Installation and user guide for and
Contents
1. 35 n Component location in ExoAir Fig 1 Top view Fig 2 Front view 1 Compressor 9 High pressure pressostat 2 Check valve 10 4 way valve 3 Fan 11 Low pressure pressostat 4 Evaporator 12 Service connector Schrader High pressure 5 Expansion valve 13 Service connector Schrader Low pressure 6 Sight glass 14 Electrical distribution box 7 Drier filter 15 Vent valve water circuit 8 Condenser Component location in ExoAir Polaris Fig 3 Top view Fig 4 e C5 e 17 Front view 1 Compressor 9 High pressure pressostat 2 Check valve 10 4 way valve 3 Fan 11 Low pressure pressostat 4 Evaporator 12 Service connector Schrader High pressure 5 Expansion valve for main circuit 13 Service connector Schrader Low pressure 6 Sight glass 14 Electrical distribution box 7 Drier filter refrigerant reservoir 15 Vent valve water circuit 8 Condenser 16 Expansion valve for EVI circuit 17 Solenoid m e EURONOM Positioning and setting up ExoAir must be located outdoors It is positioned with consideration to the proximity to ExoTankAir Even though ExoAir has very low noise levels it should be positioned so that it causes minimum disturbance for neighbours min 4 5 m from the boundary of the plot and other residents of the building At hot times of the year the fan runs at reduced speed to further reduce the noise level Proximity to Exo TankAir means that the installation is simpler2. 19 Control 6 Ta gt P EIE 19 Installation and service settings Installer sssssssse 21 Heat setting ssosssssssesssreesrrnerenerrrrrerenr renen rr rr rr Res CLAN KKR RR KKR URS RR RK DENTES EUER AOT 23 9 Setting ranges and Preset values ssssssssssssssssrrsrrrrnrrrrnrrnnn rr nn nr nn nn rean 24 10 FACIT eee 25 11 Remedial action in event of interrupted operation 25 Tips for troubleshooting 25 12 Maintenance and CheCKS sssssssssssssssssrs rssrssrrsnranrrn rn ARR ARA RR nn nnns 26 13 Manual operation of heating cartridges and shunts 27 14 FUNCTION GE SOM PO saneexssencansannandnncssnderdsensencctuesseiseansaseanmnasiensatasmuanenans 28 Compressor OPEratiON sseesrrrerrrerrresrrrerrrrrrrrrr rr rr r arr rr sn renen R rn RR rr RR anna 28 Charge pump between HP and VPS tank ssmnnsssrsssrrerrrssrrrrrrrerrrrerr renar 28 ZEMRES ert OP 28 Checking phases sequence sssmnresrrsesrrerrresrrrenrrerrrrer reser rens rr ener nnns 28 Testing water in VPS tank lssnessssssresssrrerssrrersrrrerrrererrrrrrrrrrrrnrrrrrr rer rn rr nanna 28 Temperature sensor alarm Hot gas Sensor susnessressrrersrererrnrerenernn na 28 Outlet sensor HW heater sensor ana PIISSels E eussisoskieva npo dia 29 ROOM SOTISOT scaxassscsuvaccesesseeedaceecvanstens 29 Outdo
3. 0 5 C When floor heating is selected the room sensor does not function Shunt control The shunt motor is controlled using two outputs one that opens and one that closes The control is deter mined by nom value and actual value of the outlet sensor When nom and actual values are within 1 C the shunt is stationary The shunt can change position within a period of 60 seconds If the temperature deviation is gt 0 5 C the shunt closes with 2 seconds and is stationary for 58 seconds If the deviation is 12 deg the shunt is on for 60 seconds The On time is linear in between dependent on the temperature deviation When the outdoor temperature is above that selected for house heating the shunt closes continuously Additional heat from heating cartridge in VPS tank in upper section of radiator circuit When the shunt has opened so the shunt parameter limit has been affected the shunt stops If the param eter limit is still affected after the time selected for NOM VALUE W HEATER DELAYED switch on the shunt will open for the water in the upper section of the VPS tank Operating gauge Measurement of operating compressor is the total time that the compressor has been active Displayed in hours and minutes Measurement occurs every minute Measurement of operation electric boiler is made in kWh Measurement occurs every minute and is dis played in kWh and the output that is engaged This is not an exact measurement of the output but
4. 10 Deg Checking phases sequence The fan runs when the compressor is on The pump runs at high speed 2 when the outdoor temperature is below the set value The fan remains stationary during the defrosting cycle Fan control Check that the compressor rotates in the correct direction From the start a time delay of 50 seconds begins after this time the hot gas must have risen by at least 3 Deg calculated from the temperature at the start If not there is a phase sequence error alarm and the compressor is stopped and cannot restart without the voltage being switched off Testing water in VPS tank After the product has been supplied with voltage there is a time delay of 5 seconds then the upper heating car tridge is activated for 60 seconds If the maximum output of the heating cartridges has been set to 0 the test is not carried out If the temperature for the HW sensor in the upper section of the VPS tank has increased by more than 3 Deg after 185 seconds the no water in the VPS tank alarm is displayed In the event of an alarm both the heat pump and heating cartridge are blocked Remedy check the venting and fill with water Temperature sensor alarm Hot gas sensor Open circuits in the sensors are not measured continually but first when the compressor has been operating for 250 seconds from the start If it is O C or colder it will give a sensor alarm The test is repeated at every compressor start There is an alarm for a short ci
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6. 8 3 1 3 3 Other data on EXOAIR POLARIS Model 10 with ExoNomizer 16 with ExoNomizer 20 with ExoNomizer Refrigerant R404A 2400g R404A 3 800 g R404A 3 8 kg Compressor Scroll Voltage 3x400V 3x400V 3x400V Max operating current 7 8A 10A 14A Soft start relay Accessory Start current 70A Fuse 16A Air flow 5000 m3 h Voltage 230V Condenser Nom water flow 1700 Vh 190 kg Outer dimensions Width 1 086 mm 1 086 mm 1 086 mm Height 882 952 1212 1282 mm 1212 1282 mm Depth 650 mm Output information excl circulation pump and defrosting Rv PTT IEN Managing control panel and heat setting Control panel Use the control panel with display to obtain information and set the heating installation In normal mode the display shows which heat pump is control led and the temperature in the upper section of the tank which prepares the hot water and peaks the outlet temperature to the radiators The main menu contains 4 sections 1 Times which displays the running times number of starts etc ON 2 Actual values which display the present values of activated components and temperatures 3 Nom value Nom values setting values amp e 4 Test This mode allows one to manually activate the differ ERROR SIGNAL ERROR ent components of the installation using the control panel Use the touch buttons Right button Up button button Down button button to find the desired menu paramete
7. ExoTrol The room sensor should be installed even if one does not intend to use it for temperature limitation because the alarm LED is interesting fig 14 1 Check that the temperature limiters in the heating cartridges have not triggered by resetting using a screwdriver or similar Significant pressure is required Set 70 C on the thermostats on both heating cartridges 42 Check that the toroid transformers accessory are installed on terminal block 1 4 in ExoTrol 43 Check that the motor protection is correctly installed for the size of ExoAir The size is stated on the type plate located in the compressor area on the right side of ExoAir ExoAir 7 5 7A 10 5 9A 16 12A 44 Only ExoAir 16 Check that the supplied extra 2 50 cable is connected according to a separate instruction ExoTrol must also have contactors and motor protection set for 12A X t ExoAir Polaris GEVRONOM 2007 03 29 Page 33 45 Check that the thin cable from ExoTrol to HP is connected on terminal block 8 1 9 2 10 3 46 Check that the thick cable is connected in ExoTrol to contactor K20 L3 1 L2 2 L1 3 and on terminal block 14 4 15 5 16 6 11 8 ground y g Cable 7 must not be used 17 Check that the charge pump is connected to terminal block 12 13 in ExoTrol 48 Turn the main switch on ExoTrol and check that the green ON lamp illuminates If the lamp does not illuminate check the 3 fuses in the electrical cabinet and pr
8. Load monitor When using the load monitor the control measures maximum current in one of the phases that supplies the house When the maximum current exceeds the set nom value the control first switches off the Electric boiler reserve heating lower heating cartridge if it is active If that is not sufficient the heat cartridge in the upper section of the VPS tank is disconnected Reconnection occurs when 10 amperes are available for each re spective heating cartridge If the load monitor prevents connection this is shown in the text display The heat pump is not affected by the load monitor Nom value for outlet temperature Heat curve for HP Electric boiler reserve heating in the lower section of the VPS tank is controlled by the outdoor temperature Setting occurs at two points At 15 C outdoor temperature one sets the desired tem perature for the outlet in the radiator circuit At the second point one sets the outdoor temperature at which one wants the house heating to switch off 20 C outlet temp There is also the opportunity to adjust the temperature with parallel adjustment When selecting floor heating a fixed nom value is set for the outlet temperature it is not affected by any other parameters except house heating off Room sensor control When one uses the room sensor it can reduce the nom value in the outlet provided that the room temperature is above the room nom value Control range for the room sensor lies within
9. TTA YLYT TIT PENETER Set up instructions and dimensions D r 2007 03 29 IJEUFRONOM ExoAir Polaris Pipe work and circulation pump The inlet and return pipes between ExoAir 7 5 10 5 and Polaris 10 and accumulator tank ExoTankAir are 22 mm pipes For ExoAir 16 Polaris 16 28 mm pipes are used See Fig 6 The connection between ExoAir and pipe is made using 2 22 mm For ExoAir 16 Polaris 16 28 mm metal braided hose to prevent noise being transferred to the pipe work in the house Outdoors the pipes and hoses must be insulated using at least 15 mm thick armaflex or equivalent insulation that is insulation that is moisture resistant and is not affected by moisture from outside Insulation at least 8 mm thick must be used indoors Pipe work must be laid out so that it is self venting if possible In ExoAir the venting is at the highest point at the back of the condenser If the pipe work must be laid out with another highest point a vent is recommended The circulation pump must have a 6 m feed height at O flow We suggest Grundfoss UPS 25 60 or equivalent for ExoAir 7 5 and ExoAir 10 5 Polaris 10 UPS 25 80 is recommended for ExoAir 16 Polaris 16 The circulation pump and dirt filter are installed indoors on the return pipe for the heat pump so that it is self venting according to the manufacturer s instructions I CP BIVALENT SHUNT VALVE WITH MOTOR WITH LIMIT POSITION AND MID POSITION Hose amp pump kit BREAKE
10. and easier and there are less heat losses ExoAir has four legs and is best located on four garden paving slabs on a gravel or shingle bed that can absorb condensation and meltwater from the heat pump See Fig 5 The normal set up is against an outer wall a minimum of 150 mm from the wall If the heat pump is placed in a corner the distance from the end to the wall must be at least 250 mm In general the air supply and exhaust air flow as freely as possible and obstructions must not direct the exhaust air to the air inlet at the rear It should not be positioned in an outhouse or carport The heat pump must not be placed on a roof as this makes servicing difficult and can cause larger wind loads than the unit is dimensioned for The heat pump is designed to stand outdoors without a protective roof or similar Because meltwater and condensation drip from the rear edge under the evaporator make sure that the water does not run off to areas that may freeze in winter The heat pump is positioned horizontally The legs are height adjustable by twisting the lower part of the leg Normally the legs do not need to be se cured to the paving slabs or the foundation Position the heat pump so that it is easily accessible for service and maintenance See Fig 5 Fig 5 TETXTETE i REFREIREIRE TTT TILT YET YI Y TETTEY n Y i T L T n T LET im LE 2m E REIRETRRIRE LTUPCTUT TYETYLY TCT SS TTT SS CCTCTUT E RETREIREIRE LTUPCTUCT Tei
11. from Euronom During the cold times of the year ice can build up under the heat pump This is completely normal and need not be remedied In conjunction with defrosting the evaporator cooling coil is heated and when defrost ing stops and the pump returns to normal heating operation hot humid air is blown out to start with which results in a white cloud of steam This is also completely normal Check that the air can pass the heat pump without any obstruction such as leaves etc Check annually that the sight glass is clean without bubbles when the heat pump is running If there are bub bles it may be due to a lack of refrigerant Contact service Condensation run off usually soaks away into the ground and is absorbed by the house drainage Check that there is no moisture penetration Check the dirt filter if necessary Ky s oni Polar WEURONOM 20702 Manual operation of heating cartridges and shunts If the heat pump and or automatic does not function ExoTank can still heat the house and hot water Do as follows 1 On the control panel of the electrical cabinet there are 2 red switches The upper switch is for the up per heating cartridge 6 kW 3 kW and the lower is for the lower heating cartridge 6 kW that can be set in the upper position A lamp lights in the switch and the heating cartridge is activated Note For ExoAir Polaris the heating cartridge 1 3 kW 6 kW and heating cartridge 2 6 kW are both installed i
12. program which checks that there is water in the VPS tank and that the compressor is rotating in the correct direction If the compressor rotates in the wrong direction there is a phase sequence alarm To rectify this one must break the power supply at the electrical cabinet and 2 close phases must be swapped in ExoTrol ExoTrol repeats the check program again P n zoe HEURONOM 26 Venting the HP pos 15 fig 1 should be checked after operating for a short time 27 The dirt filter fig 6 should be checked and cleaned if necessary after several days operation 28 Note the following information preferably with a pencil Size ExoAir Electrical output in the VPS tank Main fuse Plumbing and heating contractor Electrician Commissioning date T 8 ExoAir Polaris QEURONOM 2007 03 29 Page 35 Check list commissioning ExoAir Polaris 4 Check that the outlet pos 1 fig 6 is connected to the front connection on the hp seen from the front L 2 The charge pump CP fig 6 with the arrow to the hp is set at speed 3 and is the Grundfoss type UPS 25 60 for ExoAir Polaris 10 and UPS 25 80 for ExoAir Polaris 16 3 Check that the outlet return to the heating circuit are correctly connected pos 6 7 fig 6 Set the heat circuit pump to as low a speed as one deems possible in order to obtain a suitable At 4 Check that venting is carried out at the top of the tank for example exp conn fig 6
13. the heat pump ExoTrol gives signal to alarm from different protective functions such as pressostats motor protection and hot gas protection ExoTrol measures operating times and temperatures from the different sensors The room sensor can only limit the room temperature it cannot increase it Increase in the room temperature is achieved by adjusting the curve upwards See Chapter 6 Managing control panel and heat setting DT zoe HEURONOM Control panel and display Fig 18 EURONOM NEEN FIERE S KRING FUSE E d The control panel on ExoTrol The control panel contains Display that shows text and digits for all functions and values Three touch buttons for menu resets Enter movement in the menus and changing values More detailed description under chapter 8 Managing control panel and heat setting Two LEDs One indicates faults errors in red One indicates that the control system has power on in green Two switches The upper for manual operation of the heating cartridge in the top of ExoTankAir EI1 The lower for manual operation of the lower heating cartridge in ExoTankAir EI2 An automatic fuse 4A That fuses the circuit board fan defrosting valve and operating circuits for the con tactors Reset by pressing the button pa i Geunononi so Technical data ExoAir s technical data is described below Fig 19 Outlet temperature 35 C Model 7 5 10
14. 3 and earth in ExoTrol The sensors below are connected with cables for low voltage Room sensor is connected to screw terminals 5 6 and in ExoTrol The room sensor is mounted in a cen tral position in the largest room and where room temperature detection is relevant The outdoor sensor can be connected in two different places depending on which suits the installation In the heat pump on terminal 1 and 2 or in ExoTrol on the screw terminal 8 and 9 The outdoor sensor must be installed facing north on an outside wall The outlet sensor is electrically preinstalled on ExoTankAir but must be installed on the inlet pipe at least 200 mm above the shunt valve and must be insulated externally Figs 12 13 and 14 Fig 12 Fig 13 Outlet sensor i Outdoor sen b i sor b Fig 14 HTA E P l Room sensor Hot water sensor HW sensor is ready mounted in the upper section of ExoTankAir and electrically con nected Heat pump sensor HP sensor is ready mounted in the lower section of ExoTankAir and electrically connected Shunt motor with intermediate position switch is pre installed and electrically connected The intermedi ate position switch must close in position 5 on the shunt that is half open Dr s hilt WEURONOM 20702 ExoAir is connected to ExoTrol with the 2 cables provided each 15 m long In ExoAir s electrical cabinet there is a 9 pin male connector which is connected to th
15. 5 1 6 Outdoor temperature e 10 0 10 20 o 10 z o 0 o 20 50 Outlet temperature 50 C Model Outdoor temperature C Rated heating output kW Other data on EXOAIR Model Refrigerant Compressor Scroll Voltage 3x400V Max operating current 13A Soft start relay Accessory Start current 70A Air flow 3000 m3 h 5 000 m3 h Voltage 230V 230V Max operating current 0 8A 1 6A Fuse 10A 16A Condenser Norm water flow 1 600 I h 185kg Outer dimensions Width 1086 1086 1086 Height 882 952 882 952 1212 1282 Depth 600 00 650 P n zoe HEURONOM ExoAir Polaris technical data is described below Fig 20 Outlet temperature 35 C EXOAIR POLARIS Model 10 with ExoNomizer 16 with ExoNomizer 20 with ExoNomizer Outdoor temperature o s 40 0 o m s 40 0 10 m s o e 0 Rated heating output kw 50 62 80 90 wo 71 so is 130 eo 99 s 165 182 224 2 4 2 5 Supplied electrical output kW 1 9 2 1 2 3 2 6 3 1 3 2 3 3 3 9 4 2 4 8 5 0 5 1 Heating factor COP 2 6 3 0 3 9 3 9 4 2 2 9 33 3 8 4 2 4 5 2 6 3 0 3 4 3 8 4 1 Outdoor temperature c 25 40 0 10 20 25 40 o 19 m 25 2o o 10 20 23 8 Rated heating output kw 5 1 6 5 8 1 92 11 0 7 5 9 5 12 13 5 17 0 10 5 13 3 16 8 18 9 Supplied electrical output kW 2 5 2 6 2 7 2 8 3 0 3 6 3 7 3 9 4 1 4 5 5 5 5 7 6 4 7 0 Heating factor COP 2 0 2 5 3 0 3 3 3 6 2 1 2 6 3 1 3 4 3 7 1 9 2 3 2
16. Installation and user guide f N 1 i NA n 2 i I for 05 N oO 2 Q 3 3 z X i WEURONOM P S icunoNoN Contents Page 1 Component location in ExoAir eeeeeeee eene nennen nnn 3 2 Component location in ExoAir Polaris 4 3 Positioning and setting UP sssss s sssssrrssrrssrrssrrnsrnnrrnnrnn n r nr Rn RR nn nan 5 4 Pipe work and circulation pump eere nennen 6 epic T s ker Need Rss Sirpa T AEE CUUS EEE E A A AEE T 5 Electrical installation Mer T 7 Li RI Geil OP TENERE RTT 12 Wiring diagram for connecting EXOtfOl ssssssresssrrersrrrersrrrersrrrrnrrrrrnrrranrr 13 Wiring diagram in outdoor section eeeeeereeeereene e 14 6 Technical description T M 15 ziii e T 15 zelo e T 15 Control panel and CiSPIQY sseesrrrssrrsrrresrrrerrrerrrrrrrrrrr rer r rer r ere rr nns r nns eran aan 16 T zechnieal Gad oasis aRATARKIARATRVERER AU RE URERIURRII E AREUSTRMARKURREZK KURUERAN 17 beri m 17 EXOAIEPOPIIS uasmistenda endtasRUi aco au m A DIURNE cx C dA aV IAN LN DIERUM RN PRENNE 18 8 Managing control panel and heat setting
17. ONNECTION ALTERANTIVES NO 1 APPLIES TO ExoAir 16 YOOGINO dH Page 13 o D en id N O e CN ett PAT PL Aa ELBE N33H9 MOTI3A 3 18VO IH Gd pu Ls pum IH IS IBI LS TT RTE 1i EE i me m oa TI I mGa fal LI IL WaLAANn dAiNd ADYVHO SON 318VO O T ICAR A ltt iGASN LON Suv LL 0L67 Bee SON 3 18V9 HOIHM 40 e O gJ1gY9 XJ141Q F LX ZL E Il O D i c LJ C h IL caim NI l S m IL LDINISI IL IL oy me er LT e is 318VvO Xq1410 S9 IXOv TEETER IL caie ST I i a wosnas woos LL GJ im tl Ii uosnas woo HI I CI ka I Rl I l ad uosnas woow I C3 teal Si Di M 2 psepueys ION yawyoasnva IT CD Ima TTT S zS psepueys JON YAWYOSSNVUL HIT I Ca ll E TM O O paepuejs JON NAWYOSSNVUL FT CN m E m Q psepueys 10n NaWHOISNVELELL CJ m d D UT u z LJ IL lt lt O gt LLI E uUEURONOM EA Polaris Page 14 2007 03 29 Wiring diagram in outdoor section dY Nid t TIVM NOILILYVd HOSN3S YOOALNO YOSNAS SV9 LOH YASNACNOO 0 es 91 01 suejog dund jyeay oj cu Es 5 dWV Nid 6 d NV Nid t M i F n dsWIL TIVM NOILILYVd ONILSOJ3G Ill m La ai yosN4s YOOGLNO HOSN3S SV9 LOH b Yd WOOD anig E xoviag dd NMous l dnge H3SN3ONOO Biz NMO8 VARY Sg 0L g 4 IIOX3 dund yeay y oj Mey s Geunononi se 6 Tec
18. R ExoAir 7 5 10 Polaris 10 Fig 6 DIRT FILTER N Note Different directions of flow see below AJ FROM EL BOILER ExoAir Polaris FROM HP 10 16 ir SHUT OFF DIRT FILTER oll GRUNDFOSS UPS 25 60 OR EXOTANK VPS 300 500 OR EXOAIR EXOAIR POLARIS ALL PIPES 22 MM CU PIPES FOR EXOAIR 16 EXOAIR POLARIS 16 28 MM CONNECTIONS ON EXOTANK 1 TO HP 2 FROM HP 3 HW 4 CW 5 EH EXTERNAL HEAT SOURCE 6 OUTLET TO RAD SYSTEM 7 RETURN LINE FROM RAD SYSTEM EQUIV ra al CP FOR EXOAIR 16 POLARIS emt 16 UPS 25 80 zi OR EQUIV ExoAir 7 5 10 5 16 FE DIRT FILTER M SHUT OFF X Hose amp pump kit ExoAir 16 Polaris 16 FPEBHHHILESUSTEENTIEENSNTETUIEXESZEETLEESNHILESRHAJAREBRRAREERB UGIRLERNTTESTTATY EEEE bebe tte LER Lis pra Gf Linea tie nu Lhe bee ti Hpreeug Pe PP Pee eee VUE ena ren eae reser RAT ces een EP ee Pe Pe eee Pees co coer MSIE EMINET RNE SYRE IJARADA AAA MS TE PPETIT TAY EHE EEE ERR ETE TTT ARE aa aa a TTE BEE HETT RR RR Tre 7 731 ik an T System description Note The flow diagram above refers to the radiator system Likewise floor heating re quired after shunt according to the manufacturers instructions The position shown is to simplify the illustration L Hot water ExoTank VPS is equipped with double coil exchangers that heat the hot water continuously at the outlet For large hot water re
19. and exchanger in hp pos 15 fig 3 5 Check the pressure in the exp tank should be 0 5 bar 6 Check the operating pressure in the heating circuit should be 1 0 bar for a closed circuit O 7 Check that the power supply to ExoTrol in the central group is fused with a 25A slow fuse at the VPS tank with a 12 kW electrical output With a 9 kW electrical output in the VPS tank ExoTrol must be fused with at least a 20A slow fuse in the electrical cabinet Table page 8 The main fuse of the house must be at least the same size as in the electrical cabinet amp Check that the outlet sensor fig 13 is installed on the outlet line with the metal clip supplied and is insulated o Check that the outdoor sensor is connected on terminal block 1 2 in the hp or terminal block 8 9 in ExoTrol Note If the outdoor sensor is connected on terminal block 8 9 in the ExoTrol the cables to the HP must remain on terminal block 8 9 40 Check that the rooms sensor is installed centrally in the housing Must be connected to terminal block 5 7 in ExoTrol The room sensor should be installed even if one does not intend to use it for temperature limitation because the alarm LED is interesting fig 14 1 Check that the temperature limiters in the heating cartridges have not triggered by resetting using a screwdriver or similar Significant pressure is required Set 70 C on the thermostats on both heating cartridges 12 Check that
20. ctric boiler Auxiliary heat The upper section of the tank functions as an electric boiler and has 2 x heating cartridges Heating car tridge 1 has an output of 3 kW or 6 kW Heating cartridge 2 has an output of 6 kW If heating cartridge 1 has an output of 3 kW and heating cartridge 2 has an output of 6 kW the steps 0 3 6 and 9 kW are available If heating cartridge 1 has an output of 6 kW and heating cartridge 2 has an output of 6 kW steps 0 6 and 12 kW are available The heating cartridges are controlled as follows The nom value for the electric boiler is set in the menu B VALUE with sub menu HW HEATER NOM VALUE For example 50 C Heating cartridge 1 then receives the nom point value 50 C and heating cartridge 2 receives the nom value 48 C that is 2 K lower nom value than that set Both heating cartridges work with 5 K hysteresis the temperature difference between on and off This control principle requires an increase of input power according to requirement If the Nom curve heat setting according to page 23 is higher than nom value set above the electric boiler is heated to that value Step limiter heating cartridges in the VPS tank The maximum permitted electrical output to the heating cartridges can be set using the step limiter Under NOM VALUE with sub menu EL BOILER MAX EFFECT one can set 0 3 6 9 and 12 kW max con nection output for the heating cartridges KT M Page 30 2007 03 29 QEURONOM ExoAir Polaris
21. d the electrical cabinet display shows what protective function it applies to in clear text see separate list of alarms with explanations Alarms are reset by pressing the left button with the arrow symbol on the display to the right If the alarm is still active it cannot be reset ALARM TEXTS NO WATER COMPRESSOR TEST OF WATER IN EL BOILER PHASE SEQUENCE IN EL BOILER IN ERROR PROGRESS OUTLET SENSOR ER HOT GAS SENSOR HEAT PUMP SENSOR ROR FAULT FAULT ROOM SENSOR ER SENSOR OUTDOOR SENSOR ROR HW HEATER ERROR ERROR MOTOR PROTECTION PRESSOSTAT H L HOUSE HEATING COMPRESSOR RESET COMPRESSOR RESET FROM OUTDOOR TEMP THHIC HIGH HOTGAS TEMP TOO HIGH EL SOCKET CONTACT SERVICE COMPR RESET EL P HW HEAT ALARM RESET COMPRESSOR LOW OUTDOOR TEMP COMPRESSOR AND SHUT OFF HAE ELECTRIC HEATER H PUMP STOPPED SHUT OFF START DELAY H PUMP ON Remedial action in event of interrupted operation If the hot gas protection has tripped it can be reset If the fault recurs within 24 hours contact service If the motor protection has tripped it can be reset The cause may be a phase or power cut Check the fus es in the electrical cabinet If the motor protection has tripped despite all phases being intact contact service If the high pressure pressostat has tripped it can be reset The cause of this could be that the water circu lation between the heat pump and tank boiler has stopped or is too low Check the circulation pump and dirt filte
22. e corresponding female connection of the 15 m cable There is also a 4 pin male connector that is connected to the thinner 15 m cable s corresponding female connection The connectors are designed so that they cannot be mixed up or incorrectly connected The whole cable is then inserted through the appropriate cable gland in the bottom plate under the electrical cabinet The two cables are laid securely to ExoTrol indoors close to ExoTankAir Figs 15 and 16 On installation of ExoAir 16 an extra 2 5n EKK cable is used Fig 15 Connection in ExoTrol is as illustrated in the wiring diagram to the screw terminals and according to the wir ing diagram terminals and cable designations Fig 17 E NE lj EEE a x EEE cH ms Fig 17 Exotrol with front panel removed screw terminals fuses P n soos MauncNcM Wiring diagram I E K 1 Ec as Wiring diagram feb nt ineo Fr HP SENSOR 1 a B1 1 OUTLET SENSOR a fo r Exotro ev 6 a I INTERMEDIATE POSITION z SWITCH SHUNT SCREW TERMINAL ROOM SENSOR a n E E E E 4 of 1 ar 1 m k ri a SCREW TERMINAL TRANSFORMER NOT STANDARD Table for motor protection Model Current A ExoAir 7 5 ExoAir 10 5 ExoAir 16 Polaris 10 np PZN E Polaris 16 ol HW Heating cartridge upper CONNECTION ALTERANTIVES NO 1 APPLIES TO ExoAir 7 5 ExoAir 10 5 Polaris 10 Polaris 16 YOOGINO dH C
23. educe button for at least 5 seconds Text appears stating that resetting has occurred Alarm contact service When there have been 4 alarms within 24 hours an alarm with the text Contact service is displayed Setting model selection This setting selects which model of pump has been installed 7 5 10 5 or 16 It only affects the power measurement of the compressor Set under NOM VALUE service model selection Does not apply to Polaris Testing outputs Selecting the Test menu closes all the outputs in off mode To test if the different components function scroll forward to the text for the output to be tested Press the increase button the output is to check if the unit functions Press the reduce button and the output switches off Repeat this until one has established if all the units function correctly This option is used for troubleshooting and is not a normal operating mode Temperature sensor resistance values kOhm at different temperatures Table resistance thermistor Exoair applies to all the sensors except Hot gas sensor Note When measuring resistance on the sensor it must be disconnected from the connection to the Hot gas sensor control cabinet re o fax C e pa m px m pa kr a Mon Check list commissioning ExoAir 4 Check that the outlet pos 1 fig 6 is connected to the rear connection on the hp seen from the front L 2 The charge pump CP fig 6 with the arrow to the
24. es T 8 ExoAir Polaris QEURONOM 2007 03 29 Page 23 Heat setting The temperature of the house is set by going to the room temperature setting in the Nom value menu 1 Set the nom value to the desired temperature by using the up button to increase the tem perature and the down button J to decrease the temperature Current value is displayed above The room sensor can only lower the curve 2 3 4 The radiator temperature that the house 2 3 ENS requires for heating is dependent on the out door temperature that means low outdoor temperature requires high radiator tempera G e ture or high outdoor temperature low radia tor temperature The curve that is required to control this is set in Nom value 2 Outlet 4 e ENT temperature at 15 C 3 House heating from 18 C 4 Outlet temp adjusting X C If you want to heat the cellar radiators in summer time point 3 should be moved to 25 30 Curve Heat setting RADIATORTEMP OUTDOORTEMP kr zo WEURONOM IN Setting ranges and Preset values For ExoAir Polaris the Preset values 25 Deg and Range 30 Deg gt 2 Deg apply V V V V For ExoAir Polaris the Preset value 55 Deg applies prn ExoAir Polaris QEURONOM 2007 03 29 Page 25 Alarm If any of ExoAir s protective functions are activated and shut down the heat pump a red light flashes on the room sensor an
25. es over the set alarm level 130 C the compressor is stopped and the alarm must be manually reset on restart e When the outdoor temperature has fallen below the nom value 10 C for ExoAir the compressor is stopped and text Low outdoor temp HP stopped is displayed Restarts automatically when the outdoor temperature has increased above the set nom value 1 C 9 C f When the motor protection has tripped because of too high current load the compressor is stopped Alarm motorprotection is displayed and manual reset is required for a restart If the fault recurs contact service g When the pressostat in the refrigerant circuit is activated for low or high pressure the compressor is stopped Alarm pressostat is displayed and must be manually reset for a restart If the fault recurs contact service h The following temperature sensor faults stop the compressor the hot gas sensor the HP sensor and the Outlet sensor l In the nom value customer there is a menu where one can block the compressor start At new delivery itis always blocked Charge pump between HP and VPS tank a The pump runs when the compressor is on with 30 second over run When the compressor has stopped because of low outdoor temperature the pump runs the whole time b When the outdoor temperature is between 0 10 deg the pump always runs at least 30 that is 5 minutes every 15 minutes Note For Polaris The pump always runs when the temperature is below
26. ess in the automatic fuse fig 18 on ExoTrol 49 Check that the red Error lamp does not illuminate on ExoTrol If the red Error lamp illuminates check which alarm is active in the display Normal text in this display in this mode is ssim emn R5 nem 20 Check which size of ExoAir is installed is on the type plate on the right side of the hp On delivery all ExoTrols are set to ExoAir 7 5 If the wrong size is set it can be changed as fol lows A enter the main menu using the right button and B move the cursor using the up button on BEES C press in right button so that one enters the sub menu ENS D Select Service with confirm with D enter PIN code 123 with confirm with E move the marker with the upwards button to the relevant model choice ERE G to leave the menu hold the right button pressed for several seconds 21 Check that the values under the heading Heat setting page 23 are suitable for the relevant installation With floor heating there is the possibility of setting a max temp LJ 22 Set ee in the main menu under eee to the correct value that the relevant VPS tank has 23 Set the correct size see point 12 on the main fuse under ee menu ES Use the up button or the down button 3 24 Go into the main menu under the heading BEES and move down the sub menu to ERES and move the marker with the up button to EH 25 ExoTrol now runs through a check
27. he summer time and when large amounts of hot water are consumed This can be avoided by disconnecting the heating cartridge during the summer time under B VALUE EL BOILER MAXOUTPUT It is recommended that toroid transformers are installed in order to eliminate the risk of overloading the main fuse This means that the heating cartridges are disconnected in stages in event of risk of overloading The toroid transformers are not standard but sold as an option KT b boAiPolr WEURONOM 207025 Exo TankAir is connected to ExoTrol using two pre installed cables with multi pole pin connectors 4 in total and a lead in panel with cable glands The cable length between ExoTrol and ExoTankAir is adapted by coiling the cables in the left hand corner of ExoTankAir The cables are laid securely between ExoTrol and ExoTankaAir The 4 connectors are connected to the corresponding points in ExoTankAir Note that the 2 contacts that go to the heater cartridges are exchangeable but they are marked 1 and 2 1 is the upper and 2 the lower heating cartridge The other 2 cannot be mixed up or incorrectly connected because of the design of the connector Figs 9 10 and 11 Fig 9 Fig 10 Front panel removed on ExoTank Connector ExoTank for ExoAir ExoAir Polaris Fig 11 Top view of ExoTank and Shunt connected Xi 2 2007 03 29 QEURONOM ExoAir Polaris Circulation pump between ExoTankAir and ExoAir is connected to screw terminals 12 1
28. hnical description ExoAir ExoAir is an air water heat pump designed for Nordic conditions with a long service life and high opera tional reliability The compressor is of the scroll type manufactured by Copeland and is specially developed for heat pumps The fan is designed for low noise levels and high performance with two speeds The evaporator is made of epoxy painted aluminium discs with copper pipes with large areas for high per formance and corrosion protection The condenser is made of stainless steel with large surfaces and extra large thermal length because of double channels Outer casing stand and legs with all screws and rivets are stainless steel The control system controls and monitors the heat pump and additional heater ExoTrol ExoTrol is a processor based control system with high capacity and flexibility for optimal control of the heat pump and supplementary heating to minimise energy consumption and maximize heating comfort ExoTrol receives information from the following sensors Hw sensor at top of ExoTankAir Hp sensor in lower section of ExoTankAir Outlet sensor Intermediate position switch in the shunt motor Room sensor Outdoor sensor ExoTrol controls the following components Compressor Fan 2 speeds 4 way valve Defrosting Defrosting timer built into heat pump s electrical cabinet Electric additional heating in 2 stages alternatively oil fired or other additional heater Shunt motor Circulation pump for
29. hp is set at speed 3 and is the Grundfoss type UPS 25 60 for ExoAir 7 5 10 5 and UPS 25 80 for ExoAir 16 3 Check that the outlet return to the heating circuit are correctly connected pos 6 7 fig 6 Set the heat circuit pump to as low a speed as one deems possible in order to obtain a suit able At 4 Check that venting is carried out at the top of the tank for example exp conn fig 6 and exchanger in hp pos 15 fig 1 5 Check the pressure in the exp tank should be 0 5 bar 6 Check the operating pressure in the heating circuit should be 1 0 bar for a closed circuit O 7 Check that the power supply to ExoTrol in the central group is fused with a 25A slow fuse at the VPS tank with a 12 kW electrical output With a 9 kW electrical output in the VPS tank ExoTrol must be fused with at least a 20A slow fuse in the electrical cabinet Table page 8 The main fuse of the house must be at least the same size as the electrical cabinet amp Check that the outlet sensor fig 13 is installed on the outlet line with the metal clip sup plied and is insulated O 9 Check that the outdoor sensor is connected on terminal block 1 2 in the hp or terminal block 8 9 in ExoTrol Note If the outdoor sensor is connected on terminal block 8 9 in the ExoTrol the cables to the HP must remain on terminal block 8 9 40 Check that the rooms sensor is installed centrally in the housing Must be connected to ter minal block 5 7 in
30. is based on the average value of the load Max measurement range 320000 kWh Measurement of alarm time is the total time that the installation has a stop alarm Displayed in hours and minutes Measurement of on time is the total time that the installation has received voltage Displayed in hours and minutes max 32000 hours Number of compressor starts is the number of starts in the last 24 hour period Period means 24 hours from an unknown start and stop time during the day this start time starts at power on Compressor operation last 24 hour period Measurement period is the same as for the number of compres sor starts Displayed in hours and minutes Compressor operation ongoing period Displayed in hours and minutes Quick store of delivery settings Quick save of the nom value can occur on delivery setting The nom value that is under the menu custom er setting is made by pressing the panel s increase and reduce buttons at the same time for at least 5 sec onds Text appears that shows saving the delivery setting The nom values found during service Enter the code for service mode and then press all three of the pan el s buttons for at least 5 seconds at the same time Text appears that displays that storage of delivery setting has occurred ay s oni Polar WEURONOM ses Resetting operating gauge All operating gauges can be reset at the same time Read in the code for service mode and then press the panel s enter and r
31. n the upper section of the tank See Fig 9 2 Reset the shunt motor from automatic mode by pressing in the knob and then turning to the desired position The blue red scale indicates how open the valve is Max blue closed valve no heat ing and max red open valve max heating By turning the knob so that it springs out the motor is reset to automatic mode This must be carried out manually as long as the automatic does not function that is while the shunt valve mode is adapted to the outdoor temperature and desired room temperature Fig 21 ae Press and twist for T manual mode EURONOM f PAS LI S KRING I FUSE Control panel on ExoTrol Shunt motor with knob Xi 2 Page 28 2007 03 29 MEURONOM ExoAir Polaris Function description of control EXOAIR EXOAIR POLARIS EXOTROL and EXOTANK VPS Compressor operation Conditions for start a The temperature in the lower section of the VPS tank is below the nom value by 5 C which is hyster esis for on and off b The start timer switches on 10 minutes after the compressor has stopped The compressor cannot start more often than every 10 minutes to avoid over loading that can result in total failure C During the test that checks that there is water in the VPS tank which occurs for 185 seconds after mains voltage interruption If the test should give the alarm that there is no water in the VPS tank start is blocked d For hot gas temperatur
32. nder JN the correct value that the relevant VPS tank has 22 Set the correct size see point 12 on the main fuse under BEES sub menu EU Use the up button or the down button IJ 23 Go into the main menu under the heading BEES and move down the sub menu to ERES and move the marker with the up button to ENERO 24 ExoTrol now runs through a check program which checks that there is water in the VPS tank and that the compressor is rotating in the correct direction If the compressor rotates in the wrong direction there is a phase sequence alarm To rectify this one must break the power supply at the electrical cabinet and 2 close phases must be swapped in ExoTrol ExoTrol repeats the check program again 25 Venting the HP pos 15 fig 3 should be checked after operating for a short time L 26 The dirt filter fig 6 should be checked and cleaned if necessary after several days operation 27 Note the following information preferably with a pencil Size ExoAir Polaris Electrical output in the VPS tank Main fuse Plumbing and heating contractor Dr s hi Polar WEURONOM ses Electrician Commissioning date X UEUFRONOM Visiting and delivery address Franska v gen 12 KALMAR Postal address Box 700 391 27 KALMAR SWEDEN Telephone 46 0 480 221 20 Telefax 46 0 480 870 17 www euronom se info euronom se MY A QEVURONOM WWW euronom se Graphic form amp Layout
33. or sensor esse 29 Calibrating temperature SENSOT cccccssseeececeeeeeeseeeeeeseeeeeesseuseeeseas 29 EI CING DOIGT ener enantio ere T 29 ExoAir ExoAir Polaris Nom value for HP Electric boiler Auxiliary heating 29 Step limiter heating cartridges in the VPS tank 29 LOOTO o eee een ee eee re eee ene ees ee nn anes en eee eee eee 30 Nom value for outlet temperature cccccceccceceeceeeeeeeeeeeeeseeeeseeeeeees 30 Room sensor CONN NER rens rr ee erence RR RAR RR nn 30 SS 61011 Go 611 2 Cente eee ee ee Mean EET 30 Additional heat from heating cartridge in VPS tank 30 Operating QallQG ieuuce erroe ean tantura na a kt onn na SU ntm Des asas rr nes dues ka din e aera x aS 30 Quick store of delivery SettiNOS sssmmsrsssssrrrreserrrrerenrerrrrrrrrrrrrrrrn rr rr n nr nn rr n an 30 Resetting operating gauge eese nenne nennen nnn 31 Alarm contact Service s sissssssress setosktonsrossansrose nnssenrsstsrnessktonbrrkssntrskrna 31 Setting model SeleCtiON sssressrrressrrrerrrrrerrrrrer renen renen ennen rer rr narr r ene r rn enn 31 SS EN OU ONS teens cena chia vane oi 31 Temperature sensor resistance in kOhm at different temperatures 31 15 Check list Commissioning ExoAir eee eee eee 32 16 Check list Commissioning ExoAir Polaris
34. quirements such as for a hot tub the coil exchanger may need to be supplemented with an electric hot water heater The heater is then connected in series with the coil exchanger in ExoTank VPS Hot water circulation hwc is not suitable for combination with ExoTank VPS The water softener ExoRen is recommended for use in hard water areas This prevents problems with cal cium deposits in the pipes and hot water heater Sold as an accessory Power cuts In event of long power cuts and low outdoor temperatures the water in the condenser can freeze To prevent this the water can be drained by slackening off the pipe connections under the heat pump with a suitable wrench Before the connections are slackened off the ball valves for the inlet and return lines must be closed Hose amp pump kit fig 6 When the heat pump can be put into use again reinstall the pipes and open the ball valves Before start ing operation the air in the system must be vented using the venting valve on the condenser pos 15 fig 1 ExoAir fig 3 Polaris Electrical installation Electrical installation must be carried out by an authorised electrician All cable routing must be accord ing to the applicable regulations ExoAir and ExoTank Air are connected according to the wiring diagram on pages 12 13 The electrical connection to ExoTrol is made using wiring to ExoAir and ExoTank as well as outdoor sensor and room sensor Fig 7 Fig 7 Indoor sensor Ou
35. r and that the water circuit is vented otherwise contact service If the low pressure pressostat has tripped it can be reset The cause could be lack of refrigerant or that the fan is stationary Check that the sight glass is clean without bubbles when the heat pump is running Contact service If sensor fault is indicated contact service Does not apply to outdoor sensors in summertime it is probably sunlit anyway ok e Page 26 2007 03 29 QEURONOM ExoAir Polaris Tips for troubleshooting When fault tracing always start by checking if there is an alarm text in the text display Continue by reading off all actual values note each value and status Test that all outputs function with the help of the text panel Always check this before opening and progressing to the source of the problem Maintenance and checks Exoair has a casing and inner panels of stainless steel 2333 This gives very good protection against cor rosion Discoloration of the panels may occur in conditions with significant chemical air pollution in conjunc tion with rain and certain coastal areas We recommend therefore that the casing is rinsed with clean water once a month If discoloration occurs it can be removed using Avesta OriginalFinish Rust Remover that can be ordered from Euronom In our experience this only happens at a few and limited locations Avesta OriginalFinish Rust Remover Avesta OriginalFinish Rust Remover can be ordered
36. r setting Use the right button ff to change to a new next menu text box Use the up button Eto move to the next option in the menu active function is marked by a filled box or increase the value of the parameters value that must be set Use the down button to reduce the value of the parameter to be set ava Page 20 2007 03 29 QEURONOM ExoAir Polaris The box is only available if Room sensor operation with is selected in the B VALUE menu Eor ExoAir 16 Polaris 16 the max output is 9 kW Dr s boAir Polar WEURONOM 20702 O ERROR SIGNAL ERROR ON kkk Note AN Note Does not apply to ExoAir Polaris Only for ExoAir Installation and service settings Installer Certain values can be changed from the factory values during installation installer and during service to suit the installation customer better On installation the installer must initially check that the different components of the installation can be correctly activated This is done under Test Parameter values and calibrations that can be set under Nom value service code must not be changed without consulting the supplier 1 I I i u Pump is stopped at 25 C for Polaris ava Page 22 2007 03 29 QEURONOM ExoAir Polaris Note Do not run the compressor for longer than a few minut
37. rcuited sensor if the temperature is above 135 C In event of sensor errors the sensor must be replaced to reset the alarm Dr p ExoAir Polaris QEURONOM 2007 03 29 Page 29 Outlet sensor HW heater sensor and HP sensor Open circuit in sensor when temperature is below 0 C There is an alarm for a short circuited sensor if the temperature is above 87 C In event of sensor errors the sensor must be replaced to reset the alarm Room sensor Open circuit in sensor when temperature is below 0 C There is an alarm for a short circuited sensor if the temperature is above 37 C In event of sensor errors the sensor must be replaced to reset the alarm Outdoor sensor Open circuit in sensor when temperature is below 51 C There is an alarm for a short circuited sensor if the temperature is above 37 C In event of sensor errors the sensor must be replaced to reset the alarm Calibrating temperature sensor If necessary it is possible to calibrate all sensors In the menu service settings there is a menu for each sensor Set to the desired temperature using the and buttons Use another temperature instrument and adjust until the control display corresponds to it It can be adjusted 6 C The hot gas sensor must be adjusted at a temperature exceeding 50 C because of the measure ment range The others must be adjusted at normal operating temperatures Electric boiler ExoAir amp ExoAir Polaris Nom value for HP Ele
38. tdoor sensor Exotrol with wiring supplied ExoTrol is installed close to ExoTank Air at eye level The two pre installed cables with multi pole pin con nectors that must be connected to ExoTank Air are each 3 m long Supply from the house s fuse box is via 5G x 4mm2 20A 400V to the safety breaker switch which breaks all the phases and neutral The cover of the electrical cabinet can only be opened when the main switch is switched off Fig 8 RPE man HEURONOM Fig 8 Exotrol with front panel removed Exotrol with front panel removed and control panel folded down The table records the current consumption that can occur with different combinations of heat pumps and heating cartridges It can be generally said that the heat pump current consumption and output increases with rising air temperatures and therefore higher evaporation temperature The table shows the current con sumption at an evaporation temperature of 10 C and condensing temperature 60 C N Note ExoTrol is dimensioned for max 254A If the heat pump in combination with the heat ing cartridges has a current consumption greater than 25A a cartridge must be controlled separately and not through ExoTrol alternatively choose heating cartridges with lower output Be aware that higher current consumption than indicated can occur at higher air temperatures when the heat pump works with two heating cartridges at the same time This can occur in t
39. the toroid transformers accessory are installed on terminal block 1 4 in ExoTrol 43 Check that the motor protection is correctly installed for the size of ExoAir The size is stated on the type plate located in the compressor area on the right side of ExoAir ExoAir Polaris 10 7 8A 16 10A 44 OnlyExoAir Polaris 16 ExoTrol must have contactors and motor protection set for 10A 45 Check that the thin cable from ExoTrol to HP is connected on terminal block 8 1 9 2 10 3 RPE Page 36 2007 03 29 QEURONOM ExoAir Polaris 46 Check that the thick cable is connected in ExoTrol to contactor K20 L3 1 L2 2 L1 3 and on terminal block 14 4 15 5 16 6 11 8 ground y g Cable 7 must not be used 17 Check that the charge pump is connected to terminal block 12 13 in ExoTrol 18 Turn the main switch on ExoTrol and check that the green ON lamp illuminates If the lamp does not illuminate check the 3 fuses in the electrical cabinet and press in the automatic fuse fig 18 on ExoTrol 49 Check that the red Error lamp does not illuminate on ExoTrol If the red Error lamp illuminates check which alarm is active in the display Normal text in this display in this mode is zm sees emu m emm 20 Check that the values under the heading Heat setting page 23 are suitable for the relevant installation With floor heating there is the possibility of setting a max temp 21 Set BEES in the main menu u
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