oventrop Regudis W-HTE Operating Instructions Manual Download

Page: 68 / 68

134403082

V09

.03.2022

Oventrop GmbH & Co. KG

· Paul-Oventrop-Str. 1 · 59939 Olsberg

Tel. +49 2962 820 · Fax +49 2962 82400 · [email protected] · www.oventrop.com

Summary of Contents for Regudis W-HTE

Page 1: ...Regudis W HTE Produktabbildung Operating instructions EN ...

Page 2: ......

Page 3: ...sk of injury due to weight of the product 9 2 6 9 Risk of injury from improper work 9 2 6 10 Damage to property due to unsuitable location 9 2 6 11 Availability of the operating instructions 10 3 Technical description 11 3 1 Design 11 3 2 Functional description 11 3 3 System example with cabinet 12 3 4 Actuator with integrated potable water temperature control 13 3 4 1 Service mode 13 3 5 Installa...

Page 4: ...circulation pump if available 32 6 9 4 Electrical connection of the station 32 7 Commissioning 32 7 1 Filling and venting of the heating circuit 32 7 2 Filling of the potable water circuit 33 7 3 Venting of the circulation pipe if available 34 7 4 Setting of the ball valves and valves for operation 34 7 5 Setting of the hot water temperature 35 7 5 1 Sliding hot water temperature control 36 7 6 Se...

Page 5: ...nella prevention 46 11 Removal and disposal 47 11 1 Removal 47 11 1 1 Disconnection of the station from the power supply 47 11 1 2 Removal of the station 47 11 2 Disposal 48 12 Appendix 48 12 1 Characteristic line for heating mode 48 12 2 Characteristic lines for potable water mode 49 12 3 Characteristic lines for performance range 1 51 12 4 Characteristic lines for performance range 2 54 12 5 Cha...

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Page 7: ...tructions Fixing material Seal set 1 4 Contact OVENTROP GmbH Co KG Paul Oventrop Straße 1 59939 Olsberg GERMANY www oventrop com Technical service Phone 49 0 29 62 82 234 1 5 Symbols used Highlights important information and further additions f Action required List 1 2 Fixed order Steps 1 to X Z Result of action 2 Safety related information 2 1 Normative directives Observe the legal framework cond...

Page 8: ...rty if not avoided 2 5 Safety devices 2 5 1 Automatic closing mechanism for the control valve Fig 2 Control valve closes in case of power failure If the power supply is interrupted 230 V failure then the control valve closes permanently to completely cut off the heating water supply to the heat exchanger This excludes the possibility of uncontrolled heating of the potable water 2 6 Safety notes We...

Page 9: ...DIN EN 806 and DIN 1988 due to high heating water temperature in the buffer storage cylinder you must install scald protection at all draw off points If the heating water temperature in the buffer storage cylinder is low resulting in a low hot water temperature without risk of scalding at the draw off points you must instruct the system operator to ensure the low heating water temperature in the b...

Page 10: ... with this product must have read and apply this manual and all applicable instructions e g accessories instructions The instructions must be available at the place of use of the product Pass on these instructions and all applicable instructions e g accessories instructions to the operator 10 134403082 V09 03 2022 ...

Page 11: ...imary circuit 8 Connection for the derivative temperature control set 9 Filter insert in the primary supply 10 Connection in the primary supply for the temperature sensor of the heat meter 11 Spacer for heat meter 12 Zone valve for heating circuit control 13 Hot water temperature sensor 14 Heat exchanger 15 Control valve with integrated differential pressure and volume flow control 16 Vent valve i...

Page 12: ...w sensor and the temperature sensor is passed on to the actuator by the electronic control The actuator opens and closes the control valve 15 Depending on the position of the control valve more or less hot heating water flows from the primary supply into the heat exchanger as required In addition the control valve keeps the necessary differential pressure in the system constant The heat output tra...

Page 13: ...table water temperature control 1 Two pole plug power supply 2 Three pole socket volume flow sensor 3 Two pole socket hot water temperature sensor 4 Indicator light LED 5 Error reset index only for specialist tradespeople 6 Service mode index only for specialist tradespeople 7 Rotary knob for hot water temperature error reset and service mode 8 Temperature scale for hot water temperature in C here...

Page 14: ...1 Radiator heating circuit 2 Dwelling station 3 Ball valves 4 Surface heating heating circuit 5 Flow temperature control module for the surface heating system 6 Primary return 7 Primary supply 8 Cold water inlet 9 Pump group 10 Buffer storage cylinder 11 Heat generator 12 Circulation circuit 13 Hot water 14 Cold water 14 134403082 V09 03 2022 ...

Page 15: ...heet on corrosion protection in the appendix Min differential pressure 150 mbar Max differential pressure 2 0 bar Min flow temperature See charts in the appendix Heating circuit radiators Fluid As in the primary circuit Max volume flow 600 l h Differential pressure control 150 mbar Potable water circuit Fluid Potable water see Oventrop information sheet on corrosion protection in the appendix NOTI...

Page 16: ... for meters 6 and 11 in Fig 3 on page 11 30 Nm Temperature sensor 13 in Fig 3 on page 11 15 Nm Volume flow sensor 5 in Fig 3 on page 11 15 Nm Filter insert 9 in Fig 3 on page 11 15 Nm Drain valve 7 in Fig 3 on page 11 15 Nm Vent valve 16 in Fig 3 on page 11 15 Nm 110 26 5 26 5 171 65 65 65 65 65 65 130 340 130 600 400 455 Fig 9 Dimensions 16 134403082 V09 03 2022 ...

Page 17: ...t water outlet 2 Heating circuit return 3 Heating circuit supply 4 Primary supply from the buffer storage cylinder 5 Primary return to the buffer storage cylinder 6 Cold water outlet 7 Cold water inlet from the house connection Black Hot water Grey Cold water 17 134403082 V09 03 2022 ...

Page 18: ... for room thermostats and actuators with pump logic e g 1400983 Distributor collector e g 1405362 Actuator e g 1012452 4 2 Spare parts Designation Item no Heat exchanger copper brazed Performance range 1 1344083 Performance range 2 1344084 Performance range 3 1344085 Heat exchanger copper brazed Sealix protective layer Performance range 1 1344093 Performance range 2 1344094 Performance range 3 134...

Page 19: ...erature control 2 Power pack 100 240 V 50 60 Hz in connection box 3 Volume flow sensor in a housing 4 Sealing rings 5 pieces for junctions G 5 Sealing rings 5 pieces for junctions G 1 6 Temperature sensor 7 Heat exchanger 8 Control valve with integrated differential pressure and volume flow control 19 134403082 V09 03 2022 ...

Page 20: ...ion module The ball valve connection set for the potable water circulation module item no 1344484 consists of a ball valve for shutting off the circulation pipe which is pre assembled in a bracket for a precise fit 4 6 Potable water circulation module Fig 15 Potable water circulation module The potable water circulation module item no 1344555 provides hot water immediately time controlled even at ...

Page 21: ...s item no 1344551 for connecting a direct heating circuit e g for bathroom radiators when using the flow temperature control module 4 10 Stainless steel spacer Fig 19 Stainless steel spacer Stainless steel spacer item no 1349052 for replacing the plastic spacers for water meters and heat meters 4 11 Front insulation shell Fig 20 Front insulation shell The front insulation shell minimises heat radi...

Page 22: ...flushed and checked for leaks a power cable and an earthing cable are laid to the installation location For the electrical connection observe EN60204 1 chapter 5 3 2 Mount the station in a dry frost free room in which the ambient temperature does not exceed 35 C during operation Always mount the station upright never inclined or lying down The station must always be freely accessible even after in...

Page 23: ...pipe installation it must be mounted during masonry work plastering and screed work Z The ball valve connection set is mounted in the cabinet 6 3 3 Mounting of heating circuit connection fittings for an additional direct heating circuit Only if you use an additional direct heating circuit in combination with a flow temperature control module Observe the separate instructions for the heating circui...

Page 24: ... the distance sleeves 2 to the prepared vertical mounting rails 1 3 Loosely mount the upper distributor 6 in the bracket 3 Position the sealing surface of the connection 12 of the upper distributor 6 at a distance of approx 165 mm from the left hand cabinet wall 4 Screw the vertical mounting rails 1 to the horizontal mounting rails 5 5 Align the upper distributor 6 horizontally 6 Screw the bracket...

Page 25: ...ion 1 2 Fig 26 Alignment and marking of the station 1 Holes 2 Station 1 Have suitable fixing material ready 2 Lift the station 2 onto the ball valve connections and position the station horizontally on the wall 3 Mark the drill holes through the holes 1 of the rear insulation shell and the angled wall bracket 3 and 2 in Fig 3 on page 11 4 Lift the station from the wall 1 2 3 4 Fig 27 Wall attachme...

Page 26: ... to hot media If the station has been in operation there is a risk of scalding due to unintentional escape of hot water or water steam Allow the system to cool down Wear safety goggles CAUTION Risk of burns on hot components Touching hot components can cause burns Wear safety gloves 1 2 3 4 5 6 7 8 Fig 28 Mounting of the heat meter 1 Spacer 2 Plug 3 Drain valve 4 Primary return 5 Primary supply 6 ...

Page 27: ...6 6 Mounting of the water meter The water meter must have the following characteristics Length of body 110 mm Connections G Q3 2 5 m h according to MID directive 2014 32 EU WARNING Risk of injury from pressurised components Media escaping under pressure can cause injuries Only carry out installation work when the system is depressurised For retrofitting an existing system Drain the system or shut ...

Page 28: ...ise the system section Wear safety goggles CAUTION Risk of scalding due to hot media If the station has been in operation there is a risk of scalding due to unintentional escape of hot water or water steam Allow the system to cool down Wear safety goggles CAUTION Risk of burns on hot components Touching hot components can cause burns Wear safety gloves 1 2 3 4 5 6 7 Fig 31 Mounting of the potable ...

Page 29: ...into a container Have a cloth and a container ready to catch any water that escapes 3 Slowly open the vent valve 7 and the drain valve 1 4 When the primary circuit above the drain valve is empty close the drain valve 1 and the vent valve 7 again 5 Unscrew the plug 6 from the connection of the pipe in the primary supply 1 2 3 4 Fig 33 Mounting of the derivative temperature control set 1 Rotating ca...

Page 30: ...od electrical conductivity between 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 of the equipment can only be live as a result of a fault This measure serves to protect against electric shock and is standardised in IEC 60364 4 41...

Page 31: ...Pump for the surface heating system 5 Contact thermostat Observe the separate instructions for the pump actuators and contact thermostat f Connect the pump for the surface heating system 4 the actuators 3 and the contact thermostat 5 to the power supply in the connecting block 1 according to the separate instructions 6 9 3 Electrical connection of the circulation pump if available Observe the sepa...

Page 32: ...unintentional escape of hot water or water steam Check all screw connections during filling and tighten any leaking screw connections 1 2 3 4 5 6 Fig 37 Filling and venting of the heating circuit 1 Drain valve 2 Primary return 3 Primary supply 4 Heating circuit supply 5 Heating circuit return 6 Vent valve NOTICE Risk of damage due to pressure surge The abrupt injection of water into the station ca...

Page 33: ...t 2 Cold water outlet 3 Hot water outlet CAUTION Risk of scalding due to hot media If the heating system has been in operation and the connected buffer storage cylinder is heated there is a risk of scalding due to the unintentional escape of hot water or water steam Check all screw connections during filling and tighten any leaking screw connections NOTICE Risk of damage due to pressure surge The ...

Page 34: ... operation The ball valves 2 under the station must be open vertical The vent valve 4 and the drain valve 1 must be closed f Set the heating system e g pump and shutoff valves for operation of the station 7 5 Setting of the hot water temperature 1 2 Fig 41 Setting of the hot water temperature 1 Actuator with integrated potable water temperature control 2 Rotary knob DANGER Danger to life due to le...

Page 35: ...he possible primary flow temperature from the buffer storage cylinder f Set the temperature on the handwheel 1 of the derivative temperature control set to the desired value 7 7 Setting of the heating circuit temperature if a flow temperature control module is available 1 Fig 43 Setting of the heating circuit temperature 1 Temperature controller Set the heating circuit temperature at the temperatu...

Page 36: ... flows directly into the circulation pipe instead of into the heat exchanger Check the functioning of the check valve of the potable water circulation module see paragraph 9 1 on page 43 Replace a defective check valve With larger draw off quantities the target temperature is no longer reached The heating water temperature is not sufficient for the requested draw off quantity Increase the heating ...

Page 37: ...he water is heated in an uncontrolled manner The service mode is active Set the rotary knob to the desired hot water temperature see section 8 2 on page 37 The control valve is contaminated or blocked Remove the actuator from the control valve Manually push down the valve spindle several times to check that it moves smoothly If the valve spindle is blocked contact the Technical service see paragra...

Page 38: ...ge 6x red Temperature sensor housing The sensor provides incorrect or no measured values 1x orange 7x red Volume flow sensor Implausible volume flow value 1x orange 8x red Setpoint generator Implausible setting 1x orange 9x red Electronics 1x orange 10x red Internal memory EEPROM Memory error red flashing Temperature sensor housing The temperature is outside the recommended ambient temperature see...

Page 39: ... Wear safety goggles Any work on the system may only be carried out by specialist tradespeople CAUTION Risk of scalding due to hot media During some work the station has to remain in operation and there is a risk of scalding due to unintentional escape of hot water or water steam Allow the system to cool down Wear safety goggles CAUTION Risk of burns on hot components Touching hot components can c...

Page 40: ...valve 4 and the pipework 9 Lift the control valve out of the station 10 Loosen the screw connections between the heat exchanger 3 and the pipework 11 Lift the heat exchanger out of the station 12 Clean the heat exchanger with suitable cleaning agent Follow the cleaning agent manufacturer s instructions 13 Lift the cleaned heat exchanger into the station The G 1 connection at the heat exchanger is ...

Page 41: ...e the ball valves 2 in Fig 46 on page 40 in the potable water circuit 2 Open a draw off point to depressurise the potable water circuit 3 When the potable water circuit is depressurised close the draw off point again 1 2 Fig 47 Removal of the volume flow sensor 1 Cap 2 Union nut 4 Unscrew the cap 1 for the circulation connection 5 Loosen the union nuts 2 of the volume flow sensor and remove the vo...

Page 42: ...e ball valves 16 Perform a functional test as described in paragraph 8 4 1 on page 40 Z The volume flow sensor is cleaned 8 5 Cleaning of the filter insert WARNING Risk of injury from pressurised media Media escaping under pressure can cause injuries Only carry out installation work when the system is depressurised For retrofitting an existing system Drain the system or shut off the supply pipes o...

Page 43: ...rised For retrofitting an existing system Drain the system or shut off the supply pipes of the system section and depressurise the system section Wear safety goggles Any work on the system may only be carried out by specialist tradespeople CAUTION Risk of scalding due to hot media During some work the station has to remain in operation and there is a risk of scalding due to unintentional escape of...

Page 44: ...ontrol Check the plug in connections annually for correct seating f Check the electrical components 1 2 3 4 5 connected to the station for integrity and firm seating f Check the cable plug in connections of all components connected to the actuator 7 f Check the tight screw connection of the actuator 7 on the control valve 6 9 4 Performance test of the heat exchanger To exclude calcification and co...

Page 45: ...ure a regular exchange of potable water and to prevent prolonged stagnation of the potable water f After every stagnation period of 72 h or more let the hot and cold water run for a short time at all draw off points in order to exchange the potable water in the pipes Only for systems with circulation pipe f Set the hot water temperature at the actuator to at least 60 C f Make sure that the heating...

Page 46: ...on Z The station can be disposed of separately according to components 11 2 Disposal NOTICE Risk of environmental pollution Incorrect disposal for instance with domestic waste can lead to environmental damage Dispose of the components properly Unless a take back or disposal agreement has been made dispose of the station f Separate all components according to constituent parts f If possible recycle...

Page 47: ...g mode 0 5 10 15 20 25 30 35 40 45 50 460 480 500 520 540 560 580 600 Pressure loss during heating periods for performance ranges 1 to 3 Heating circuit Pressure loss Δp mbar Heating circuit volume flow l h Fig 56 Pressure loss during heating mode 47 134403082 V09 03 2022 ...

Page 48: ... ranges PR 1 to 3 Potable water circuit Pressure loss Δp mbar Hot potable water volume flow l min PR1 PR2 PR3 Fig 57 Pressure loss in the potable water circuit 0 50 100 150 200 250 300 350 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 Pressure loss during hot potable water preparation for performance ranges PR 1 to 3 Primary circuit Pressure loss Δp mbar Primary circuit volume flow l h PR...

Page 49: ...40 45 50 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Pressure loss in the cold water outlet for performance ranges 1 to 3 Cold water volume flow l min Pressure loss Δp mbar Fig 59 Pressure loss in the cold water outlet 49 134403082 V09 03 2022 ...

Page 50: ...eating of potable water from10 C to 45 C Primary circuit volume flow l h Fig 60 Performance range 1 heating of potable water to 45 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 50 C 55 C 60 C 45 C Hot potable water volume flow l min Return temperature primary circuit at different flow temperatures...

Page 51: ...rimary circuit volume flow l h Fig 62 Performance range 1 heating of potable water to 50 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 55 C 60 C 65 C 50 C Hot potable water volume flow l min Return temperature primary circuit at different flow temperatures Heating of potable water from 10 C to 50 C Primary circu...

Page 52: ...lume flow l h Fig 64 Performance range 1 heating of potable water to 55 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 60 C 65 C 70 C 55 C Hot potable water volume flow l min Return temperature primary circuit at different flow temperatures Heating of potable water from 10 C to 55 C Primary circuit...

Page 53: ...circuit volume flow l h Fig 66 Performance range 1 heating of potable water to 60 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 65 C 70 C 75 C 60 C Hot potable water volume flow l min Return temperature primary circuit at different flow temperatures Heating of potable water from 10 C to 60 C Prima...

Page 54: ...tures Heating of potable water from10 C to 45 C Primary circuit volume flow l h Fig 68 Performance range 2 heating of potable water to 45 C 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 50 C 55 C 60 C 45 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Hot potable water volume flow l min Return temperature primary circuit at different flow tempe...

Page 55: ...rimary circuit volume flow l h Fig 70 Performance range 2 heating of potable water to 50 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 55 C 60 C 65 C 50 C Hot potable water volume flow l min Return temperature primary circuit at different flow temperatures Heating of potable water from 10 C to 50 ...

Page 56: ...rimary circuit volume flow l h Fig 72 Performance range 2 heating of potable water to 55 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 60 C 65 C 70 C 55 C Hot potable water volume flow l min Return temperature primary circuit at different flow temperatures Heating of potable water from 10 C to 55 ...

Page 57: ...rimary circuit volume flow l h Fig 74 Performance range 2 heating of potable water to 60 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 65 C 70 C 75 C 60 C Hot potable water volume flow l min Return temperature primary circuit at different flow temperatures Heating of potable water from 10 C to 60 ...

Page 58: ... temperatures Heating of potable water from 10 C to 45 C Primary circuit volume flow l h Fig 76 Performance range 3 heating of potable water to 45 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 50 C 55 C 60 C 45 C Hot potable water volume flow l min Return temperature primary circuit at different f...

Page 59: ...o 50 C Primary circuit volume flow l h Fig 78 Performance range 3 heating of potable water to 50 C 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 55 C 60 C 50 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 65 C Hot potable water volume flow l min Return temperature primary circuit at different flow temperatures Heating of potable water from 10 ...

Page 60: ...o 55 C Primary circuit volume flow l h Fig 80 Performance range 3 heating of potable water to 55 C 60 C 65 C 70 55 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 C Hot potable water volume flow l min Return temperature primary circuit at different flow temperatures Heating of potable water from 10 ...

Page 61: ... h Hot potable water volume flow l min Fig 82 Performance range 3 heating of potable water to 60 C 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 65 C 70 C 75 C 60 C Return temperature primary circuit at different flow temperatures Heating of potable water from 10 C to 60 C Primary circuit return tem...

Page 62: ...p fresh water and dwelling stations are selected and processed in accordance with strict quality specifications The material used for the heat exchanger plates stainless steel 1 4401 has proven its worth in potable water installations over a long time Depending on the water quality especially in case of high chloride concentrations 100 mg l leaks caused by corrosion at the heat exchanger can howev...

Page 63: ... detailed information can be obtained from the DIN EN 12502 standard Flush all supply pipes before installation of the station DIN EN 806 4 to remove any dirt particles and residues from the system During maintenance work on the station please consider that even detergents may encourage corrosion of the heat exchanger In this context observe the DVGW specifications such as the work sheets W291 and...

Page 64: ...Regudis W HTE Appendix 12 7 EU Declaration of conformity 64 134403082 V09 03 2022 ...

Page 65: ...Regudis W HTE 65 134403082 V09 03 2022 ...

Page 66: ...Regudis W HTE 66 134403082 V09 03 2022 ...

Page 67: ......

Page 68: ...134403082 V09 03 2022 Oventrop GmbH Co KG Paul Oventrop Str 1 59939 Olsberg Tel 49 2962 820 Fax 49 2962 82400 mail oventrop com www oventrop com ...

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