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Kronoterm WPG 7 Owner's Manual

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Owner's Manual
for heat pumps water-water, brine-water and
air-water
The instructions for use have to be handed over to the end user.
ENG
Id.: 17-16-19-2972-04 | 6.2018

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Summary of Contents for Kronoterm WPG 7

  • Page 1 Owner’s Manual for heat pumps water-water, brine-water and air-water The instructions for use have to be handed over to the end user. Id.: 17-16-19-2972-04 | 6.2018...
  • Page 2 This document is copyrighted. Any use outside the provisions of the copyright law without the permission of Kronoterm d.o.o. is illegal and punishable by law. All previous versions of this document are void. We reserve the right to make changes and mistakes in print.

  • Page 3: Table Of Contents

    Content Content ............................. 3 Instructions for the use of the documentation ................5 To the buyer ........................5 Important information ......................5 Symbols ..........................5 Attached documentation ....................5 Glossary of used terms and conceptions ................. 6 General facts about the heat pump ..................7 What is a heat pump ......................
  • Page 4 Diagnostic displays ......................53 Disruptions in operation, alarms and troubleshooting ............54 Errors and alarms in normal operation mode ..............54 Troubleshooting ......................56 9.2.1 Air-water device type ....................56 Device maintenance ....................... 60 Settings of your heating system at start-up ................61 6.2018...

  • Page 5: Instructions For The Use Of The Documentation

    We thank you for the trust you have shown by buying our heat pump. With the purchase of the heat pump KRONOTERM you have become the owner of a modern, high-quality and highly efficient device for heating and cooling which saves energy, uses renewable sources and thus maintains the environment clean.

  • Page 6: Glossary Of Used Terms And Conceptions

    1.5 Glossary of used terms and conceptions In case of unfamiliar terms in the document, you can find the explanation here. ALTERNATIVE SOURCE: The heat source is used for systems with solar collectors, fireplaces and wood stoves when we either do not have a heat source on hand at any moment or an automatic switch through the signal from the controller of the device (i.e.

  • Page 7: General Facts About The Heat Pump

    2 General facts about the heat pump 2.1 What is a heat pump A heat pump is a device which uses renewable energy sources (air, earth and water) and enables us economical and ecologically friendly heating and cooling of the building as well as heating DHW. Whether it is intended for internal or external installation depends on the device itself.

  • Page 8: Termotronic Controllers

    3 TERMOTRONIC controllers 3.1 General TERMOTRONIC is a self-adapting controller for controlling the heat pump (hereinafter the DEVICE) and the heating system. It controls the operation of the device so as to ensure the most efficient way to produce the desired temperature of the building based on the needs of the heating system and outside temperature.
  • Page 9 MARK DESCRIPTION CLOUD/WEB Remote control of heating system via computers and smart mobile devices. KT-1(2) Room collectors KT-1(2) – control unit of the heating circuit. A, B, C, D Heating circuit (heating/cooling). DHW heating. Room heating. Room cooling. Weather controlled room heating. Passive room cooling.

  • Page 10: Controlling The Device And Heating System

    LCD light indicator of malfunctions in the operation of the device (ALARM). The controller interface TERMOTRONIC in devices: WPL in WPG 7 – 21 kW WPLV, WPL + HM, in WPG 30 – 110 kW BUTTON BUTTON FUNCTION MENU: Scrolling through the main menu and sub-menus.

  • Page 11: Activating The Electrical Power Supply Of The Device

    3.3 Activating the electrical power supply of the device The device’s electrical supply is turned on by switching: The main switch into position “1” and Circuit breakers of the electric power supply of the device (1-ON). The main switch of the device earth-water, Circuit breakers for the power supply of the air- Water-water (WPG).

  • Page 12: Standby

    NOTE Depending on the type of device the delay lasts from 30 to 300 seconds. 3.6 Standby The device enters standby state when the values of the selected parameters Heating, Cooling, DHW , device protection ... are reached. The display of the interface displays the status: Standby…………………………….

  • Page 13: Display Of The State Of The Device

    3.10 Display of the state of the device After activating the power supply the device displays the current state of the device on the display according to the operating mode and values of basic parameters of the heating/cooling system of the building;...

  • Page 14: Setting The Language

    After entering the selected menu the initial parameter is marked with the symbols Schedule > < (CHOOSE). >Normal 35.5°C < The key selects the parameter you want to -2.0°C change. When you select the parameter, press (ENTER). The signs * * along the chosen parameter indicate the “mode setting”...

  • Page 15: Quick Settings

    Use the button to choose the parameter C/W ALL Langugage EN (Jezik SI, Lingua IT, Sprache DE, D8-PV Cooling Jezik CRO). Silent mode Press to go it to SET mode and use the >Language EN < button to select the desired language. To confirm the settings press key (ENTER).

  • Page 16: Setting Room Temperature With The Spatial Corrector Kt-1

    NOTE The space corrector influences the whole heating circuit and not the temperature of the individual room. The desired room temperature where the spatial corrector is located in the reference temperature for all other rooms of the heating circuit controlled by this spatial corrector.

  • Page 17: Setting The Room Temperature With A Room Thermostat

    4.1.3 Setting the room temperature with a room thermostat For setting the room temperature with a room thermostat consult the manual which come with the thermostat or consult the installer. NOTE In case the thermostat is turned on all this time and the heating system does not heat/cool the space to the desired temperature, check the settings of temperatures of the heating system on the device.
  • Page 18 The first line has the parameter C/W selected. >C/W < To set the parameter press key (ENTER). Schedule Normal 35.5°C -2.0°C * appear along the chosen parameter. The *C/W keys change the value of the Schedule parameter C/W. This raises or lowers the temperature of heated water.

  • Page 19: Setting The Temperature Of Dhw

    4.3 Setting the temperature of DHW Once the temperature of the DHW falls below the set temperature minus the parameter Hysteresis (example: DHW setting is 50,0 ° C, Hysteresis setting is 5,0 ° C  DHW heating will start at 44,9 °...

  • Page 20: Changing The Operational Mode - Winter/Summer Mode

    4.4 Changing the operational mode - winter/summer mode The mode of operation - winter or summer, is chosen according to season. In the time when you do not need heating or want to cool the rooms, switch to summer operating mode. In case heating is needed, switch to winter mode.

  • Page 21: Setting The Cooling Temperature

    The first line has the parameter Mode Winter > Mode Winter < selected. To set the parameter press key Screed drying (ENTER). Initial Maximum * appear along the chosen parameter. The * Mode Winter * changes the value of the Screed drying parameter into: Initial...

  • Page 22: Switching On The Additional Heat Source

    Choose the menu Cooling or use the key > Cooling < to choose the desired Circuit in the first menu. 1. Circuit To set the parameter press key (ENTER). 2. Circuit 3. Circuit In the menu Cooling (or Circuit) use the key Schedule to choose the parameter Normal and >Normal...

  • Page 23: Manual Activation Of The Additional Heat Source

    Press key (MENU) in the basic menu. Standby………………… Heating 35.5°C Return 32.3°C 49.0°C In the user menu choose the menu Additional > Additional source < source with the key and press the key Mode (ENTER). Temperatures In the first line choose the parameter Switch o >Switch o Need<...
  • Page 24 In the user menu choose the menu Additional > Additional source < source with the key and press the key Mode (ENTER). Temperatures In the menu Additional source choose Delay AddSourceOnly NO with the key Mode PARALLEL press the key (ENTER).

  • Page 25: Advanced Settings

    5 Advanced settings In this chapter you will find: How to set the parameters of the device in case the system has no spatial corrector or thermostat built in or the settings for the temperature of heating water do not suffice the heating needs.

  • Page 26: Heating Settings

    5.1 Heating settings NOTE When setting or changing the desired heating water temperature, check whether parameter 371 is set to constant, chapter 11. In this case the following values have to be set: Normal and Correction in the menus Heating and 1. Circuit have to be equal and higher than the setting of desired values in the mixing circuits (2.

  • Page 27: Weather Controlled Heating - Heating Curve

    Heating………………… 1. Circuit, 2. Circuit, 3. Circuit, 4. Circuit, Here it is necessary to take account the NOTE (chapter 5.1)! The method of adjustment is the same in all cases and is described on the example of heating curve in section 5.1.2 and for the example of control at constant temperature in section 5.1.3.
  • Page 28 The weather controlled heating curve shows that the temperature of the return (heating water returning to the heat pump from heating bodies) depends on the temperature of air outside the building. The lower the external air temperature, the higher the calculated needed temperature of the return.
  • Page 29 5.1.2.1 Setting the temperature correction of heated water By changing the value of the parameter Correction you can adjust the calculated temperature of heating water in transitional (autumn and spring) periods and thus adjust the desired comfort in the heated building. You perform the settings in the following steps: Press key (MENU) in the basic menu.

  • Page 30: Heating Based On Constant Temperature

    * appear along the chosen parameter. The keys change the value of the Schedule *Normal 45.0°C * parameter Normal. This way you raise or lower -2.0°C the maximum temperature of heating water at outside temperature of -18 ° C. To confirm the settings press key (ENTER).
  • Page 31 5.1.3.1 Setting the temperature of heating water By choosing the parameter Normal you set the temperature of heating water which is maintained regardless the outside temperature. NOTE After start-up of the device there is usually no need to change the parameter Normal in the menu Heating, except in cases of constructional changes in the heating system.

  • Page 32: Operating Mode

    5.2 Operating mode The controller of the device enables heating of the heating water/ cooling of the cooling water, heating/cooling of the circuits and DHW in four different operational modes: Normal applies to heating/cooling. DHW applies to the heating of DHW. ECO.

  • Page 33: Passive Cooling

    5.3.2 Passive cooling NOTE Passive cooling is only possible with devices of the WPG type. Passive cooling uses the coolness of the groundwater or earth this is why we cannot set the desired temperature of cooling water. Cooling is activated when at least one of the heating circuits is active.

  • Page 34: Schedules

    NOTE The easiest way to set the timetable is via the web application for remote control Cloud (cloud.KRONOTERM.com). For the use of the web interface see Instructions for use Web interface. The schedule enables daily settings of 6 operation mode switches. Below is a description of heating with an example of a daily schedule.
  • Page 35 The heating is turned on at 02:00 in the COMFORT mode (in this mode the temperature is higher than the temperature set in the parameter Normal by the COM parameter). The heating is turned on at 07:00 in the ECO mode (in this mode the temperature is lower than the temperature set in the parameter Normal by the ECO parameter).

  • Page 36: Alternative Source

    To switch the heating to the COMFORT mode, Copy DELETE choose COM. To switch the heating to the ECO 00:00 HEA --:-- mode, choose ECO. To switch to the Normal mode, 02:00 --:-- choose HEA or COL. To switch off the heating, --:-- COM --:-- choose OFF.
  • Page 37 The alternative source function is used for using the heat from the solar collectors (SSE) or for using heat from the biomass DHW s. All settings for the alternative source can be found in the menu Alternative source. Heating the storage buffer tank or DHW begins when the temperature of the alternative source reaches the set temperature difference (parameter Dif.Min.) between the alternative source and the buffer tank or DHW.

  • Page 38: Set The Temperature For The Heating Water For Heating The Pool

    5.6 Set the temperature for the heating water for heating the pool NOTE For this function and to display the menu Pool on the TERMOTRONIC controller you need the extension regulation with the input-output module TT3003. The temperature of heating water for Swimming Pool Heating can be performed in the following steps: Press key (MENU) in the basic menu.

  • Page 39: Programme For Drying Screeds

    5.7 Programme for drying screeds The controller has a built in function of gradual drying of screeds which is especially important for new buildings and before installing flooring. Before using the programme for drying screeds you have to consult the contractor for screeds. According to his requirements you can use the standard programme or adjust it.

  • Page 40: Meters For Operating Hours

    * appear along the chosen parameter. Mode AUTO Choose the parameter Yes by pressing *Screed drying YES * and confirming by pressing the Initial 20.0°C (ENTER) key. You have thus turned on the Maximum..………………30.0°C operation of the mode Screed drying. Other parameters of the programme for Maximum…………………30.0°C Screed drying can be changed with the...

  • Page 41: Setting The Date, Hour And Day Of The Week

    5.9 Setting the date, hour and day of the week In case of incorrect time and date on the TERMOTRONIC controller, follow the steps below: Press key in the basic menu. Standby…………………………….. Heating……………………..35.5°C Return 32.3°C 49.0°C Press key until the display shows the following: T outside 10 °C...

  • Page 42: Silent Operation Mode

    5.12 Silent operation mode Devices of the WPLV type enable two additional operation modes set in the menu Mode with the parameter Silent mode: The setting NRM switches the mode of operation into normal heating or cooling mode. The setting LOW lowers the parameters of power and noise of the device in the heating or cooling mode.

  • Page 43: User Menus And Parameters

    6 User menus and parameters NOTE The display of the TERMOTRONIC controller interface shows only those menus dependent on the type of device and were actually activated during the start-up of the device. 6.1 Menu structure Main menu Parameter name Adjustable Scope [°...
  • Page 44 The parameters are adjusted only in case of active cooling. T.out. min 0.0…55.0 Setting the external temperature above which the cooling will activate. 0.0…55.0 Setting the external temperature at which the cooling will deactivate. The parameters are adjusted only in case of passive cooling. Min.Diff.
  • Page 45 19.9 Normal 19.9…max. By setting this parameter we change the desired temperature in the Normal operating mode of the HP. –2.0 –10.0… 0.0 By setting this parameter we change the desired temperature in the ECO operating mode of the HP. Comfort 0.0…10.0 By setting this parameter we change the...
  • Page 46 set temperature under Alarm under three times in a row. Max ope. 0… 999 The maximum heating time of DHW Time sta. 0… 999 The standby of DHW heating POOL Setting the parameters of swimming pool heating. Display and configuration options if swimming pool heating is active (an expansion module is necessary).
  • Page 47 40.0 Min. Temp. 20.0…70.0 The minimal temperature up to which the alternative source will heat the DHW. ---Common--- Prior. DWH By choosing the parameter YES heating of the DHW will begin first, followed by heating. Cooling 100.0 100.0…120.0 Temp. of the alternative source above which cooling is performed.
  • Page 48 Screed drying Turning on the programme for Screed drying [YES, NO]. Initial 20.0 10.0…50.0 Changing the initial temperature. 30.0 Maximum 10.0…50.0 Setting the highest temperature up to which the screeds can be heated. Step 10.0… 100.0 Setting the operating hours for the step [10…24] h Duration 10.0…...

  • Page 49: Registration Of The Heat Pump Into The Cloud (Web)

    NOTE Kronoterm d.o.o. is also not liable for inability of use, disruptions or malfunctions of the web service Cloud.KRONOTERM.com. The service will be available for all until the company Kronoterm d.o.o. provides it.

  • Page 50: Information Display Of Operation

    8 Information display of operation The controller interface TERMOTRONIC displays information about the device on its main display at any time. The information needed by the user is described in Line 1 and Line 2. The information needed by the installer is displayed in the DIAGNOSTICS DISPLAY described in chapter 8.1. Line 1 Line 2 Return...
  • Page 51 Heating is performed only by selected (internal or external) additional heat source, compressor is not working. Additional heat source is switched on manually. DHW-Res.source..The device is in standby mode because there is no need for Standby..... heating/cooling or it is in protection mode. Remote deactivation (external signal) of the device is active.
  • Page 52 The device was unable to heat the water higher than the min. set value --- ALARM DHW ---- for 3 times. The warning is shown if an individual device does not respond 3 x during cascade regulation verification. ERROR Cascade: The device is verifying the temperature of return.

  • Page 53: Diagnostic Displays

    8.1 Diagnostic displays Other important information about the device for the installer and are not shown in Line 1 and Line 2 are shown in INFORMATION LINE 1 and INFORMATION LINE 2 in DIAGNOSTIC DISPLAY. To see the current status or malfunction of the device, follow these steps: For accessing diagnostics on the basic display - DIAGNOSTIC - DISPLAY - press key...

  • Page 54: Disruptions In Operation, Alarms And Troubleshooting

    - Shut-off Cascade - Cascade turn off sequence. After the elapsed time of checking the operation of the circulation Fault Flow Switch switch the device displays an error. Minimal time of compressor operation. After this time in case the ..Shutdown at. conditions for the shut down are met, it is enabled.
  • Page 55 -- ALARM RTC-FAIL -- -- Max. ODT. / h -- Carel EEV error Carel probe error INV Error DHW-Res.source..Heating-Res.source.. FP PROG (2. line) ------ Max dT ------ -- Low Comp.temp -- -- Low Cond.temp - After fixing the cause for the error you have to restart the device with the key (ENTER) - hold it for 3 seconds.

  • Page 56: Troubleshooting

    9.2 Troubleshooting Resolve the errors using the procedure for resolving errors. The column Check, resolve the error prescribes how to resolve the error. NOTE In case you cannot resolve the malfunction alone or you are prohibited from doing so, act in accordance with the instructions 1., 2., and 3., to resolve the malfunction listed in the warranty.
  • Page 57 Check, Description Procedure to resolve the Error Reason for the error resolve the of error error error Check the operation of the fan on the heat pump, enable unobstructed air The user flow through the Insufficient air flow evaporator. through the evaporator. check the condenser drain Frozen blades of the Activate manual defrost...
  • Page 58 fill out the system (min. – 2 bar), vent the system. Check the presence of all There was an phases and adequacy of Installer error in the Phase failure. voltage, electrical Change the phase Authorised supply. sequence - change the maintenance order of the phases.
  • Page 59 Check, Description Procedure to resolve the Error Reason for the error resolve the of error error error The HP does The device does not Authorised not function reach a high enough Contact the authorised ?Efficiency? maintenance efficiently temperature of the service.

  • Page 60: Device Maintenance

    After successfully establishing the cause of the safety element shut down and resolving the error you can manually turn on the device again by holding the key (ENTER) for approx. 3 seconds. After the startup sequence elapses the device will start operating. For a long, reliable and economical device operation regular maintenance is essential.

  • Page 61: Settings Of Your Heating System At Start-Up

    11 Settings of your heating system at start-up In case you need help from the installer who performed the installation or an authorised service, record in the tables below: Your designations of rooms you control with the parameters of the control interface TERMOTRONIC.
  • Page 62 6.2018...
  • Page 63 6.2018...
  • Page 64 The headquarters of the company and place of production Kronoterm d.o.o. Trnava 5e 3303 Gomilsko Tel.: (00386) 3 703 16 20 | Fax: (00386) 3 703 16 33 | Web-page: www.kronoterm.com E-mail: info@kronoterm.com...

This manual is also suitable for:

Wpg 30

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