate spray nozzle is particularly suitable for this purpose.

  • Page 39: Fig. 37: Loosening Of The Measuring Turbine

    Regumaq X-25 Troubleshooting moved freely. fitting in the reverse direction of removal. Insert the circlip (position in Fig. 36 on page 38). Install the fitting in the reverse order of removal. Install the volume flow sensor for potable water circuit (position in Fig.

  • Page 40: Maintenance

    Regumaq X-25 Maintenance 10. Maintenance 10.1.3 Functional check of the safety valves (potable water circuit) CAUTION Check the function of the safety valves at six-month Risk of scalding due to hot media! intervals in accordance with DIN EN 806-5. If the station was in operation, there is a risk of 10.1.4 Water sampling...

  • Page 41: Notes For The Operator

    Regumaq X-25 Notes for the operator filter installed in the cold water inlet of the station. CAUTION Replace the filter insert annually with a new one (item Risk of scalding due to excessively hot potable no. 6125101). water at the draw-off points! Due to setting or defect of the controller, the hot 11.

  • Page 42: Dismantling And Disposal

    Regumaq X-25 Dismantling and disposal 12. Dismantling and disposal 12.2 Disposal Directive 2012/19/EU WEEE: End of service life • The “crossed-out wheeled bin” symbolises When the fresh water station reaches the end of that you are legally obliged to dispose of...
  • Page 43 Installation scheme with a storage cylinder and two fresh water stations ......13 Fig. 5: Dimensions Regumaq X-25 with upper shell ................15 Fig. 6: Dimensions Regumaq X-25 lower shell with product assembly ..........15 Fig. 7: Dimensions Regumaq X-25 side view ..................16 Fig. 8: Dimensions Regumaq X-25 wall bracket...................

  • Page 44: List Of Figures

    Regumaq X-25 List of figures Fig. 43: Storage cylinder circuit return temperature - heating of potable water to 45 °C....46 Fig. 44: Storage cylinder circuit volume flow - heating of potable water to 50 °C ........47 Fig. 45: Storage cylinder circuit return temperature - heating of potable water to 50 °C .....47 Fig.

  • Page 45: Appendix

    Regumaq X-25 Appendix 14. Appendix 14.1 Characteristic line for Wilo circulation pump H / m ∆p / kPa Q / m³/h Fig. 39: Characteristic line for Wilo circulation pump (storage cylinder circuit) Pressure loss during hot potable water separartion - Storage cylinder circuit -...

  • Page 46: Characteristic Line For Hot Potable Water Preparation

    Regumaq X-25 Appendix 14.2 Characteristic line for hot potable water preparation 14.2.1 Heating of potable water from 10 °C to 45 °C Performance data according to SPF test procedure. Volume flow storage cylinder circuit at different flow temperatures - Heating of potable water from 10 °C to 45 °C - 65°C...

  • Page 47: Heating Of Potable Water From 10 °C To 50 °C

    Regumaq X-25 Appendix 14.2.2 Heating of potable water from 10 °C to 50 °C Performance data according to SPF test procedure. Volume flow storage cylinder circuit at different flow temperatures - Heating of potable water from 10 °C to 50 °C - 60°C...

  • Page 48: Heating Of Potable Water From 10 °C To 55 °C

    Regumaq X-25 Appendix 14.2.3 Heating of potable water from 10 °C to 55 °C Performance data according to SPF test procedure. Volume flow storage cylinder circuit at different flow temperatures - Heating of potable water from 10 °C to 55 °C - 85°C...

  • Page 49: Heating Of Potable Water From 10 °C To 60 °C

    Regumaq X-25 Appendix 14.2.4 Heating of potable water from 10 °C to 60 °C Performance data according to SPF test procedure. Volume flow storage cylinder circuit at different flow temperatures - Heating of potable water from 10 °C to 60 °C - 60°C...

  • Page 50: Heating Of Potable Water From 10 °C To 65 °C

    Regumaq X-25 Appendix 14.2.5 Heating of potable water from 10 °C to 65 °C Performance data according to SPF test procedure. Volume flow storage cylinder circuit at different flow temperatures - Heating of potable water from 10 °C to 65 °C - 70°C...

  • Page 51: Heating Of Potable Water From 10 °C To 70 °C

    Regumaq X-25 Appendix 14.2.6 Heating of potable water from 10 °C to 70 °C Performance data according to SPF test procedure. Volume flow storage cylinder circuit at different flow temperatures - Heating of potable water from 10 °C to 70 °C - 80°C...

  • Page 52: Heating Of Potable Water From 10 °C To 75 °C

    Regumaq X-25 Appendix 14.2.7 Heating of potable water from 10 °C to 75 °C Performance data according to SPF test procedure. Volume flow storage cylinder circuit at different flow temperatures - Heating of potable water from 10 °C to 75 °C - 90°C...

  • Page 53: Eu Declaration Of Conformity

    Regumaq X-25 EU Declaration of conformity 15. EU Declaration of conformity 1000083148 10227810 001 02...

  • Page 54: Water Quality Requirements

    Fresh water station Regumaq X-25 Notes on corrosion protection The materials used in the Oventrop fresh water and The following table contains limit values of potable water dwelling stations are selected and processed in constituents when using heat exchangers with different accordance with strict quality specifications.
  • Page 55 Special notes for corrosion protection NOTICE High media temperatures (>60 °C) increase the risk of corrosion! Do not set the hot water temperature and the flow temperature of the heating water higher than necessary. NOTICE Long stagnation periods increase the risk of corrosion! Flush the system manually or automatically on a regular basis if longer stagnation periods are to be expected all the time (VDI/DVGW 6023).

  • Page 56: Handover Report

    Fresh water station Regumaq X-25 Handover report Date: Installation location address / building Address operator Address installation company Serial number Regumaq X-25 Give reasons for items that have not Tick as appropriate or en- Remarks / Settings ter value/number been carried out or for items that have...
  • Page 57 Give reasons for items that have not Tick as appropriate or en- Remarks / Settings ter value/number been carried out or for items that have been answered with No in the Remarks field! Controller settings Which potable water temperature 75 °C, has been set? Has the circulation been activated ¨...

  • Page 58: Maintenance Report

    Fresh water station Regumaq X-25 Maintenance report Date: Installation location address / building Address operator Address installation company Serial number Regumaq X-25 Give reasons for items that have not Tick as appropriate or en- Remarks / Settings ter value/number been carried out or for items that have...
  • Page 59 Has the heat exchanger been ¨ ¨ checked for external leaks? Has a functional test been carried out to verify performance (see oper- ¨ ¨ ating instructions for functional con- trol)? Have all ball valves been checked for ¨ ¨ free movement? Have any strainers installed on site ¨...
  • Page 60 Instruction/Handover The installer has informed the operator about the maintenance work carried out. ¨ ¨ The installer has informed the operator about possible modifications and repair work. ¨ The installer has handed over the necessary documents to the operator. Information on the intended operation of potable water installations: - Stagnation must be avoided, regular potable water exchange must be ensured - TPWH >= 60 °C must be maintained at the hot water outlet - The circulation system must be designed in such a way that the potable water temperature does not fall below the station...
  • Page 64 Oventrop GmbH & Co. KG · Paul-Oventrop-Str. 1 · 59939 Olsberg Tel. +49 2962 820 · Fax +49 2962 82400 · mail@oventrop.com · www.oventrop.com...