oventrop Regumaq X-25 Operating Instructions Manual Download | Manualshive

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Technical description

“Regumaq X-25”

18

138112581-V01.10.2019

3.5.3 Wall bracket

120

225

175

400

625

410

215

Illust. 6: “Regumaq X-25” dimensions in mm (wall bracket)

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Summary of Contents for Regumaq X-25

Page 1: ...Valves controls systems Operating instructions EN Fresh water station Regumaq X 25 ...

Page 2: ......

Page 3: ... of burns due to an uncontrolled escape of hot fluids 8 2 4 7 Risk of burns due to hot components and surfaces 8 2 4 8 Risk of injury due to the weight of the product 8 2 4 9 Risk of injury in case of improper work 8 2 4 10 Damage to property due to an unsuitable installation location 9 2 4 11 Damage to property due to incorrect operation 9 2 4 12 Availability of the operating instructions 9 3 Tec...

Page 4: ... supply cable 30 7 4 Configuration of the circulation function optional 32 7 4 1 Activation of the circulation function 32 7 4 2 Operating mode of the circulation pump 32 7 5 Handover to the user 33 8 Operation 34 8 1 Setting of the nominal hot water temperature 34 8 2 Emergency operation manual operation 34 8 3 Anti lock protection 35 8 4 Displays 35 8 4 1 Error messages on the display 35 8 4 2 C...

Page 5: ...tting 47 12 1 1 Disconnection of the station from the power supply 47 12 1 2 Removal of the station 47 12 2 Disposal 47 13 Illustration index 48 14 Appendix 50 14 1 Characteristic line for Wilo circulation pump 50 14 2 Characteristic lines for potable water heating 51 14 2 1 Heating of potable water from 10 C to 45 C 51 14 2 2 Heating of potable water from 10 C to 50 C 52 14 2 3 Heating of potable...

Page 6: ... any damage caused during transit and for completeness Items included in the delivery Product assembly with controller Fixing material Angled wall bracket 4x ring gaskets Operating instructions 1 4 Contact OVENTROP GmbH Co KG Paul Oventrop Straße 1 59939 Olsberg GERMANY Technical services Telephone 49 0 29 62 82 234 1 5 Declaration of conformity Oventrop GmbH Co KG hereby declares that this produc...

Page 7: ...ind against the manufacturer and or its authorised representatives due to damage caused by incorrect use will not be accepted Observance of the operating instructions is part of com pliance with correct use 2 2 Modifications to the product Modifications to the product are not permitted In the case of modifications to the product the warranty will become void The manufacturer will not accept liabil...

Page 8: ...r 2 4 4 Risk of scalding due to hot water The setting or a defect of the controller may entail a rise in the hot water temperature at the draw off points up to the heating water temperature in the buffer storage cylinder According to DIN EN 806 and DIN 1988 all draw off points must be provided with protection against scalding if there is a risk of scalding due to high heating water temperatures in...

Page 9: ...sure that the product is not exposed to any sourc es of strong electromagnetic radiation 2 4 11 Damage to property due to incorrect operation f f Do not close the secondary ball valves during oper ation 2 4 12 Availability of the operating instructions These operating instructions and all other relevant documents e g operating instructions of accessories must be read and applied by any person work...

Page 10: ...Technical description Regumaq X 25 10 138112581 V01 10 2019 3 Technical description 3 1 Construction 3 2 4 7 6 5 15 8 1 9 10 11 12 13 14 18 17 19 16 Illust 1 Regumaq X 25 ...

Page 11: ...table hot water 8 Wall bracket 9 Isolating ball valve for potable cold water 10 Safety valve for potable water circuit 10 bar 11 Connection for circulation pipe 12 Temperature sensor for potable cold water circulation S3 13 Storage cylinder circuit circulation pump 14 Controller 15 Non return check valve in storage cylinder circuit 16 Isolating ball valve for storage cylinder circuit return 17 Fil...

Page 12: ...emperature of 75 C the hot potable water discharge capacity can vary between 1 and 25 l min This is provided by means of the con troller regulating the circulation pump to a variable speed in order to feed heating water from the con nected buffer storage cylinder to the heat exchanger as needed The controller calculates the pump speed necessary to achieve the desired potable water temper ature on ...

Page 13: ...rom R non return check valve 5 Aquanova Magnum water filter Storage cylinder circuit supply Storage cylinder circuit return Potable cold water PWC Potable hot water PWH Direction of flow When operating several Regumaq X 45 stations in parallel connect the stations to the pipework ac cording to the Tichelmann system to guarantee a constant circulation through the stations with the lowest possible r...

Page 14: ...ction in the appendix Notice Damage to measur ing turbine caused by chemical influences Water treatment additives in high concentrations can damage the measur ing turbine f f Ensure that the permitted limits for potable water are not exceeded Discharge capacity where Δ T 15K 1 25 l min kv value 1 88 m3 h Safety valve 10 bar General temperature range Controller presetting 20 75 C 20 60 C Material V...

Page 15: ... to wall secondary 65 mm Distance between seal ing surfaces Primary to secondary side 565 mm Tightening torques G3 4 collar nuts 45 Nm G1 collar nuts 45 Nm Temperature sensor 15 Nm Flow sensor 15 Nm Controller Inputs 3x Pt1000 temperature sensors 1x Sika flow sensor Outputs 1x solid state relay and 1x PWM output Switching capacity 1 1 A 240 V solid state relay Total switching capac ity 1 A 240 V S...

Page 16: ...Technical description Regumaq X 25 16 138112581 V01 10 2019 3 5 1 Front view 400 250 100 175 80 25 625 565 Illust 4 Regumaq X 25 dimensions in mm front ...

Page 17: ... Regumaq X 25 Technical description 17 138112581 V01 10 2019 3 5 2 Side view 240 105 65 625 Illust 5 Regumaq X 25 dimensions in mm side ...

Page 18: ...Technical description Regumaq X 25 18 138112581 V01 10 2019 3 5 3 Wall bracket 120 225 175 400 625 410 215 Illust 6 Regumaq X 25 dimensions in mm wall bracket ...

Page 19: ... output for a high efficiency pump PWM Control output for a high efficiency pump Flow sensor 10 V Connection for the flow sensor observing the prescribed po larity at the 10 V V and GND terminals Volume flow GND Interface for LIN bus pump 10 V Connection for the LIN bus pump observing the prescribed polarity at the 10 V GND and signal termi nals GND Signal Power supply 100 240 V 50 60 Hz PE Earth ...

Page 20: ...1 Potable water circulation set Accessories Item no Potable water circulation set with pump 1381150 Potable water circulation set without pump 1381152 4 2 Sealing set Accessories Item no Sealing set 5 X G1 1344498 Sealing set 5 X G 3 4 1344497 4 3 Load relay If components such as pumps or electrical immersion heater with a rated current exceeding 1 ampere are connected to the controller this may c...

Page 21: ... DN 25 G 1 F x G 1 F 1120008 4 7 Water filter Aquanova Magnum Illust 11 Aquanova Magnum water ﬁlter Size Connection Item no DN 25 Rp 1 F x Rp 1 F 6120008 DN 32 Rp 1 F x Rp 1 F 6120010 DN 40 Rp 1 F x Rp 1 F 6120012 DN 50 Rp 2 F x Rp 2 F 6120016 DN 20 R M x R M 6122006 DN 25 R 1 M x R 1 M 6122008 DN 32 R 1 M x R 1 M 6122010 Filter insert 6125101 4 8 Grounding clip Accessories Item no Grounding clip ...

Page 22: ...from pressurised compo nents Fluids escaping under pressure may lead to injuries f Only ever carry out installation work when the system is depressurised If refitting an existing system f Drain the system or close the supply pipes of the section of the system and depres surise it CAUTION Risk of injury from heavy station The station is heavy If it falls down it may lead to injuries f Always wear s...

Page 23: ...ing cable are routed to the installation location f Always install the station in a vertical position nev er in an inclined or lying position f The station must always be accessible even after installation f The station should be installed as closely to the buff er storage cylinder as possible The pipe connection must have a nominal diameter of at least DN 20 6 2 Wall attachment of the station 6 2...

Page 24: ...ct assembly on the wall bracket Ensure that the bracket audibly locks into place Ensure the station is seated securely on the bracket 9 Insert the washer into the designated contour in the lower shell 22 Illust 15 Position of the washer 22 Position of the washer 10 Fix the lower shell with the screw with hexagon socket M5 x 20 Tighten the screw until metallic stop This completes the wall attachmen...

Page 25: ...ming and outgoing pipework feature G1 dimensions flat sealing male thread 7 16 9 18 24 Illust 16 Functional description 7 Potable hot water return 9 Potable cold water supply 16 Storage cylinder circuit return 18 Storage cylinder circuit supply 24 Bracket for discharge elbow for water sampling valve ...

Page 26: ... ensure no particles or foreign bodies enter the measuring turbine Install a check valve Position 4 in Illust 3 on page 13 in the potable water hot sup ply position 9 in Illust 16 on page 25 to separate the cold potable water from the water that has already been heated in the station When operating the fresh water station with Oventrop buffer storage cylinders in the Hydrocor HP series be sure to ...

Page 27: ...ial bonding conductor made of copper with a minimum cross sec tion of 6 mm DANGER Danger to life due to electric current Danger to life due to contact with live compo nents f Completely disconnect the product from the power supply f Check that no voltage is present f Secure the product against switching back on f The product may only be installed in dry indoor areas Since the circulation pump cann...

Page 28: ...ure surge Sudden filling of the station can cause dam age for instance to the sensors or sealing points f Always open and close ball valves slowly 1 Open the isolating ball valve for the storage cylinder circuit supply slowly see position 18 in Illust 20 and in Illust 1 on page 10 2 Unscrew the cap of the fill and drain ball valve for the storage cylinder circuit return see position 6 in Illust 20...

Page 29: ...ion 7 in Illust 21 and in Illust 1 on page 10 2 Open the isolating ball valve for potable cold water slowly see position 9 in Illust 21 and in Illust 1 on page 10 3 Carry out a draw off operation During draw off operation any remaining air in the potable water circuit is drained via the draw off point f If noises persist within the potable water cir cuit as a result of airlocks open the fill and d...

Page 30: ...the housing take suitable equipotential bonding mea sures Touch a grounded component such as a tap or radiator It must be possible to disconnect the product from the mains at any time f Install a switch that can be accessed at any time The product must be capable of being disconnected entirely from the mains via an additional device with an isolating distance of least 3 mm and or with a disconnect...

Page 31: ...ust 24 6 Guide the power line through the designated open ing in the cover 7 Establish the electrical connections according to the terminal allocation see Illust 7 on page 19 8 Secure the power line in place with a suitable cable tie to relieve tension 9 Close the supply pipe cover and connection panel cover 10 Tighten the screw 11 Put the controller back from the installation position to the oper...

Page 32: ...n of the circulation function Observe the position of the DIP panel in Illust 26 7 4 1 1 Deactivation of the circulation The circulation function is deactivated at the factory see Illust 27 f Set DIP switch 1 to OFF 1 2 3 4 Illust 27 Deactivated circulation 7 4 1 2 Activation of the circulation f Set DIP switch 1 to ON 1 2 3 4 Illust 28 Activated circulation 7 4 2 Operating mode of the circulation...

Page 33: ...heating water tempera tures in the buffer storage cylinder f If you do not apply scalding protection to all draw off points reduce the temperature of the storage cylinder circuit so far that the temperature in the storage cylinder and therefore the potable water temperature cannot pose any risk of scalding f Instruct the user of the system to ensure the storage cylinder temperature remains low all...

Page 34: ...ovided with pro tection against scalding if there is a risk of scalding due to high heating water tempera tures in the buffer storage cylinder f If you do not apply scalding protection to all draw off points reduce the temperature of the storage cylinder circuit so far that the temperature in the storage cylinder and therefore the potable water temperature cannot pose any risk of scalding f Instru...

Page 35: ...ICE Damage to electronic components due to electrostatic discharge f Before touching the inside of the housing take suitable equipotential bonding mea sures Touch a grounded component such as a tap or radiator 1 2 3 4 Illust 34 Emergency operation 8 3 Anti lock protection The anti lock protection serves to prevent the primary pump from seizing up after extended periods of down time 24 hours after ...

Page 36: ...electrostatic discharge f Before touching the inside of the housing take suitable equipotential bonding mea sures Touch a grounded component such as a tap or radiator 1 Completely disconnect the controller all poles from the power supply 2 Remove the screw see position 2 in Illust 24 and put it to one side 3 Slide the connection panel cover see position 1 in Illust 24 upwards until it audibly lock...

Page 37: ...e storage cylinder circuit for correct position function and open position The circulation pump in the storage cylinder circuit is defective no pump operation for drawing off hot water Replace the circulation pump in the storage cylinder circuit The hot water temperature drops at the draw off point s The heating water temperature in the buffer storage cylinder is too low Increase the buffer storag...

Page 38: ... exchanger due to corrosion This may be due to the heat exchanger not being suitable for the potable water quality Replace the heat exchanger The brazing material used for the new heat exchanger has to match the po table water quality see information sheet Important advice regarding corrosion protection in appendix The discharge capacity is too low at the draw off points The heat exchanger is seve...

Page 39: ...e to the sensors or sealing points f Always open and close ball valves slowly 1 Completely disconnect the controller all poles from the power supply 2 Close the isolating ball valve for potable hot water position 7 in Illust 1 on page 10 3 Close the isolating ball valve for potable cold water position 9 in Illust 1 on page 10 4 Close the isolating ball valve for the storage cylinder circuit return...

Page 40: ... hot components Any unprotected contact with hot components may lead to burns f Wear safety gloves 1 Completely disconnect the controller all poles from the power supply 2 Close the isolating ball valve for potable hot water position 7 in Illust 1 on page 10 3 Close the isolating ball valve for potable cold water position 9 in Illust 1 on page 10 4 Close the isolating ball valve for the storage cy...

Page 41: ... a draining hose to each of the fill and drain ball valves positions 17 and 19 in Illust 1 on page 10 8 Open the fill and drain ball valves to empty the pipes and the heat exchanger 9 Loosen all four collar nuts from the heat exchanger using SW 32 and 38 spanners 10 Carefully remove the heat exchanger and lay it on an even surface with the connections facing up Only use anti liming agents that hav...

Page 42: ... cold water circulation S3 17 Fill and drain ball valve for potable hot water 9 4 1 Required tools 24 37 and 38 mm spanner Fuse tongs J2 e g EAN 4003773048534 9 4 2 Cleaning of the measuring turbine CAUTION Risk of scalding due to hot fluids If the station has been in operation there is a risk of scalding due to the unintentional dis charge of hot water or steam f Allow the system to cool down f W...

Page 43: ...eaning can lead to irrepa rable damage due to overheating f Clean the measuring turbine with running water only 14 Clean the sleeve with measuring turbine Remove any residue such as hemp remains with running water Direct the flowing water through the system com ponent in the opposite direction to the flow from position 20 to position 21 in Fig Illust 37 This is where a water hose with an appropria...

Page 44: ...once it has been removed the sleeve with measuring turbine must be replaced 9 4 2 2 Installation of the measuring turbine Once removed the flat seals cannot be reused Use new seals for reassembly see 4 2 Sealing set auf Seite 20 Illust 40 Installation of the measuring turbine Illust 41 Correct positioning of the measuring turbine 1 Reinstall the sleeve with measuring turbine back in the system com...

Page 45: ...eplaced 10 1 3 Functional check of the safety valves potable water circuit Check the function of the safety valves at six month intervals in accordance with DIN EN 806 5 10 1 4 Water sampling If required by law for your application environment take samples from the potable water circuit in your installa tion at the prescribed intervals This involves connecting a water sampling valve PV see Illust ...

Page 46: ...ure at the draw off points you can increase the nominal potable water temperature using the button in intervals of 5 C for exam ple An increase of the hot water temperature always means an increase of the energy consumption and a reduction of the hot water temperature always means a reduction of the energy consumption CAUTION Risk of scalding due to excessively hot po table water at the draw off p...

Page 47: ...der pressure may lead to injuries f Before starting work make sure that the system is depressurised f Wear safety goggles CAUTION Risk of scalding due to hot fluids If the system has been in operation there is a risk of scalding due to the unintentional dis charge of hot water or steam f Allow the system to cool down f Wear safety goggles CAUTION Risk of burns due to hot components Any unprotected...

Page 48: ...stallation position 31 Illust 24 Opening the controller 31 Illust 25 Cable channels of the lower shell 31 Illust 26 Fuse holder and DIP panel 32 Illust 27 Deactivated circulation 32 Illust 28 Activated circulation 32 Illust 29 24 hour circulation operation 32 Illust 30 Thermally regulated circulation 33 Illust 31 Hot water temperature up to 60 C standard 33 Illust 32 Hot water temperature up to 75...

Page 49: ...54 Illust 52 Storage cylinder circuit return temperature potable water heating to 60 C 54 Illust 53 Storage cylinder circuit volume flow potable water heating to 65 C 55 Illust 54 Storage cylinder circuit return temperature potable water heating to 65 C 55 Illust 55 Storage cylinder circuit volume flow potable water heating to 70 C 56 Illust 56 Storage cylinder circuit return temperature potable w...

Page 50: ...00 600 800 1000 1200 1400 1600 1800 2000 Pressure loss during hot potable water separartion Storage cylinder circuit Pressure loss Δp mbar Storage cylinder circuit Volume ﬂow l h Illust 43 Characteristic line pressure loss during hot potable water preparation storage cylinder circuit 0 500 1000 1500 0 5 10 15 20 25 30 35 40 Pressure loss during hot potable water separartion Potable water circuit P...

Page 51: ... potable water from 10 C to 45 C Hot potable water volume ﬂow l min Storage cylinder circuit Volume ﬂow l min Storage cylinder circuit Volume ﬂow l h Illust 45 Storage cylinder circuit volume flow potable water heating to 45 C 45 C 50 C 55 C 60 C 65 C 70 C 75 C 80 C 85 C 90 C 10 15 20 25 30 35 0 5 10 15 20 25 30 35 40 45 Return temperature storage cylinder circuit at different ﬂow temperatures Hea...

Page 52: ... 50 C Hot potable water volume ﬂow l min Storage cylinder circuit Volume ﬂow l min Storage cylinder circuit Volume ﬂow l h Illust 47 Storage cylinder circuit volume flow potable water heating to 50 C 50 C 55 C 60 C 65 C 70 C 75 C 80 C 85 C 90 C 10 15 20 25 30 35 0 5 10 15 20 25 30 35 40 45 Return temperature storage cylinder circuit at different ﬂow temperatures Heating of potable water from 10 C ...

Page 53: ...o 55 C Hot potable water volume ﬂow l min Storage cylinder circuit Volume ﬂow l min Storage cylinder circuit Volume ﬂow l h Illust 49 Storage cylinder circuit volume flow potable water heating to 55 C 55 C 60 C 65 C 70 C 75 C 80 C 85 C 90 C 10 15 20 25 30 35 0 5 10 15 20 25 30 35 40 45 Return temperature storage cylinder circuit at different ﬂow temperatures Heating of potable water from 10 C to 5...

Page 54: ... 60 C Hot potable water volume ﬂow l min Storage cylinder circuit Volume ﬂow l min Storage cylinder circuit Volume ﬂow l h Illust 51 Storage cylinder circuit volume flow potable water heating to 60 C 60 C 65 C 70 C 75 C 80 C 85 C 90 C 10 15 20 25 30 35 0 5 10 15 20 25 30 35 40 45 Return temperature storage cylinder circuit at different ﬂow temperatures Heating of potable water from 10 C to 60 C Ho...

Page 55: ...o 65 C Hot potable water volume ﬂow l min Storage cylinder circuit Volume ﬂow l min Storage cylinder circuit Volume ﬂow l h Illust 53 Storage cylinder circuit volume flow potable water heating to 65 C 65 C 70 C 75 C 80 C 85 C 90 C 10 15 20 25 30 35 0 5 10 15 20 25 30 35 40 45 Return temperature storage cylinder circuit at different ﬂow temperatures Heating of potable water from 10 C to 65 C Hot po...

Page 56: ... 70 C Hot potable water volume ﬂow l min Storage cylinder circuit Volume ﬂow l min Storage cylinder circuit Volume ﬂow l h Illust 55 Storage cylinder circuit volume flow potable water heating to 70 C 70 C 75 C 80 C 85 C 90 C 10 15 20 25 30 35 0 5 10 15 20 25 30 35 40 45 Return temperature storage cylinder circuit at different ﬂow temperatures Heating of potable water from 10 C to 70 C Hot potable ...

Page 57: ...o 75 C Hot potable water volume ﬂow l min Storage cylinder circuit Volume ﬂow l min Storage cylinder circuit Volume ﬂow l h Illust 57 Storage cylinder circuit volume flow potable water heating to 75 C 75 C 80 C 85 C 90 C 10 15 20 25 30 35 0 5 10 15 20 25 30 35 40 45 Return temperature storage cylinder circuit at different ﬂow temperatures Heating of potable water from 10 C to 75 C Hot potable wate...

Page 58: ...Appendix Regumaq X 25 58 138112581 V01 10 2019 14 3 EU Declaration of conformity ...

Page 59: ...in accor dance with strict quality specifications The plate mate rial stainless steel 1 4401 used in the heat exchanger has proven its durability in potable water applications Despite this depending on the water quality and in particular in the case of high chloride concentrations 100 mg l it is possible that corrosion may cause leakages from the heat exchangers It is therefore very important for ...

Page 60: ...rectly it can increase the risk of corrosion For mixed installations the so called flow rule must be observed when using copper brazed heat exchangers in conjunction with galvanised steel pipes Further information in this regard is provided in DIN EN 12502 Flush all of the station s pipework before installation DIN EN 806 4 to remove any dirt particles and residues from the system When performing ...

Page 61: ...the pota ble water supply PWC 5 Was an additional safety valve with ade quate dimensions installed in the potable water circuit 6 System pressure on the potable water side bar 7 Was an expansion tank installed in the potable water circuit 8 System pressure on the storage cylinder side bar 9 Was the storage cylinder side bled 10 Was the functionality of the bleeder s checked 11 Performance type and...

Page 62: ... operating instructions Instruction Handover The installer is responsible for briefing the user on the functions and intended use of the fresh water station The installer is responsible for pointing out the correct operation of potable water installations to the user The installer has provided the user with the necessary documents Information on correct operation of potable water systems Stagnatio...

Page 63: ...der side Be sure to compare with the handover report Take a look at the troubleshooting table in the event of deviations bar 6 Performance type and version of the heat generator kW 7 Storage cylinder volume l 8 Which nominal temperature was set on the heat generator for the storage cylinder C Maintenance work 1 Was the station checked for leaks visual inspection 2 Were the electronic components ch...

Page 64: ... functionality 12 Were the controller values com pared with the details in the hando ver report document any deviations in the comments Maintenance work 1 Which potable water temperature was entered C 2 Was circulation activated 2 1 Which mode was activated 3 Is the controller LED lit up green 4 Have additional changes been made to the controller settings Repair work only complete in the event of ...

Page 65: ...lar exchange of the potable water must be ensured TPWH must be maintained at 60 C at the hot water outlet The circulation system must be designed in such a way that the potable water temperature does not fall more than 5 K below the station outlet temperature of 60 C TPWC must be maintained at 25 C at the cold water outlet Installer Installation company ____________________________________________...

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Page 68: ...OVENTROP GmbH Co KG Paul Oventrop Straße 1 59939 Olsberg GERMANY www oventrop com 138112581 V01 10 2019 ...

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