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Installer manual

1. Only heat pump with enamelled vessel 1x230 V 3x230 V 6 10 kW 3x400V 5 kW has auxiliary switch for motor cut out Designations in component locations according to standard IEC 81346 1 and 81346 2 1x230 V 5 12 kW 3x400 V 5 kW 3x400 V 6 12 kW 3x230 V 10 kW NIBE F1245 3x230 V 12 kW Electrical components AA 10 Softstart card BE4 Phase sequence monitor 3 phase CA 1 Capacitor FB 1 Motor cut out QA 10 Contactor compressor QA 30 Soft starter RF 1 Suppression capacitor X301 Terminal block X302 Terminal block 1x230 V 230 3 V 6 10 kW 3x400V 5 kW has auxiliary switch for motor cut out Designations in component locations according to standard IEC 81346 1 and 81346 2 Chapter 3 The heat pump design 11 12 Cooling section 1x230V 5 kW 3x400V 5 kW a 1x230V 8 12 kW 3x400V 12 kW Chapter 3 The heat pump design Pipe connections XL20 Service connection high pressure XL 21 Service connection low pressure HVAC components GP 1 Circulation pump GP2 Brine pump QM 1 Drainage climate system QM 2 Draining brine side Sensors etc BP 1 High pressure pressostat BP2 Low pressure pressostat BT 3 Temperature sensors he
2. 3x230V 6 8 10 12 Max operating current compressor Arms 8 0 10 4 13 0 14 4 Including Control system and Circulation pumps Starting current with soft start Arms 52 20 3 57 20 8 65 5 23 73 5 Max permitted impedance at connection point 1 ohm Max operating current heat pump including 2 kW immersion heater Arms 17 5 20 20 20 22 25 24 25 Recommended fuse rating Max operating current heat pump including 4 kW immersion heater Ams 24 25 26 32 28 32 30 32 Recommended fuse rating Max operating current heat pump including 6 kW immersion heater Arms 24 25 26 32 28 32 30 32 Recommended fuse rating Max operating current heat pump including 9 kW immersion heater Arms 36 40 38 40 40 40 42 50 Recommended fuse rating Output Brine pump W 30 87 30 87 35 185 35 185 Output Heating medium pump W 7 67 7 67 7 67 7 67 IP class IP 21 Refrigerant circuit Type of refrigerant R407C Volume kg 1 8 2 3 2 5 2 2 Cut out value pressostat HP MPa 2 9 29 bar Difference pressostat HP MPa 0 7 7 bar Cut out value pressostat LP MPa 0 15 1 5 bar Difference pressostat LP MPa 0 15 1 5 bar Brine circuit Energy class Brine pump low energy Max system pressure brine MPa 0 3 3 bar Min flow l s 0 25 0 33 0 39 0 47 Nominal flow l s 0 30 0 42 0 51 0 65 Max external avail press at nom flow kPa 58 48 8
3. n Existe L is 1 o ps ike M e EFE RN 5 5 lO re 60 co Q ire Te N m p A I 560 440 600 525 470 390 210 130 50 M 1 i Ke N eo N e This dimension applies at 90 angle on the brine pipes side connection The dimension can vary approx 100 mm in height as the brine pipes partially consist of flexible pipes Chapter 12 Technical data NIBE F1245 Technical specifications Cc 1x230V 1x230V 5 8 12 Output data at nom flow Refers to performance of heat pump excl circulation pumps 0 35 Rated output kw 4 83 8 33 11 88 Cooling output kw 3 74 6 60 9 30 Electrical output kw 1 09 1 73 2 58 COP 4 44 4 82 4 60 0 50 Rated output kW 3 85 7 80 11 25 Cooling output kW 2 62 5 54 7 90 Electrical output kW 1 23 2 26 3 35 COP 3 13 3 45 3 36 Output data according to EN 14511 0 35 Rated output kw 4 65 8 15 11 60 Electrical output kw 1 13 1 84 2 72 COPEN14511 4 12 4 44 4 27 0 45 Rated output kw 3 98 7 75 10 99 Electrical output kw 1 21 2 18 3 20 COPEN14511 3 29 3 55 3 44 Additional power kw 1 2 3 4 5 6 7 Electrical data Rated voltage 230V 50 Hz Max operating current compressor Arms 9 5 15 22 5 Including Control system and Circulation pumps Starting current Arms 23 32 40 Max permitted i
4. 60 0909799090 10096 Flow 0 02 04 06 08 1 12 Us Chapter 6 Commissioning and adjusting 37 38 Pump capacity diagrams heating medium F1245 8 and 12 kW side Available pressure kPa To set the correct flow in the climate system the correct Electrical output W speed must be set for the heating medium pump in the dif 80 ferent operating conditions 70 P00 The flow must have a suitable temperature difference for e the operation heating operation 5 10 C hot water regen 50 eration 8 10 C pool heating approx 15 C between 40 96 6 flow temperature BT2 and the return temperature BT3 30 pho 055 Check these temperatures in menu 3 1 service info and 20 ETT ek adjust the heating medium pump GP1 speed until the 10 40 temperature difference is achieved A high difference indic 0 Flow ates a low heating medium flow and a low difference indic 0 0 05 0 10 0 15 0 20 0 25 0 30 0 35 0 40 0 45 Is ates a high heating medium flow Set the speed of the heating medium pump in menu 5 1 11 F1245 10 kW see page 60 Read off what speed the heating medium pump should be T pressure kPa ectrical output W from the diagrams below db 70 9 Available pressure p Electrical output 100 40 PROS F1245 5 kW 38 P6096 20 60 Available pressure kPa rie Electrical output W
5. Water heater Volume water heater 180 Max pressure in water heater MPa 1 0 10 bar Capacity hot water heating according to EN 255 3 Tap volume 40 C at Eco comfort 197 196 192 189 185 COP at Eco comfort 3 5 3 5 3 4 3 3 3 2 Idle loss Eco comfort W 30 30 30 30 30 Tap volume 40 C at Normal comfort 224 222 218 214 210 COP at Normal comfort 3 2 3 2 3 1 3 1 3 0 Idle loss Normal comfort W 32 32 32 32 32 Tap volume 40 C at Lux comfort 209 207 252 248 243 COP at Lux comfort 3 2 3 2 3 1 3 0 2 9 Idle loss Lux comfort W 34 34 34 34 34 Dimensions and weight Width mm 600 Depth mm 620 Height mm 1800 Required ceiling height 2 mm 1950 Weight complete heat pump kg 305 310 325 330 335 Weight only cooling module kg 110 115 125 130 135 Chapter 12 Technical data NIBE F1245 Miscellaneous 5 6 8 10 12 Part no 1x230V Stainless steel 665 361 665 363 665 365 Part no 3x230V Stainless steel 665 342 665 343 665 344 665 345 Part number 3x400V Enamel for Germany Switzerland and 665 331 665 332 665 333 665 334 665 335 Austria only Part no 3x400V Enamel 665 302 665 303 665 304 665 305 Part no 3x400V Stainless steel 665 321 665 322 665 323 665 324 665 325 Part no 3x400V Copper 665 281 665 282 665 283 665 284 665 285 1 Max permitted impedance in the mains connected point in accord ance with EN 61000 3 11 Star
6. Refill the water seal with water Choked water seal NIBE F1245 Check and adjust the condensation water hose Chapter 10 Disturbances in comfort 71 72 11 Accessories Accessory card AXC 40 An accessory card is required if step controlled addition e g external electric boiler or if shunt controlled addition e g wood oil gas pellet boiler is to be connected to F1245 An accessory card is also required if the ground water pump or external circulation pump is connected to F1245 at the same time that the buzzer alarm is activated see page 72 Part no 067 060 Active Passive cooling module HPAC 40 Part no 067 076 Auxiliary relay HR 10 Part no 089 423 Buffer vessel UKV UKV 100 Part no 088 207 UKV 200 Part no 088 300 Communications module MODBUS 40 MODBUS 40 enables F1245 to be controlled and monitored using a computer connected to a local network Communic ation occurs using MODBUS RTU Part no 067 144 Communications module SMS 40 SMS 40 enables operation and monitoring of F1245 via a GSM module using a mobile phone via SMS messages If the mobile telephone also has the Android operating system the mobile application NIBE Mobile App can be used Part no 067 073 Exhaust air module FLM FLM is an exhaust air module specially designed to combine recovery of mechanical exhaust air with an energy collector in rock FLM Bracket pack FLM Part no 067 011 Part no 0
7. When cable routing in F1245 cable grommets e g UB1 UB3 marked in image must be used In UB1 UB3 the cables are inserted through the heat pump from the back to the front NOTE AN The switch SF1 must not be moved to I or ZA until the boiler has been filled with water Other wise the temperature limiter thermostat com pressor and the immersion heater can be damaged NOTE AN Electrical installation and service must be carried out under the supervision of a qualified electrician Cut the current with the circuit breaker before carrying out any servicing Electrical installation and wiring must be carried out in accordance with the stipulations in force Chapter 5 Electrical connections UB3 i Ll dq D FD1 m UB1 UB2 Miniature circuit breaker The heat pump and a large proportion of its internal com ponents are internally fused by a miniature circuit breaker FA1 Temperature limiter The temperature limiter FD1 cuts the current supply to the electrical addition if the temperature rises between 90 and 100 C and can be manually reset Resetting The temperature limiter FD1 is accessible behind the front cover
8. Check any external switches Low system pressure Not enough water in the climate system Top up the water in the climate system see page 27 Low or a lack of ventilation This part of the fault tracing chapter only applies if the NIBE FLM accessory is installed Filter HQ10 blocked m Clean or replace the filter Exhaust air device blocked or throttled down too much Check and clean the exhaust air devices Fan speed in reduced mode Enter menu 1 2 and select normal External switch for changing the fan speed activated Check any external switches High or distracting ventilation This part of the fault tracing chapter only applies if the NIBE FLM accessory is installed The ventilation is not adjusted Order implement ventilation adjustment Fan speed in forced mode m Enter menu 1 2 and select normal External switch for changing the fan speed activated Check any external switches Filter HQ10 blocked m Clean or replace the filter The compressor does not start There is no heating requirement The heat pump does not call on heating nor hot water Minimum time between compressor starts has not been reached Wait 30 minutes and check if the compressor has star ted Alarm tripped Follow the display instructions Gurgling sound This part of the fault tracing chapter only applies if the NIBE FLM accessory is installed Not enough water in the water seal
9. Connecting current sensors A current sensor should be installed on each incoming phase conductor in to the distribution box to measure the current The distribution box is an appropriate installation point Connect the current sensors to a multi core cable in an en closure next to the distribution box Use a multi core cable of at least 0 5 mm2 from the enclosure to the heat pump Connect the cable to the input card AA3 on terminal block X4 1 4 where X4 1 is the common terminal block for the three current sensors The size of the property s main fuse is set in menu 5 1 12 Incoming electricity PEN Ly Le L3 Electrical distribution unit Heat pump T1 T2 T3 8 8 8 e 12 3 4 Chapter 5 External connection options F1245 has software controlled inputs and outputs on the input card AA3 for connecting the extern switch function or sensor This means that when an external switch function or sensor is connected to one of six special connections the correct function must be selected to the correct connection in the software in F1245 ae Caution If an external switch function or sensor is connected to F1245 the function to use input or output must be selected in menu 5 4 see page 62 Selectable inputs on the input card for these functions are AUX1 X6 9 10 AUX2 X6 11 12 AUX3 X6 13 14 AUX4 X6 15 16 and AUX5
10. Day Select which day or days of the week the schedule is to apply to here To remove the scheduling for a particular day the time for that day must be reset by setting the start time to the same as the stop time If the line all is used all days in the period are set for these times Chapter 8 Control Menus 51 52 Time period The start and stop time for the selected day for scheduling are selected here Adjusting Set the hot water comfort that is to apply during scheduling here TIP m If you wish to set similar scheduling for every day of the week start by filling in all and then chan ging the desired days ee Caution If the stop time is before the start time it means that the period extends past midnight Scheduling always starts on the date that the start time is set for Menu 2 9 advanced Menu has orange text and is intended for the advanced user This menu has several sub menus Menu 2 9 1 periodic increases period Setting range 1 90 days Default value 14 days start time Setting range 00 00 23 00 Default value 00 00 To prevent bacterial growth in the water heater the com pressor and the immersion heater can increase hot water temperature at regular intervals The length of time between increases can be selected here The time can be set between 1 and 90 days Factory setting is 14 days Untick activated to switch off the function Menu 2 9 2 hot water recirc ac
11. This information states which product the software is inten ded for the software version and general information about them If you wish to select another file than the one selected the correct file can be selected by choose another file start updating Select start updating if you want to start the update You are asked whether you really want to update the software Respond yes to continue or no to undo If you responded yes to the previous question the update starts and you can now follow the progress of the update on the display When the update is complete F1245 restarts NOTE i X A software update does not reset the menu set tings in F1245 NOTE AN If the update is interrupted before it is complete for example power cut etc the software can be reset to the previous version if the OK button is held in during start up until the green lamp starts to illuminate takes about 10 seconds choose another file update firmware 7 1 m fle2nibe file4 nibe fletnibe Select choose another file if you do not want to use the suggested software When you scroll through the files in formation about the marked software is shown in a fact box just as before When you have selected a file with the OK button you will return to the previous page menu 7 1 where you can choose to start the update Menu 7 2 logging logging 7 2 f activated interval Setting range 1 5 60 min Default settin
12. 5 kOhm 40 351 0 3 256 35 251 6 3 240 30 182 5 3 218 25 133 8 3 189 20 99 22 3 150 15 74 32 3 105 10 56 20 3 047 5 42 89 2 976 0 33 02 2 889 5 25 61 2 789 10 20 02 2 673 15 15 77 2 541 20 12 51 2 399 25 10 00 2 245 30 8 045 2 083 35 6 514 1 916 40 5 306 1 752 45 4 348 1 587 50 3 583 1 426 55 2 968 1 278 60 2 467 1 136 65 2 068 1 007 70 1 739 0 891 75 1 469 0 785 80 1 246 0 691 85 1 061 0 607 90 0 908 0 533 95 0 779 0 469 100 0 672 0 414 Pulling out the cooling module The cooling module can be pulled out for service and trans port ise Caution The cooling module is easier to remove if it is drained first see page 64 Weight of the cooling module Type kW Weight kg 5 110 6 115 125 10 130 12 135 Chapter 9 Service NOTE AN Shut off the heat pump and turn off the current on the safety breaker ET Caution Remove the front cover according to the description on page 6 Q Close the shut off valves QM32 QM33 and QM34 Drain the cooling module according to the instructions on page 64 1 WP4 QM33 iari IN QM34 QM32 2 Pull off the lock catches Disconnect the pipe connection at the pipe coupling WPA 4 Remove the two screws NIBETM F1245 Remove the connections from the base card AA2 NOTE AN At reinstallation the supplied O rings must replace the existing ones at
13. F1245 Menu 2 HOT WATER 2 HOT WATER 2 1 temporary lux Overview 2 2 comfort mode 2 3 scheduling 2 9 advanced 2 9 1 periodic increases Accessory needed Sub menus For the menu ROAS there are several sub menus Status information for the relevant menu can be found on the display to the right of the menus AWENA Activation of temporary increase in the hot water temperature Status information displays off or what length of time of the temporary temperature increase remains Setting hot water comfort The status inform ation displays what mode is selected economy normal or luxury Scheduling hot water comfort Status informa tion set displays if any part of the schedule is active at present holiday setting displays if vacation setting is in progress menu 4 7 otherwise it displays off Setting periodic increase in the hot water temper ature Menu 2 1 temporary lux Setting range 3 6 and 12 hours and mode off Default value off When hot water requirement has temporarily increased this menu can be used to select an increase in the hot water temperature to lux mode for a selectable time E Caution If comfort mode luxury is selected in menu 2 2 no further increase can be carried out The function is activated immediately when a time period is selected and confirmed using the OK button The time to the right displays the remaining time at
14. 4 h Here you select the return time for temporary speed change speed 1 4 on the ventilation in menu 1 2 Return time is the time it takes before ventilation speed re turns to normal Menu 1 9 7 own curve supply temperature Setting range 15 70 C You can create your own heating curve here if there are special requirements by setting the desired supply temper atures for different outdoor temperatures Caution Curve 0 in menu 1 9 1 must be selected for this curve to apply Menu 1 9 8 point offset outdoor temp point Setting range 40 30 C Default value 0 C change in curve Setting range 10 10 C Default value 0 C Chapter 8 Control Menus 49 50 Select a change in the heating curve at a certain outdoor temperature here A one degree change in room temperature requires one increment for underfloor heating and approx imately two to three increments for the radiator system The heat curve is affected at 5 C from set outdoor temp point It is important that the correct heating curve is selected so that the room temperature is experienced as even TIP b M Q If it is cold in the house at for example 2 C outdoor temp point is setto 2 and change in curve is increased until the desired room tem perature is maintained Caution Wait 24 hours before making a new setting so that the room temperature has time to stabilise Chapter 8 Control Menus NIBE
15. Extra circulation pump 25 F Filling and venting 27 Filling and venting the brine system 27 Filling and venting the climate system 27 Filling the hot water heater 27 Symbol key 28 Filling and venting the brine system 27 Filling and venting the climate system 27 Filling the hot water heater 27 H Heating medium side 15 Connecting the climate system 15 Helping the circulation pump to start 65 NIBE F1245 Help menu 43 Hot water circulation 25 Hot water heater 15 Connecting the hot water heater 15 I mportant information 2 Safety information 2 nspection of the installation 3 nstallation area 5 M anage alarm 70 enu 1 INDOOR CLIMATE 44 enu 2 HOT WATER 51 enu 3 INFO 53 enu 4 HEAT PUMP 54 enu 5 SERVICE 58 enu system 41 Help menu 43 Operation 42 Scroll through the windows 43 Selecting menu 42 Selecting options 42 Setting a value 43 Miniature circuit breaker 18 Motor cut out 18 Resetting 18 N NV 10 pressure level flow monitor brine 25 0 OK button 0 Operation 42 Optional connections 24 Outdoor sensor 21 P Pipe connections 13 Brine side 14 Dimensions and pipe connections 14 Docking alternatives 16 General 13 Heating medium side 15 Hot water heater 15 Pipe dimensions 14 Symbol key 13 System diagram 13 Pipe dimensions 14 Possible selection for AUX inputs 24 Possible selection for AUX output potential free variable relay 25 Post adj
16. For more information about the different parts of the start guide see page 28 NIBE F1245 Menu 5 8 quick start It is possible to start the compressor from here mee Caution There must be a heating or hot water demand to start the compressor EF Caution Do not quick start the compressor too many times in succession over a short period of time as this may damage the compressor and its ancillary equipment Menu 5 9 floor drying function length of period 1 3 5 7 Setting range 0 30 days Default value 2 days temp period 1 3 5 7 Setting range 15 70 C Default value temp period 1 20 C temp period 2 30 C temp period 3 40 C temp period 5 40 C temp period 6 30 C temp period 7 20 C length of period 4 Setting range 0 30 days Default value 3 days temp period 4 Setting range 15 70 C Default value 45 C Set the function for under floor drying here You can set up to seven period times with different calcu lated flow temperatures If less than seven periods are to be used set the remaining period times to O days Mark the active window to activate the under floor drying function A counter at the bottom shows the number of days the function has been active The function counts de gree minutes as during normal heating operation but for the flow temperatures that are set for the respective period NOTE AN During floor drying the heating medium pump in 100 runs r
17. La Lo 3 30 5 Za ee 1 10 0 10 20 30 40 C mb Nt OUTSIDE TEMPERATURE OFFSET HEAT CURVE 2 SUPPLY TEMPERATURE HEATING CURVE C 70 151413 12 11 10 9 8 60 7 6 50 rT 5 4 40 3 30 5 20 30 40 C 25S OUTSIDE TEMPERATURE OFFSET HEAT CURVE 0 SUPPLY TEMPERATURE C 70 HEATING CURVE 151413 12 11 10 9 60 50 wo A aA DN o 5 5 OFFSET HEAT CURVE 2 20 30 40 C OUTSIDE TEMPERATURE 27 Setting operating mode op mode auto manual add heat only op mode Setting range auto manual add heat only Default value auto functions Setting range compressor addition heating cooling The heat pump operating mode is usually set to auto It is also possible to set the heat pump to add heat only but only when an addition is used or manual and select yourself what functions are to be permitted Change the operating mode by marking the desired mode and pressing the OK button When an operating mode is selected it shows what in the heat pump is permitted crossed out not permitted and selectable alternatives to the right To select selectable functions that are permitted or not you mark the function using the control knob and press the OK button Operating mode auto In this operating mode you cannot select which f
18. Reset the temperature limiter by pressing the button FD 1 SF2 using a small screwdriver Motor cut out Motor protection breaker FB1 cuts the power to the com pressor if the current is too high Resetting The motor protection breaker FB1 is accessible behind the front cover The breaker is reset by twisting the control knob to horizontal position CER Caution Check the miniature circuit breaker temperature limiter and motor protection breaker They may have tripped during transportation NIBE F1245 Accessibility electrical connection Removing the cover base board The plastic cap of the electrical boxes is opened using a screwdriver ee Caution To remove the cover for the base board the cover for the input circuit board must first be removed NOTE AN The cover for the input card is opened without a tool Removing the cover input circuit board 1 Push the catch down 2 Angle out the cover and remove it Removing the cover immersion heater circuit board 1 Disconnect the switches using a screwdriver 2 Insert the screwdriver A and pry the catch carefully downwards B 3 Angle out the cover and remove it Cable lock Use a suitable tool to release lock cables in the heat pump terminal blocks 1 Insert the screwdriver A and
19. X6 17 18 Selectable outputs are AA3 X7 block heating activate temp lux not used not used not used alarm output External F1245 oe 9 10 ON 11 12 13 14 15 16 6 emeen TIT PASS The example above uses the inputs AUX1 X6 9 10 andAUX2 X6 11 12 on the input circuit board AA3 Ee Caution Some of the following functions can also be activ ated and scheduled via menu settings Possible selection for AUX inputs Switch for external blocking of addition and or compressor In those cases external blocking of addition and or com pressor is wanted this can be connected to terminal block X6 on the input card AA3 which is positioned behind the front cover The additional heat and or the compressor are disconnected by connecting a potential free switch function to the input selected in menu 5 4 see page 62 External blocking of addition and compressor can be com bined A closed contact results in the electrical output being discon nected Switch for external blocking of heating In those cases external blocking of heat is used this can be connected to terminal block X6 on the input card AA3 which is positioned behind the front cover Heating operation is disconnected by connecting a potential free switch function to the input selected in
20. ample a cellar that you always want to heat even in summer You may also need to increase the value in stop heating menu 4 9 2 auto mode setting Chapter 6 25 Setting max flow line temp gt max flow line temperature climate system 1 climate system 2 climate system 3 climate system 4 climate system Setting range 15 80 C Default value 60 C Set the maximum supply temperature for the climate system here If the installation has more than one climate system individual maximum flow temperatures can be set for each system Caution Underfloor heating systems are normally set between 35 and 45 C Check the max floor temperature with your floor supplier 26 Setting the heat curve gt system v flow temperature C outdoor temp C At basic setting the climate system heating curve and temperature heating curve offset must be changed Further information on how to set the heating curve can be found on page 47 Setting automatic heating controls with diagram The diagrams are based on the dimensioned outdoor tem perature in the area and the dimensioned supply temperature of the climate system When these two values meet the heating control s curve slope can be read This is set under heating curve in menu 1 9 1 SUPPLY TEMPERATURE HEATING CURVE s 151413 12 11 10 70 9 60 8 772 7 50 6 a 5 40 4
21. binary stepping deactivated 0 3 Setting range binary stepping activated 0 7 Default value 3 Make settings for step controlled addition here Step con trolled addition is for example an external electric boiler It is possible for example when the addition is to start to set the maximum number of permitted steps and whether binary stepping is to be used See the accessory installation instructions for function de scription 22 Checking the measurement values from sensor 4 Check whether the following externally installed sensors are within their permitted values outdoor temp EB100 BT1 external flow temp EB100 BT25 boiler sensor EM1 BT52 pool temperature EPx BT51 heat medium flow EP21 BT2 Check here whether the selected externally mounted sensor shows permitted values for the installation Chapter 6 33 34 23 Setting time and date Set time and date and display mode here 24 Setting min flow line temp gt min flow line temp climate system 1 climate system 2 climate system 3 climate system 4 climate system Setting range 15 50 C Default values 15 C Set the minimum temperature on the supply temperature to the climate system This means that F1245 never calculates a temperature lower than that set here If there is more than one climate system the setting can be made separately for each system TIP hi Q The value can be increased if you have for ex
22. scription Chapter 6 32 13 Setting extra climate system gt extra climate system mixing valve amplification 2 mixing valve step delay 2 mixing valve amplification 3 mixing valve step delay 3 mixing valve amplification 4 This part of the start guide is only displayed if the alternative is selected in a previous menu and the accessory is installed mixing valve amplifier Setting range 0 1 10 0 Default value 1 0 mixing valve step delay Setting range 10 300 s Default values 30 s Set the shunt amplification and shunt waiting time for the different extra climate systems that are installed See the accessory installation instructions for function de scription 14 Setting pool heating pool activated start temp stop temperature 265 This part of the start guide is only displayed if the alternative is selected in a previous menu and the accessory is installed start temp Setting range 15 0 70 0 C Default value 22 0 C stop temperature Setting range 15 0 70 0 C Default value 24 0 C Select whether the pool control is to be activated and within what temperatures start and stop temperature pool heating must occur When the pool temperature drops below the set start tem perature and there is no hot water or heating requirement F1245 starts pool heating Untick activated to switch off the pool heating Chapter 6 age Caution The start temperature
23. 10 0 Flow 80 0 0 05 0 0 0 5 0 20 0 25 0 30 0 35 040 ls 70 P 60 50 m P8094 30 gt 2 00 10096 M PAQ95 6096 6 P Flow 0 0 05 0 10 0 15 0 20 0 25 0 30 0 35 0 40 0 45 Is F1245 6 kW Available pressure kPa Electrical output W 80 70 p 60 50 40 30 100 20 PE0 80 40 60 10 40 P80 Flow 0 0 0 05 0 10 0 15 0 20 0 25 0 30 0 35 0 40 0 45 Is Chapter 6 Commissioning and adjusting NIBE F1245 Readjusting venting heat medium side Air is initially released from the hot water and venting may be necessary If gurgling sounds can be heard from the heat pump or climate system the entire system will require addi tional venting Readjusting venting collector side Level vessel Check the fluid level in the level vessel CM2 If the fluid level has dropped top up the sys tem 1 Close the valve under the vessel 2 Disconnect the connection on top of the vessel 3 Fill with brine until approx 2 3 of the vessel is full 4 Reconnect the connector at the top of the vessel 5 Open the valve under the vessel The pressure is raised by closing the valve on the incoming main line when the brine pump GP2 is running and the level vessel CM2 is open so that liquid is drawn down from the vessel Expansion vessel P If a pressure expansion vessel CM3 is used QE instead of a level vessel the pressure level is check
24. 2011 Symbols NOTE AN This symbol indicates danger to machine or person 7 Caution This symbol indicates important information about what you should observe when maintaining your installation TIP XN cud Q This symbol indicates tips on how to facilitate using the product Chapter 1 Important information Serial number The serial number can be found at the bottom right of the front cover and in the info menu menu 3 1 Serial number Caution Always give the product s serial number when re porting a fault Country specific information Installer manual This installer manual must be left with the customer NIBE F1245 Inspection of the installation Current regulations require the heating installation to be inspected before it is commissioned The inspection must be carried out by a suitably qualified person Fill in the page for information about installation data in the User manual Description Brine page 14 Signature Date System flushed System vented Antifreeze Level Expansion vessel Particle filter Safety valve Shut off valves Circulation pump setting Heating medium page 15 System flushed System vented Expansion vessel Particle filter Safety valve Shut off valves Circulation pump setting Electricity page 18 Fuses heat pump Fuses property Outside sens
25. 25 Symbol key 13 28 Symbols 2 System diagram 13 T Technical data 73 Dimensions and setting out coordinates 73 Technical Data 74 Technical Data 74 Working range heat pump 79 Temperature limiter 18 Resetting 18 Temperature sensor external flow line 21 Temperature sensor data 66 The heat pump design 8 Component list cooling section 12 Component list electrical cabinets 10 Component location cooling section 12 Component location electrical cabinets 10 Component locations 8 List of components 8 Transport 5 Troubleshooting 70 U USB service outlet 68 Ww Working range heat pump 79 Chapter 13 Item register 81 82 Chapter 13 NIBE F1245 NIBE F1245 Chapter 13 83 84 Chapter 13 NIBE F1245 NIBE AB Sweden Hannabadsv gen 5 Box 14 SE 285 21 Markaryd info nibe se www nibe eu 431040
26. Electrical connections 21 22 Settings FD1 BT30 ag AA1 SF2 AA1 X3 Electrical addition maximum output On delivery the immersion heater is connected for a maxim um of 7 kW 3x400V and 1x230V or 9 kW 3x230V For 3x400V the immersion heater cannot be switched to 9 kW The immersion heater s output is split into seven steps four steps at 3x230V or if the immersion heater for 3x400V is Switched to maximum 9 kW according to the table below Setting max electrical output Setting maximum output in the electrical addition is done in menu 5 1 12 The tables display the total phase current for the immersion heater Switching to maximum electrical output NOTE AN This switch only applies to 3x400V If more than the maximum output for the immersion heater connected on delivery is needed the heat pump can be switched to maximum 9 kW Move the white cable from terminal block X7 23 to terminal block X3 13 the seal on the terminal block must be broken on the immersion heater card AA1 3x400V maximum electrical output connected upon delivery 7 kW Max elec Max phase Max phase Max phase trical addi current current current tion kW L1 A L2 A L3 A 0 0 0 0 1 0 0 4 3 2 0 8 7 0 3 0 8 7 4 3 4 0 8 7 8 7 5 8 7 8 7 43 6 8 7 8 7 8 7 7 8 7 8 7 13 Chapter 5 Electrical connections 3x400V maximum electrical output switched to 9 kW
27. F1245 and the fuse size for the installation Here you can also check which current sensor is installed on which incoming phase to the property this requires current sensors to be installed see page 24 This is achieved by marking detect phase order and pressing the OK button The results of these checks appear just below where the checks were activated Menu 5 1 13 max inst el pwr BBR max installed el pwr only this machine Setting range 0 000 30 000 kW Default values 15 000 kW In order to meet certain building regulations it is possible to lock the device s maximum power output In this menu you can set the value corresponding to the heat pump s maximum power connection for heating hot water and cooling if applicable Note whether there are also external electrical components that are to be included After the value has been locked a weeks cooling off period starts After this period parts in the machine must be replaced in order to obtain greater power If the above building regulations are not applicable do not use this setting Menu 5 2 system settings Make different system settings for the heat pump here e g which accessories are installed There are two ways of activating connected accessories You can either mark the alternative in the list or use the automatic function search installed acc search installed acc Mark search installed acc and press the OK button to automatically find c
28. GP1 must be run during venting it can be started via the start guide NOTE AN The pipe from the coil in the container must be drained of water before air can be released This means that the system is not necessarily vented despite the flow of water when the venting valve QM22 is opened Filling the hot water heater Open a hot water tap in the house 2 Fill the hot water heater through the cold water connec tion XL3 3 When the water that comes out of the hot water tap is no longer mixed with air the water heater is full and the tap can be closed NIBE F1245 Filling and venting the brine system When filling the brine system mix the water with antifreeze in an open container The mixture should be protected against freezing down to about 15 C The brine is filled by connecting a filling pump 1 Check the brine system for leakage 2 Connect the filling pump and return line on the brine system s filler connector as illustrated 3 If alternative 1 level vessel is used close the valve under the level vessel CM2 4 Close the three way valve in the filler connector access ory Open the valves on the filler connector Start the filling pump Fill until liquid enters the return pipe Vent the brine system with venting valve on F1245 Close the valves on the filler connector Open the three way valve in the filler connector If alternative 1 level vessel is used open the valve under the l
29. Max elec Max phase Max phase Max phase trical addi current current current tion kW L1 A L2 A L3 A 2 0 8 7 0 4 0 8 7 8 7 6 8 7 8 7 8 7 9 8 7 16 2 16 2 3x230V Max elec Max phase Max phase Max phase trical addi current current current tion kW L1 A L2 A L3 A 1x230V Max elec trical addi tion kW Max phase current L1 A If the current sensors are connected the heat pump monitors the phase currents and allocates the electrical steps automat ically to the least loaded phase Emergency mode When the heat pump is set to emergency mode SF1 is set to AV only the most necessary functions are activated The compressor is off and heating is managed by the im mersion heater Hot water is not produced The load monitor is not connected NOTE AN Switch SF1 must not be moved to I or A until F1245 has been filled with water Otherwise the temperature limiter thermostat compressor and the immersion heater can be damaged NIBE F1245 Power in emergency mode The immersion heater s output in emergency mode is set with the dipswitch S2 on the immersion heater circuit board AA1 according to the table below Factory setting is 6 kW 3x400V maximum electrical output connected upon delivery 7 kW 3x400V maximum electrical output switched to 9 kW 2 kW _ o
30. Setting the fan speed exhaust air 12 Setting shunt controlled add heat gt fan sp exhaust air shunt controlled add heat normal start addition speed 1 minimum running time speed 2 40 min temp speed 3 mixing valve amplifier speed 4 100 96 mixing valve step delay 30 0 This part of the start guide is only displayed if the alternative This part of the start guide is only displayed if the alternative is selected in a previous menu and the accessory is installed is selected in a previous menu and the accessory is installed normal and speed 1 4 start addition Setting range 0 100 Setting range 2000 30 GM Default values 400 GM Set the speed for the five different selectable speeds for the fan here minimum running time Setting range 0 48h Caution Default value 12 h An incorrectly set ventilation flow can damage the house and may also increase energy consumption min temp Setting range 5 90 C Default value 55 C mixing valve amplifier Setting range 0 1 10 0 Default value 1 0 mixing valve step delay Setting range 10 300 s Default values 30 s Set when the addition is to start the minimum run time and the minimum temperature for external addition with shunt here External addition with shunt is then for example wood oil gas pellet boiler For the shunt you can set shunt amplification and shunt waiting time See the accessory installation instructions for function de
31. The heating medium pump starts 20 seconds before and stops at the same time as the compressor continuous Continuous operation Menu 5 1 11 pump speed heating medium hot water I heating I pool economy I cooling Setting range 0 100 96 Factory setting 5 KW 35 96 Factory setting 6 KW 40 96 Factory setting 8 kW Enamel 55 96 Factory setting 8 kW Copper Stainless steel 40 96 Factory setting 10 kW Enamel 70 96 Factory setting 10 kW Copper Stainless steel 55 96 Factory setting 12 kW Enamel 100 96 Factory setting 12 kW Copper Stainless steel 70 96 Set the speed at which the heat pump is to operate in the present operating mode hot water means operating mode hot water for the heating medium pump heating means operating mode heating for the heating medium pump pool means operating mode pool heating for the heating medium pump economy means operating mode heating for the heating medium pump but when the heat pump neither has a need for compressor operation nor electrical addition and slows down cooling means operating mode cooling for the heating medium pump NIBE F1245 Menu 5 1 12 internal electrical addition max connected el add Setting range 7 9 kw Default values 7 kW set max electrical add Setting range 0 9 kW Default values 6 kW fuse size Setting range 1 200A Default values 16 A Here you set the max electrical output of the internal elec trical addition in
32. add heat start addition Setting range 2000 30 GM Default values 400 GM minimum running time Setting range 0 48h Default value 12 h min temp Setting range 5 90 C Default value 55 C mixing valve amplifier Setting range 0 1 10 0 Default value 1 0 mixing valve step delay Setting range 10 300 s Default values 30 s Set when the addition is to start the minimum run time and the minimum temperature for external addition with shunt here External addition with shunt is then for example wood oil gas pellet boiler For the shunt you can set shunt amplification and shunt waiting time See the accessory installation instructions for function de scription Menu 5 3 3 extra climate system mixing valve amplifier Setting range 0 1 10 0 Default value 1 0 mixing valve step delay Setting range 10 300 5 Default values 30 5 Set the shunt amplification and shunt waiting time for the different extra climate systems that are installed See the accessory installation instructions for function de scription Menu 5 3 5 sms Make settings for the accessory SMS 40 here Add the mobile numbers that are to have access to change and receive status information from the heat pump Mobile numbers must include country code e g 46XXXXXXXX If you want to receive an SMS message in the event of the alarm mark the box to the right of the telephone number Chapter 8 Control Menus NOTE AN Tele
33. can be made separately for each system TIP E 7 m The value can be increased if you have for ex ample a cellar that you always want to heat even in summer You may also need to increase the value in stop heating menu 4 9 2 auto mode setting Menu 1 9 4 room sensor settings factor system Setting range 0 2 3 0 Default value 2 0 Room sensors to control the room temperature can be activ ated here Here you can set a factor that determines how much the supply temperature is to be affected by the difference between the desired room temperature and the actual room temperature A higher value gives a greater change of the heating curve s set offset If several climate systems are installed the above settings can be made for the relevant systems NIBE F1245 Menu 1 9 5 cooling settings accessory re quired min temp cooling flow Setting range 5 50 C Default value 10 cooling flow temp at 20 C Setting range 5 50 C Default value 20 coolant flow line at 40 C Setting range 5 50 C Default value 15 time betw switch heat cool Setting range 0 48h Default value 2 heat at room under temp Setting range 0 5 10 0 C Default value 1 0 cool at room over temp Setting range 0 5 10 0 C Default value 1 0 You can use F1245 to cool the house during hot periods of the year min temp cooling flow Set the minimum temperature on the supply temperature to the
34. cannot be set to a value that is higher than the stop temperature 15 Setting cooling function gt cooling min temp cooling flow cooling flow temp at 20 C coolant flow line at 40 C time betw switch heat cool close mix valves in cool mode This part of the start guide is only displayed if the alternative is selected in a previous menu In addition it requires either the accessory to be installed or that F1245 has an integrated function for cooling min temp cooling flow Setting range 5 50 C Default value 10 cooling flow temp at 20 C Setting range 5 50 C Default value 20 coolant flow line at 40 C Setting range 5 50 C Default value 15 time betw switch heaticool Setting range 0 48 Default value 2 heat at room under temp Setting range 0 5 10 0 C Default value 1 0 cool at room over temp Setting range 0 5 10 0 C Default value 1 0 You can use F1245 to cool the house during hot periods of the year min temp cooling flow Set the minimum temperature on the supply temperature to the climate system during cooling operation This means that F1245 never calculates a temperature lower than that set here cooling flow temp at 20 C Set the desired temperature on the flow temperature to the climate system during cooling operation when the outdoor temperature is 20 C F1245 then attempts to get as close to the set temperature as possible c
35. climate system during cooling operation This means that F1245 never calculates a temperature lower than that set here cooling flow temp at 20 C Set the desired temperature on the flow temperature to the climate system during cooling operation when the outdoor temperature is 20 C F1245 then attempts to get as close to the set temperature as possible coolant flow line at 40 C Set the desired temperature on the flow temperature to the climate system during cooling operation when the outdoor temperature is 40 C F1245 then attempts to get as close to the set temperature as possible time betw switch heaticool Here you can set how long F1245 is to wait before it returns to heating mode when the cooling demand has ceased or vice versa NIBE F124 ul heat at room under temp C Caution This setting option only appears if a room temper ature sensor is connected to F1245 and has been activated Here you can set how far the room temperature can drop below the desired temperature before F1245 switches to heating operation cool at room over temp Caution This setting option only appears if a room temper ature sensor is connected to F1245 and has been activated Here you can set how high the room temperature can in crease above the desired temperature before F1245 switches to cooling operation Menu 1 9 6 fan return time accessory re quired speed 1 4 Setting range 1 99 h Default value
36. cooling means that you get cooling in the accommoda tion in hot weather You can deselect the function when you do not wish to have the cooling running This alternative requires an accessory for cooling or if the heat pump has a built in function for cooling Keg Caution If you deselect addition it may mean that suffi cient heating in the accommodation is not achieved Menu 4 3 my icons You can select what icon should be visible when the door to F1245 is closed You can select up to 3 icons If you select more the ones you selected first will disappear The icons are displayed in the order you selected them Menu 4 4 time amp date Set time and date and display mode here Menu 4 6 language Choose the language that you want the information to be displayed in here Menu 4 7 holiday setting To reduce energy consumption during a holiday you can schedule a reduction in heating and hot water temperature Cooling ventilation and pool can also be scheduled if the functions are connected If a room sensor is installed and activated the desired room temperature C is set during the time period This setting applies to all climate systems with room sensors NIBE F1245 If a room sensor is not activated the desired offset of the heat curve is set This setting applies to all climate systems without room sensors A one degree change in room tem perature requires one increment for under floor heating and
37. current sensors to be installed see page 24 This is achieved by marking detect phase order and pressing the OK button The results of these checks appear just below where the checks were activated 7 System settings gt system settings search installed acc climate system 2 climate system 3 climate system 4 level sensor ground water pump Make different system settings for the heat pump here e g which accessories are installed There are two ways of activating connected accessories You can either mark the alternative in the list or use the automatic function search installed acc search installed acc Mark search installed acc and press the OK button to automatically find connected accessories for F1245 Chapter 6 29 30 ai Caution level sensor are not found automatically but must be ticked off by hand NOTE AN Only mark the option for ground water pump if the accessory AXC 40 is to be used to control the circulation pump 8 Room sensor settings room sensor settings control room sensor system 1 factor system 1 control room sensor syst 2 control room sensor syst 3 control room sensor syst 4 factor system Setting range 0 2 3 0 Default value 2 0 Room sensors to control the room temperature can be activ ated here Here you can set a factor that determines how much the supply temperature is to be affected by the difference between the desired room temper
38. pressor respectively add heat mode max diff compressor When the current supply temperature deviates from the set value compared to that calculated the heat pump is forced to stop irrespective of the degree minute value If the calculated flow temperature exceeds the calculated flow with set value the degree minute value is set to 0 The compressor stops when there is only a heating requirement max diff addition If addition is selected and activated in menu 4 2 and the present supply temp exceeds the calculated with set value the additional heat is forced to stop Menu 5 1 4 alarm actions Select how you want the heat pump to alert you that there is an alarm in the display here The different alternatives are that the heat pump stops pro ducing hot water default setting and or reduces the room temperature EF Caution If no alarm action is selected it can result in higher energy consumption in the event of an alarm Chapter 8 Control Menus 59 Menu 5 1 5 fan sp exhaust air accessory is required normal and speed 1 4 Setting range 0 100 Set the speed for the five different selectable speeds for the fan here Caution An incorrectly set ventilation flow can damage the house and may also increase energy consumption Menu 5 1 7 br pmp al set min brine out Setting range 12 15 C Default value 8 C max brine in Setting range 10 40 C Default value 30 C min b
39. side of the symbol in the display Setting the temperature without room sensors activated Setting range 10 to 10 Default value 0 The display shows the set values for heating curve offset To increase or reduce the indoor temperature increase or reduce the value on the display Use the control knob to set a new value Confirm the new setting by pressing the OK button The number of steps the value has to be changed to achieve a degree change of the indoor temperature depends on the heating unit One step for under floor heating whilst radiat ors may require three Setting the desired value The new value is shown on the right hand side of the symbol in the display Caution An increase in the room temperature can be slowed by the thermostats for the radiators or under floor heating Therefore open the thermostat valves fully except in those rooms where a cooler temper ature is required e g bedrooms NIBE F1245 TIP N A Q Wait 24 hours before making a new setting so that the room temperature has time to stabilise it is cold outdoors and the room temperature is too low increase the curve slope in menu 1 9 1 by one increment it is cold outdoors and the room temperature is too high lower the curve slope menu 1 9 1 by one increment it is warm outdoors and the room temperature too low increase the value in menu 1 1 by one ncrement E itis warm outdoors and the room temperatu
40. temperatures in menu 3 1 service info and adjust the brine pump GP2 speed until the temperature difference is achieved A high difference indicates a low brine flow and a low difference indicates a high brine flow Read off what speed the brine pump should have from the diagrams below Available pressure p Electrical output F1245 5 kW Available pressure kPa Electrical output W 100 90 80 70 60 50 40 30 20 10 Flow O 0 05 0 10 0 15 0 20 0 25 0 30 0 35 0 40 0 45 0 50 l s F1245 6 kW Available pressure kPa Electrical output W 100 90 80 70 60 50 40 30 20 10 0 Flow 0 0 05 0 10 0 15 0 20 0 25 0 30 0 35 0 40 0 45 0 50 l s NIBE F1245 F1245 8 kW Available pressure kPa Electrical output W 100 90 80 70 60 50 40 30 20 10 0 Flow 0 0 05 0 10 0 15 0 20 0 25 0 30 0 35 0 40 0 45 0 50 l s F1245 10 kW Available pressure kPa Electrical output W 200 180 PTOU 160 z 140 P90 120 100 P70 80 P50 o 10096 60 7096 40 509 20 Flow 0 0 10 0 20 0 30 0 40 0 50 0 60 l s F1245 12 kW Available pressure kPa Electrical output W 200 P100 180 8 160 9 140 120 lu 100 80 P609 60 40 20 0
41. the connections to the heat pump see image using a screwdriver QM34 QM32 Disconnect the connectors A and B from the un derside of the base card cabinet Disconnect the connector C from the immersion heater circuit board AA1 using a screwdriver 8 Disconnect the connector D from the joint circuit board AA100 9 Carefully pull out the cooling module TIP m The cooling module is installed in reverse order NIBE F1245 Chapter 9 Service 67 USB service outlet F1245 is equipped with a USB socket in the display unit This USB socket can be used to connect a USB memory to update the software save logged information and handle the set tings 5 INDOOR CLIMATE HOT WATER HEAT PUMP update firmware m logging 3 manage settings When a USB memory is connected a new menu menu 7 appears in the display 68 Chapter 9 Menu 7 1 update firmware update firmware 7 1 m m start updating choose another file This allows you to update the software in F1245 NOTE N For the following functions to work the USB memory must contain files with software for F1245 from NIBE The fact box at the top of the display shows information always in English of the most probable update that the update software has selected form the USB memory
42. the control knob so that the ring on the shaft with the week number is marked 2 Press the OK button Follow the grey line up to the graph and out to the left to read off the average indoor temperature at the selec ted week 4 Youcan now select to take read outs for different weeks by turning the control knob to the right or left and read off the average temperature 5 Press the OK or Back button to exit read off mode Chapter 8 Control Menus 53 Menu 4 HEAT PUMP 4 HEAT PUMP 4 1 plus functions Overview 4 1 1 pool 4 2 op mode 4 3 my icons 4 4 time amp date 4 6 language 4 7 holiday setting 4 9 advanced 4 9 1 op prioritisation Accessory needed Sub menus For the menu there are several sub menus Status information for the relevant menu can be found on the display to the right of the menus Settings applying to any installed extra functions in the heating system Activation of manual or automatic operating mode The status information shows the selected operating mode Settings regarding which icons in the heat pump s user interface that are to appear in the slot when the door is closed Setting current time and date Select the language for the display here The status information shows the selected language Vacation scheduling heating cooling and ventilation Status information set is dis
43. the control system 20 Connecting the climate system 15 Connecting the hot water heater 15 Connections 20 Contact for activation of fan speed 25 Contact for activation of external adjustment 25 Contact for activation of temporary lux 25 Contact information 4 Control 40 44 Control Introduction 40 Control Menus 44 Control Introduction 40 Display unit 40 Menu system 41 Control knob 40 Controlling ground water pump 25 Control Menus 44 Menu 1 INDOOR CLIMATE 44 Menu 2 HOT WATER 51 Menu 3 INFO 53 Menu 4 HEAT PUMP 54 Menu 5 SERVICE 58 Cooling mode indication 25 Cooling section 12 D Delivery and handling 5 Assembly 5 Drawing out the cooling module 5 Installation area 5 Removing parts of the insulation 7 Removing the covers 6 Supplied components 6 Transport 5 Dimensions and pipe connections 14 Dimensions and setting out coordinates 73 Display 40 Display unit 40 Back button 40 Control knob 40 Display 40 OK button 40 Status lamp 40 Switch 40 Disturbances in comfort 70 Manage alarm 70 Troubleshooting 70 Docking alternatives 16 Extra electric hot water heater 16 Free cooling 16 Ground water system 17 Chapter 13 Item register Neutralization vessel 16 Pool 17 Two or more climate systems 17 Under floor heating systems 17 Ventilation recovery 16 Draining the climate system 64 Draining the hot water heater 64 Drawing
44. the selected setting When the time has run out F1245 returns to the mode set in menu 2 2 Select off to switch off FSE Menu 2 2 comfort mode Setting range economy normal luxury Default value normal NIBE F1245 2 9 2 hot water recirc The difference between the selectable modes is the temper ature of the hot tap water Higher temperature means that the hot water lasts longer economy This mode gives less hot water than the other but is more economical This mode can be used in smaller households with a small hot water requirement normal Normal mode gives a larger amount of hot water and is suitable for most households luxury Lux mode gives the greatest possible amount of hot water In this mode the immersion heater may be partially used to heat hot water which may increase operating costs Menu 2 3 scheduling What hot water comfort the heat pump is to work with can be scheduled here for up to two different time periods per day Scheduling is activated deactivated by ticking unticking ac tivated Set times are not affected at deactivation If two settings conflict with each other a red exclamation mark is displayed Activated Schedule e activated all 0100 0015 normal Conflict Day Time period Adjusting Schedule The schedule to be changed is selected here Activated Scheduling for the selected period is activated here Set times are not affected at deactivation
45. 1 1 instead of choking the thermostats Heat pump in incorrect operating mode Enter menu 4 2 If mode auto is selected select a higher value on stop heating in menu 4 9 2 If mode manual is selected select heating If this is not enough select addition Too low set value on the automatic heating control Enter menu 1 1 temperature and adjust the heat curve offset of the heat curve If the room temperature is only low in cold weather the curve slope in the menu 1 9 1 heating curve needs to be adjusted up Too low or no operating prioritisation of heat Enter menu 4 9 1 and increase the time for when heating is to be prioritised Holiday mode activated in menu 1 3 4 Enter menu 1 3 4 and select Off External switch for changing the room heating activated Check any external switches Circulation pump s GP1 and or GP2 stopped See section Helping the circulation pump to start on page 65 Air in the climate system Vent the climate system see page 27 Closed valves QM20 QM32 to the climate system Open the valves High room temperature Too high set value on the automatic heating control Enter menu 1 1 temperature and adjust the heat curve offset downwards If the room temperature is only high in cold weather the curve slope in menu 1 9 1 heating curve needs to be adjusted down External switch for changing the room heating activated
46. 1 4 1 8 2 3 2 5 2 2 Cut out value pressostat HP MPa 2 9 29 bar NIBE F1245 Chapter 12 Technical data 77 78 3x400V Difference pressostat HP MPa 0 7 7 bar Cut out value pressostat LP MPa 0 15 1 5 bar Difference pressostat LP MPa 0 15 1 5 bar Brine circuit Energy class Brine pump ow energy Max system pressure brine MPa 0 3 3 bar Min flow l s 0 19 0 25 0 33 0 40 0 47 Nominal flow l s 0 23 0 30 0 42 0 51 0 65 Max external avail press at nom flow kPa 62 58 48 85 69 Max Min incoming Brine temp C see diagram Min outgoing brine temp C 10 Heating medium circuit Energy class circ pump OW energy Max system pressure heating medium MPa 0 4 4 bar Min flow l s 0 08 0 10 0 13 0 16 0 19 Nominal flow l s 0 10 0 13 0 18 0 22 0 27 Max external avail press at nom flow kPa 68 67 64 64 58 Max Min heating medium temp C see diagram Noise output Lwa according to EN 12102 at 0 35 dB A 2 42 43 43 43 Sound pressure level Lpa calculated values according to EN ISO 11203 dB A 27 27 28 28 28 at 0 35 and a distance of 1m Pipe connections Brine ext diam CU pipe mm 28 Heating medium ext diam CU pipes mm 22 28 Hot water connection external diam mm 22 Cold water connection external diam mm 22 Miscellaneous Miscellaneous
47. 24 hours before making a new setting so that the room temperature has time to stabilise If it is cold outdoors and the room temperature is too low increase the curve slope by one increment If it is cold outdoors and the room temperature is too high lower the curve slope by one increment 4 it is warm outdoors and the room temperature is too low increase the curve offset by one incre ment If it is warm outdoors and the room temperature is too high lower the curve offset by one incre ment Chapter 8 Control Menus Menu 1 9 2 external adjustment climate system Setting range 10 to 10 or desired room temperature if the room sensor is installed Default value 0 Connecting an external contact for example a room ther mostat or a timer allows you to temporarily or periodically raise or lower the room temperature When the contact is on the heat curve offset is changed by the number of steps selected in the menu If a room sensor is installed and activ ated the desired room temperature C is set If there is more than one climate system the setting can be made separately for each system Menu 1 9 3 min flow line temp climate system Setting range 15 50 C Default values 15 C Set the minimum temperature on the supply temperature to the climate system This means that F1245 never calculates a temperature lower than that set here If there is more than one climate system the setting
48. 5 69 Max Min incoming Brine temp C see diagram Min outgoing brine temp C 10 Heating medium circuit Energy class circ pump low energy Max system pressure heating medium MPa 0 4 4 bar Min flow l s 0 10 0 13 0 16 0 19 Nominal flow l s 0 13 0 18 0 22 0 27 Max external avail press at nom flow kPa 67 64 64 58 Max Min heating medium temp C see diagram Noise output Lwa according to EN 12102 at 0 35 dB A 42 43 43 43 Sound pressure level Lea calculated values according to EN ISO 11203 at 0 35 and dB A 27 28 28 28 a distance of 1m Pipe connections Brine ext diam CU pipe mm 28 Heating medium ext diam CU pipes mm 22 28 Hot water connection external diam mm 22 Cold water connection external diam mm 22 Chapter 12 Technical data NIBE F1245 3x400V 3x400V 5 6 8 10 12 Output data at nom flow Refers to performance of heat pump excl circulation pumps 0 35 Rated output kW 4 83 6 31 8 30 9 95 11 82 Cooling output kW 3 74 5 03 6 64 7 97 9 35 Electrical output kW 1 09 1 28 1 66 1 98 2 47 COP 4 44 4 93 5 01 5 03 4 79 0 50 Rated output kW 3 85 5 10 6 94 8 46 11 15 Cooling output kw 2 62 3 63 4 98 6 08 7 86 Electrical output kw 1 23 1 48 1 96 2 38 3 29 COP 3 13 3 46 3 54 3 39 3 39 Output data according to EN 14511 0 35 Rated output
49. 67 083 External electrical addition ELK These accessories require accessories card AXC 40 step controlled addition ELK 213 Part no 069 500 ELK 5 8 15 ELK 5 Part no 069 025 ELK 8 Part no 069 026 ELK 15 Part no 069 022 ELK 26 ELK 42 Part no 067 074 Part no 067 075 Chapter 11 Accessories Extra shunt group ECS 40 ECS 41 This accessory is used when F1245 is installed in houses with two or more different climate systems that require different supply temperatures ECS 40 Max 80 m ECS 41 Min 80 m Part no 067 061 Part no 067 099 Filling valve kit KB R25 G32 Filling valve kit for filling brine in the collector hose for rock heat pumps Includes dirt filter and insulation KB G32 max 30 kW Part no 089 971 KB R25 max 12 kW Part no 089 368 Free cooling PCS 44 Part no 067 063 Level monitor NV 10 Part no 089 315 Passive cooling module PCM 40 PCM 42 Part no 067 077 Part no 067 078 Pool heating POOL 40 POOL 40 is an accessory that enables pool heating with F1245 Part no 067 062 Room unit RMU 40 RMU 40 means that control and monitoring of the heat pump can be carried out in a different part of the accom modation to where F1245 is located Part no 067 064 NIBE F 245 12 Technical data Dimensions and setting out coordinates
50. 7 The figure at the end of the curve indicates the curve slope The figure beside the thermometer gives the curve offset Use the control knob to set a new value Confirm the new setting by pressing the OK button Curve 0 is an own heating curve created in menu 1 9 7 To select another heat curve slope NOTE AN If you only have one heating system the number of the curve is already marked when the menu window opens 1 Select the system if more than one for which the heat curve is to be changed 2 When the system selection has been confirmed the heat curve number is marked 3 Press the OK button to access the setting mode Select a new heating curve The heat curves are numbered from 0 to 15 the greater the number the steeper the slope and the greater the supply temperat ure Heating curve 0 means that menu 1 9 7 is used 5 Press the OK button to exit the setting To read off a heating curve 1 Turn the control knob so that the ring on the shaft with the outdoor temperature is marked Press the OK button 3 Follow the grey line up to the heat curve and out to the left to read off the value for the supply temperature at the selected outdoor temperature 4 You can now select to take read outs for different out door temperatures by turning the control knob to the right or left and read off the corresponding flow tem perature 5 Press the OK or Back button to exit read off mode TIP XN 7 Q Wait
51. 9NIBE Installer manual NIBETM F1245 Ground source heat pump IHB GB 1110 2 431040 Navigation Ok button confirm select Back button back undo exit 5 Control knob move increase reduce A detailed explanation of the button functions can be found on page 40 How to scroll through menus and make different settings is described on page 42 Set the indoor climate The mode for setting the indoor temperature is reached when in the start mode in the main menu by pressing the OK button twice Read more about the settings on page 44 To temporarily increase the amount of hot water first turn the control knob to mark menu 2 water droplet and then press the OK button twice Read more about the settings on page 51 In event of disturbances in comfort If a disturbance in comfort of any type occurs there are some measures that can be taken before you need to contact your installer See page 70 for instructions Increase hot water volume IX Table of Contents 1 Important information 2 Safety information 2 2 Delivery and handling 5 Transport 5 Assembly 5 Supplied components 6 Removing the covers 6 Removing parts of the insulation 7 3 The heat pump design 8 General 8 Electrical cabinets 10 Cooling section 12 4 Pipe connections 13 General 13 Dimensions and pipe connections 14 Brine side 14 Heating medium side 15 Hot water heater 15 Dockin
52. Flow meter only for Germany Switzerland and Austria Outside sensor Temperature sensors heating medium flow Temperature sensor hot water charging Temperature sensor hot water top Electrical components AA 4 EB 1 FR 1 SF 1 Display unit AA4 XJ3 USB outlet no function AA4 XJ4 Service outlet No function Immersion heater Sacrificial anode Switch Only heat pump with enamelled vessel Miscellaneous PF 1 Rating plate PF 2 Type plate cooling section PF 3 Serial number plate UB 1 Cable gland incoming electricity UB 2 Cable gland UB 3 Cable gland rear side sensor Designations in component locations according to standard IEC 81346 1 and 81346 2 NIBE F1245 Chapter 3 The heat pump design 10 Electrical cabinets Electrical components AA 1 Immersion heater card AA 2 Base card AA 3 Input circuit board AA 8 Sacrificial anode card FA 1 Miniature circuit breaker FB 1 Motor cut out FD 1 Temperature limiter Emergency mode thermostat Chapter 3 HEHHEHHH E 00 ee m E HHHHHHEHHEHBHHBHHHE
53. O 31 2 Bs PR lt 4 DI NIBE F1245 System diagram F1245 consists of a heat pump water heater electrical module circulation pumps and a control system F1245 is connected to the brine and heating medium circuits In the heat pump evaporator the brine water mixed with anti freeze glycol or ethanol releases its energy to the refri gerant which is vaporised in order to be compressed in the compressor The refrigerant of which the temperature has now been raised is passed to the condenser where it gives off its energy to the heating medium circuit and if necessary to the water heater If there is a greater need for heating hot water than the compressor can provide there is an integrated immersion heater XL 1 XL 2 XL 3 XL 4 XL 6 XL 7 Connection heating medium flow Connection heating medium return Connection cold water Connection hot water Connection brine in Connection brine out Chapter 4 Pipe connections 13 14 Dimensions and pipe connec tions K m ram m 10 N E 5 5 D D o o o D 9 1 560 440 600 525 470 390 210 130 50 Mil 8 N o N b H ff Pipe dimensions Connection XL6 XL7 Brine in out ext XL1
54. Postboks 64 Vollebekk 0516 Oslo el sentralbord 47 02320 E mail post abkklima no www nibeenergysystems no PL NIBE BIAWAR Sp z o o Aleja Jana Pawta Il 57 15 703 BIAEYSTOK el 085 662 84 90 Fax 085 662 84 14 E mail sekretariat biawar com pl www biawar com pl RU EVAN 17 per Boynovskiy Nizhny Novgorod el fax 7 831 419 57 06 E mail info evan ru www nibe evan ru SE NIBE AB Sweden Box 14 Hannabadsvagen 5 SE 285 21 Markaryd Tel 46 0 433 73 000 Fax 46 0 433 73 190 E mail info nibe se www nibe se For countries not mention in this list please contact Nibe Sweden or check www nibe eu for more information Chapter 1 Important information NIBE F1245 2 Delivery and handling Transport F1245 should be transported and stored vertically in a dry place When being moved into a building F1245 may be leant back 45 Note Can be tail heavy Pulling out the cooling module To simplify transport and service the heat pump can be separated by pulling the cooling module out from the cabin et See page 66 for instructions about the separation Assembly Position the heat pump on a firm base that can bear its weight preferably on a concrete floor or foundation Use the heat pump s adjustable feet to obtain a horizontal and stable set up The area where the heat pump is located must be equipped with floor drainage Install with its back to an outs
55. T Blocking the compressor Fa Blocking additional heat TIP Q If you wish to set similar scheduling for every day of the week start by filling in all and then chan ging the desired days ae Caution If the stop time is before the start time it means that the period extends past midnight Scheduling always starts on the date that the start time is set for Ee Caution Long term blocking can cause reduced comfort and operating economy Chapter 8 Control 57 58 Menu 5 SERVICE Overview 5 SERVICE 5 1 operating settings 5 1 1 hot water settings 5 1 2 max flow line temperature 5 1 3 max diff flow line temp 5 1 4 alarm actions 5 1 5 fan sp exhaust air 5 1 7 br pmp al set 5 1 8 operating mode brine pump 5 1 9 Brine pump speed 5 1 10 op mod heat med pump 5 1 11 pump speed heating medium 5 1 12 internal electrical addition 5 1 13 max inst el pwr BBR 5 2 system settings 5 3 accessory settings 5 3 1 FLM 5 3 2 shunt controlled add heat 5 3 5 Sms 5 3 6 step controlled add heat 5 4 soft in outputs 5 5 factory setting service 5 6 forced control 5 7 start guide 5 8 quick start 5 9 floor drying function 5 10 change log Accessory needed Hold the Back button in for 7 seconds to access the Service Quick starting the c
56. The heat pump design General BT7 QN10 BT2 EB1 PF1 PF3 UB1 QM34 WP4 Chapter 3 Th View from behind BF1 BT6 UB2 QM32 QM33 PF2 Jl Ji gt HH Pipe connections XL 1 XL 2 XL3 XL 4 XL 5 XL 6 XL 7 Connection heating medium flow Connection heating medium return Connection cold water Connection hot water Connection HWC Connection brine in Connection brine out Only applies to enamelled or stainless steel vessels HVAC components QM 22 QM 32 QM 33 QM 34 QN 10 WP 4 Venting coil Shut off valve heating medium return Shut off valve brine out Shut off valve brine in Shuttle valve climate system water heater Pipe connection heating medium flow Sensors etc BF 1 BT 1 BT 2 BT 6 BT 7
57. XL2 Heating medium flow return ext XL3 XL4 Cold hot water Can be angled for side connection Chapter 4 Pipe connections Brine side Collector Type Surface soil heat Rock heat recom recommended col mended active lector length m drilling depth m 200 300 70 90 6 kw 250 400 90 110 8kW 325 2x250 120 145 10 kw 400 2x300 150 180 2x250 2x350 180 210 Applies to PEM hose 40x2 4 PN 6 3 These are rough example values At installation the correct calculations must be made according to local conditions ce Caution The length of the collector hose varies depending on the rock soil conditions climate zone and on the climate system radiators or underfloor heating Max length per coil for the collector should not exceed 400 m In those cases where it is necessary to have several collectors these should be connected in parallel with the possibility for adjusting the flow of the relevant coil For surface soil heat the hose should be buried at a depth determined by local conditions and the distance between the hoses should be at least 1 metre For several bore holes the distance between the holes must be determined according to local conditions Ensure the collector hose rises constantly towards the heat pump to avoid air pockets If this is not possible airvents should be used As the temperature of brine system can fall below 0 C it must be
58. a higher supply temperature at a certain outdoor temperat ure The optimum slope depends on the climate conditions in your location if the house has radiators or under floor heating and how well insulated the house is The heating curve is set when the heating installation is in stalled but may need adjusting later Thereafter the heating curve should not need further adjustment ee Caution In the event of making fine adjustments for the indoor temperature the heat curve must be offset up or down instead this is done in menu 1 1 temperature I Curve offset Supply temperature C 70 Offset heating curve 10 0 10 20 30 40 C Outdoor temperature An offset of the heating curve means that the supply tem perature changes as much for all the outdoor temperatures e g that a curve offset of 2 steps increases the supply temperature by 5 C at all outdoor temperatures Flow line temperature maximum and minimum values Supply temperature C 70 60 E Maximum value 50 40 30 Minimum value 10 0 10 20 30 40 C Outdoor temperature Because the flow line temperature cannot be calculated higher than the set maximum value or lower than the set minimum value the heating curve flattens out at these tem peratures ee Caution Underfloor heating systems are normally Uses set between 35 and 45 C Check the max temperature for your floor with your installer floor supplier Chapter 8 4
59. approximately two to three increments for the radiator sys tem Vacation scheduling starts at 00 00 on the start date and stops at 23 59 on the stop date TIP XN Ld m Complete holiday setting about a day before your return so that room temperature and hot water I V have time to regain usual levels TIP Set the vacation setting in advance and activate just before departure in order to maintain the comfort CP Caution If you choose to switch off hot water production during the vacation periodic increases prevent ing bacterial growth are blocked during this time periodic increases started in conjunction with the vacation setting being completed Menu 4 9 advanced Menu has orange text and is intended for the advanced user This menu has several sub menus Menu 4 9 1 op prioritisation op prioritisation Setting range 0 to 180 min Default value 20 min Choose here how long the heat pump should work with each requirement if there are two or more requirements at the same time If there is only one requirement the heat pump only works with that requirement The indicator marks where in the cycle the heat pump is If 0 minutes is selected it means that requirement is not pri oritised but will only be activated when there is no other requirement Chapter 8 Control Menus 55 Menu 4 9 2 auto mode setting start cooling Setting range 20 40 C Default value 25 stop heati
60. ating medium return BT10 Temperature sensor brine in BT 11 Temperature sensor brine out BT 12 Temperature sensor condenser supply line BT 14 Temperature sensor hot gas BT 15 Temperature sensor fluid pipe BT17 Temperature sensor suction gas Electrical components AA 100 Joint card EB 10 Compressor heater Cooling components EP 1 Evaporator EP2 Condenser GQ 10 Compressor HS 1 Drying filter QN 1 Expansion valve Designations in component locations according to standard IEC 81346 1 and 81346 2 NIBE F1245 4 Pipe connections General Pipe installation must be carried out in accordance with current norms and directives F1245 can operate with a re turn temperature of up to 58 C and an outgoing temperat ure from the heat pump of 70 65 C with only the com pressor F1245 is not equipped with external shut off valves these must be installed to facilitate any future servicing NOTE AN The pipe system needs to be flushed out before the heat pump is connected so that debris cannot damage component parts Symbol key Symbol Meaning Venting valve Shut off valve Non return valve Shunt shuttle valve Safety valve Trim valve Temperature sensor Level vessel Pressure gauge Circulation pump Particle filter Auxiliary relay Fan Flow meter only for Germany Switzerland and Austria Compressor Heat exchanger
61. ature and the actual room temperature A higher value gives a greater change of the heating curve s set offset If several climate systems are installed the above settings can be made for the relevant systems Chapter 6 9 Setting of exhaust air module FLM gt FLM continuous pump op time between defrosts 10 Jhrs months btwn filter alarms This part of the start guide is only displayed if the alternative is selected in a previous menu and the accessory is installed time between defrosts Setting range 1 30h Default value 10 h months btwn filter alarms Setting range 1 2 Default value 3 continuous pump op Select for continuous operation of the circulation pump in the exhaust air module time between defrosts Set the minimum time that must pass between defrostings of the heat exchanger in the ex haust air module When the exhaust air module is in operation the heat ex changer is cooled so that ice builds up on it When too much ice builds up the heat transfer capacity of the heat exchanger is reduced and defrosting is required Defrosting warms up the heat exchanger so that the ice melts and runs off via the condensation hose months btwn filter alarms Set how many months should pass before the heat pump informs that it is time to clean the filter in the exhaust air module Clean the exhaust air module s air filter regularly how often depends on the amount of dust in the ventilation air 10
62. ature at the immersion heater is controlled by the thermostat FD 1 BT30 It can be set either to 35 or 45 C The compressor and the brine system are off and only the heating medium pump and the electrical addition are active The addition power in emergency mode is set in the immersion heater card AAT See page 22 for instruc tions Chapter 9 Service LII LLLI ILI g SF1 D1 BT30 7 QM34 B WP4 BY 7 9 QM33 Ole au E Hle iis VH gt zm zm Draining the water heater The siphon principle is used to empty the hot water heater This can be done either via the drain valve on the incoming cold water pipe or by inserting a hose into the cold water connection Draining the climate system In order to carry out service on the climate system it may be easier to drain the system first This can be done in differ ent ways depending on what needs doing NOTE AN There may be some hot water when draining the heating medium side climate system There is a risk of scal
63. cessory re quired operating time Setting range 1 60 min Default value 3 min downtime Setting range 0 60 min Default value 12 min Set the hot water circulation for up to three periods per day here During the set periods the hot water circulation pump will run according to the settings above operating time decide how long the hot water circulation pump must run per operating instance downtime decide how long the hot water circulation pump must be stationary between operating instances Chapter 8 Control Menus NIBE F1245 Menu 3 INFO 3 INFO 3 1 service info Overview 3 2 compressor info 3 3 add heat info 3 4 alarm log 3 5 indoor temp log Sub menus For the menu there are several sub menus No settings can be made in these menus it is just display of information Status information for the relevant menu can be found on the display to the right of the menus shows temperature levels and settings in the heat pump CI ESN Shows operating times number of starts etc for the compressor displays information about the addition s operating times etc displays the latest alarm and information about the heat pump when the alarm occurred I sfe efe Sire the average temperature indoors week by week during the past year Menu 3 1 service info Information about the heat pump s actual operating status e g current temperatures etc ca
64. circuit must be provided because of the risk of dirt and freezing in the evaporator This requires an extra heat exchanger Alt 1 Alt 2 a L gt Li LH THO Collector gt lt XL7 Heating medium side Connecting the climate system A climate system is a system that regulates indoor comfort with the help of the control system in F1245 and for example radiators underfloor heating cooling fan convectors etc Install all required safety devices shut off valves as close to the heat pump as possible and supplied particle filter The safety valve must have a maximum 0 25 MPa 2 5 bar opening pressure and be installed on the heating medium return as illustrated The entire length of the overflow water pipe from the safety valves must be inclined to prevent water pockets and must also be frost proof When connecting to a system with thermostats on all ra diators a relief valve must be fitted or some of the ther mostats must be removed to ensure sufficient flow NIBE F1245 Hot water heater Connecting the hot water heater The hot water heater in the heat pump must be supplied with necessary set of valves The mixing valve must be installed if the setting is changed so that the temperature can exceed 60 C The setting is made in menu 5 1 1 page 59 The safety valve must have a maximum 1 0 MPa 10 0 bar opening pressure and be installed on the incoming domest ic wate
65. compressor gives more compressor starts which increases wear in the compressor Too low value can give uneven indoor temperatures Menu 4 9 4 factory setting user All settings that are available to the user including advanced menus can be reset to default values here CER Caution After factory setting personal settings such as heating curves must be reset NIBE F1245 Menu 4 9 5 schedule blocking The compressor can be scheduled to be blocked for up to two different time periods here If two settings conflict with each other a red exclamation mark is displayed at the end of the line When scheduling is active the actual blocking symbol in the main menu on the heat pump symbol is displayed Activated Schedule Dv activated all mon tues we thur 1400 fri sat sun Conflict Day Time period Blocking Schedule The period to be changed is selected here Activated Scheduling for the selected period is activated here Set times are not affected at deactivation Day Select which day or days of the week the schedule is to apply to here To remove the scheduling for a particular day the time for that day must be reset by setting the start time to the same as the stop time If the line all is used all days in the period are set for these times Time period The start and stop time for the selected day for scheduling are selected here Blocking The desired blocking is selected here
66. d open the valve A small amount of brine will flow into the contain er 3 Air must get into the system for the remaining brine to run out Do this by slightly slackening off the connection at the shut off valve that joins the brine side and the heat pump at the connection XL7 When the brine side is empty the requisite service can be carried out Helping the circulation pump to start GP1 NOTE N Help starting the heating medium pump GP1 only applies to F1245 5 to 12 kW 1 Shut off F1245 by setting the switch SF1 to O Open the service cover Remove the cover for the cooling module Loosen the venting screw QM5 with a screwdriver Hold a cloth around the screwdriver blade as a small amount of water may run out Insert a screwdriver and turn the pump motor around Screw in the venting screw QM5 7 Start F1245 by setting the switch SF1 to I and check whether the circulation pump works Bec qm o un It is usually easier to start the circulation pump with F1245 running switch SF1 set to I Helping the circulation pump to start is performed with F1245 running be prepared for the screwdriver to jerk when the pump starts Vent screw QM5 The image shows an example of what a circulation pump can look like Chapter 9 Service 65 66 Temperature sensor data Temperature Resistance MS LETS CE ADIO
67. ding Draining the heating medium side in the cooling module If for example the heating medium pump requires replacing or the cooling module requires servicing drain the heating medium side as follows NIBE F1245 1 Close the shut off valve for the heating medium side QM32 2 Connecta hose to the bleed valve QM1 and open the valve Some liquid will run out 3 Air must get into the system for the remaining liquid to run out Do this by slightly slackening off the connection at the shut off valve QM32 that joins the heat pump to the cooling module When the heating medium side is drained the required service can be performed and or replacement of any com ponents carried out Draining the heating medium system in the heat pump If the heat pump requires servicing drain the heating medi um side as follows 1 Close the shut off valves outside the heat pump for the heating medium side return and flow line 2 Connecta hose to the bleed valve QM1 and open the valve Some liquid will run out 3 Air must get into the system for the remaining liquid to run out Do this by slightly slackening off the connection at the shut off valve that joins the climate system and the heat pump at the connection XL2 When the heating medium side is empty the requisite service can be carried out Draining the entire climate system If the entire climate system requires draining do this as fol lows 1 Connect a
68. e set temper ature is required A suitable location is on a free inner wall in a hall approx 1 5 m above the floor It is important that the sensor is not obstructed from measuring the correct room temperature by being located for example in a recess between shelves behind a curtain above or close to a heat source in a draft from an external door or in direct sunlight Closed radiator thermostats can also cause problems The heat pump operates without the sensor but if one wishes to read off the accommodation s indoor temperature in F1245 s display the sensor must be installed Connect the room sensor to X6 3 and X6 4 on the input circuit board AA3 If the sensor is to be used to change the room temperature in C and or to change stabilise the room temperature the sensor must be activated in menu 1 9 4 If the room sensor is used in a room with under floor heating it should only have an indicatory function not control of the room temperature nn mni Ties Room sensor 5 UB E 1 JB i 2 E 3 E 4 E 5 5 5 6 P 7 8 L 9 LI AA3 X6 Caution Changes of temperature in accommodation take time For example short time periods in combina tion with underfloor heating will not give a notice able difference in room temperature Chapter 5
69. e values in this menu can often simplify finding the fault source See page 53 for more information about menu 3 1 Manage alarm Io oe ET Low alarm info action reset alarm aid mode In the event of an alarm some kind of malfunction has oc curred which is indicated by the status lamp changing from green continuously to red continuously In addition an alarm bell appears in the information window Alarm In the event of an alarm with a red status lamp a malfunction has occurred that the heat pump cannot remedy itself In the display by turning the control knob and pressing the OK button you can see the type of alarm it is and reset it You can also choose to set the heat pump to aid mode info action Here you can read what the alarm means and receive tips on what you can do to correct the problem that caused the alarm reset alarm In most cases it is enough to select reset alarm to correct the problem that caused the alarm If a green light illuminates after selecting reset alarm the alarm has been remedied If a red light is still visible and a menu called alarm is visible in the display the problem that caused the alarm remains If the alarm disappears and then returns see the troubleshooting section page 70 aid mode aid mode is a type of emergency mode This means that the heat pump produces heat and or hot water despite there being some kind of problem This can mean that the heat pump s compr
70. eating curve slope Setting the heat curve offset when the external contact is connected Halland ASSI Setting minimum permitted flow line temperature Settings regarding the room sensor ooh Settings for cooling Fan return time settings in the event of temporary ventilation speed change NIBE F1245 Setting own heat curve Setting the offset of the heating curve at a specific outdoor temperature Menu 1 9 1 heating curve system W 2 3 4 flow temperature C outdoor temp C 0 heating curve Setting range 0 5 Default value 9 In the menu the so called heating curve for your house can be viewed The task of the heating curve is to give an even indoor temperature regardless of the out door temperature and thereby energy efficient operation It is from this heating curve that the heat pump s control computer determines the temperature of the water to the heating system flow line temperature and therefore the indoor temperature You can select heating curve and read off how the flow line temperature changes at different outdoor temperatures here Curve coefficient Supply temperature Et 70 Steeper curve slope 60 50 40 30 10 0 10 20 30 40 C Outdoor temperature The slope of the heating curve indicates how many degrees the supply temperature is to be increased reduced when the outdoor temperature drops increases A steeper slope means
71. ed If the pressure drops the system should be replenished Ke A KY Post adjusting the room temperat ure If the required room temperature is not obtained readjust ment may be necessary Cold weather conditions f the room temperature is too low increase heating curve in menu 1 9 1 one step If the room temperature is too high reduce heating curve in menu 1 9 1 one step Warm weather conditions If the room temperature is too low increase temperat ure heating curve offset in menu 1 1 one step f the room temperature is too high reduce temperature heating curve offset in menu 1 1 one step NIBE F1245 Chapter 6 Commissioning and adjusting 39 7 Control Introduction Display unit p Switch SF1 The switch assumes three positions G SS E On 1 Standby Emergency mode A A Display Emergency mode must only be used in the event of a fault on the heat pump In this mode the compressor switches off and the immersion heater engages The heat pump display is not il luminated and the status lamp illuminates yellow B Status lamp C OK button D Back button E Control knob switch A Display Instructions settings and operational information are shown on the display The easy to read dis play and menu system facilitates navigation between the different menus and options to set the comfort or obtain the information you
72. egardless of the setting in menu 5 11 10 NIBE F1245 TIP aS on m If operating mode add heat only is to be used select it in menu 4 2 For a more even flow temperature the addition can be started earlier by setting start for addition in menus 4 9 2 to 80 When set under floor drying periods have stopped reset the menus 4 2 and 4 9 2 as per previous settings Menu 5 10 change log Read off any previous changes to the control system here The date time and ID no unique to certain settings and the new set value is shown for every change NOTE AN The change log is saved at restart and remains un changed after factory setting Chapter 8 Control Menus 63 64 9 Service Service actions NOTE AN Servicing should only be carried out by persons with the necessary expertise When replacing components on F1245 only replace ment parts from NIBE may be used Emergency mode NOTE AN Switch SF1 must not be moved to I or A until F1245 has been filled with water Otherwise the temperature limiter thermostat compressor and the immersion heater can be damaged Emergency mode is used in event of operational interference and in conjunction with service Hot water is not produced in this mode Emergency mode is activated by setting switch SF1 to A This means that The status lamp illuminates yellow The display is not lit and the control computer is not con nected The temper
73. essing the OK button A new window then opens with sub menus Select one of the sub menus by marking it and then pressing the OK button Chapter 7 Menu number marked sub menu Name and menu number main menu Symbol INDOOR CLIMATE 1 mamn mena temperature AN ventilation normal scheduling off advanced Status information sub menus Name sub menus Selecting options comfort mode 2 2 gj economy normal J luxu Alternative In an options menu the current selected option is indicated by a green tick To select another option 1 Mark the applicable option One of the options 1 kd is pre selected white 2 Press the OK button to confirm the selected 6 option The selected option has a green tick Setting a value Help menu time amp date 4 4 I f extra help is available 24 hrs To access the help text 2 Press the OK button scroll between using the control knob Values to be changed To set a value 1 Mark the value you want to set using the o1 control knob 2 Press the OK button The background of the value becomes green which means that you have accessed the setting mode 3 Turn the control knob to the right to in 04 crease the value and to the left to reduce the value 4 Press the OK button to confirm the value 1 you have set To change and return to the original value press the Back button Scro
74. essor is not running In this case the immersion heater produces heat and or hot water Selecting aid mode is not the same as correcting the problem that caused the alarm The status lamp will therefore continue to be red Troubleshooting If the operational interference is not shown in the display the following tips can be used Chapter 10 Basic actions Start by checking the following possible fault sources The switch s SF1 position Group and main fuses of the accommodation The property s earth circuit breaker The heat pump s miniature circuit breaker FA1 The heat pump s temperature limiter FD1 Correctly set load monitor if installed Low hot water temperature or a lack of hot water Heat pump in incorrect operating mode If mode manual is selected select addition Large hot water consumption Wait until the hot water has heated up Temporarily increased hot water capacity temporary lux can be activated in menu 2 1 Too low hot water setting Enter menu 2 2 and select a higher comfort mode Too low or no operating prioritisation of hot water Enter menu 4 9 1 and increase the time for when hot water is to be prioritised Closed or choked filling valve for the hot water heater Open the valve Low room temperature Closed thermostats in several rooms Set the thermostats to max in as many rooms as pos sible Adjust the room temperature via menu
75. evel vessel CM2 M5 Oe Soon ao TIP m If the brine pump GP2 must be run during vent ing it can be started via the start guide Alt 2 Alt 1 V Ne LO 0 Closes Collector Chapter 6 Commissioning and adjusting 27 28 t L 8 f XL 1 Connection heating medium flow XL 2 Connection heating medium return XL3 Connection cold water XLA Connection hot water XL6 Connection brine in XL 7 Connection brine out Symbol key Symbol Meaning X Shut off valve Ye Safety valve 0 Level vessel ce Expansion vessel P Pressure gauge Particle filter Start guide NOTE AN There must be water in the climate system before the switch is set to I 1 Turn the heat pump s switch SF1 to 2 Follow the instructions in the start guide in the heat pump display If the start guide does not start when you start the heat pump start it manually in menu 5 7 Commissioning The first time the heat pump is started a start guide is started The start guide instructions state what needs to carried out at the first start together with a run through of the heat pump s basic settings The start guide ensures that the start up is carried out cor rectly and cannot be bypassed The start guide can be started later in menu 5 7 Operation in the start guide Arrows to scr
76. ff off off off on off AkW off off on off on off 6kW on off on off on off 9kW on off on on on on 3x230V 2kW off AkW off off on on off off 6kW on on off on off off 9kW on on on on off off 1x230V 1kW off off off off off on 2kW off off on off off off 3 kwl off off on off off on 4kW _ off off on off on off 5kW on off on off off on 6kW on off on off on off 7kW on off on off on on NIBE F1245 3x400V 1x230V 3x230V The image shows the dip switch AA1 SF2 in the factory setting that is 6 kW Emergency mode thermostat The supply temperature is set in emergency mode using a thermostat FD 1 BT30 It can be set to 35 pre set for ex ample underfloor heating or 45 C for example radiators Chapter 5 Electrical connections 23 24 Optional connections Load monitor NOTE N The load monitor has no function in a 1 phase in stallation When many power consumers are connected in the property at the same time as the electric addition is operating there is a risk of the property s main fuse tripping The heat pump has integrated load monitors that control the electrical steps for the electrical addition by redistributing the power between the different phases or disengaging in event of overload in a phase Reconnection occurs when other current consumption is reduced
77. g alternatives 16 5 Electrical connections 1 8 General 18 Connections 20 Settings 22 Optional connections 24 Connecting accessories 26 6 Commissioning and adjusting 27 NIBE F1245 8 Control Menus 9 Service Preparations Filling and venting Start guide Post adjustment and venting 7 Control Introduction Display unit Menu system Menu 1 INDOOR CLIMATE Menu 2 HOT WATER Menu 3 INFO Menu 4 HEAT PUMP Menu 5 SERVICE Service actions 10 Disturbances in comfort Info menu Manage alarm Troubleshooting 11 Accessories 12 Technical data Dimensions and setting out coordinates Technical specifications Item register 27 27 28 37 40 40 41 44 44 51 53 54 58 64 64 70 70 70 70 72 73 Lo 3 74 80 Table of Contents 1 Important information Safety information This manual describes installation and service procedures for implementation by specialists This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilit ies or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance Rights to make any design or technical modifications are reserved ONIBE
78. g range 5 5 Set whether the present measurement values from F1245 are to be saved in a log on the USB memory Log for longer periods 1 Set the desired interval between loggings 2 Tick activated 3 Mark read log settings and press the OK button 4 The present values from F1245 are saved in a file in the USB memory at the set interval until activated is un ticked Caution Untick activated before removing the USB memory Menu 7 3 manage settings manage settings 7 3 M save settings recover settings Here you can manage save as or retrieve from all the menu settings user and service menus in F1245 with a USB memory Via save settings you save the menu settings to the USB memory in order to restore them later or to copy the settings to another F1245 NOTE When you save the menu settings to the USB memory you replace any previously saved settings on the USB memory Via recover settings you reset all menu settings from the USB memory NOTE i X Reset of the menu settings from the USB memory cannot be undone Chapter 9 69 70 10 Disturbances in comfort In most cases the heat pump notes operational interference operational interference can lead to disturbance in comfort and indicates this with alarms and shows action instructions in the display Info menu All the heat pump measurement values are gathered under menu 3 1 in the heat pump menu system Looking through th
79. ge 62 on terminal block X6 on the input circuit board AA3 The value for the change is set in menu 1 9 2 external adjustment climate system 2 to 4 External adjustment for climate systems 2 to 4 require accessories ECS 40 See the accessory installer handbook for installation in structions NIBE F1245 Contact for activation of fan speed us Caution The external contact function functions only if the accessory FLM is installed and activated An external contact function can be connected to F1245 for activation of one of the four fan speeds The switch must be potential free and connected to the selected input menu 5 4 see page 62 on terminal block X6 on the input circuit board AA3 When the switch closes the selected fan speed is activated Normal speed is resumed when the contact is opened again NV 10 pressure level flow monitor brine If the level sensor accessory NV10 is desired for the brine installation it can be connected on the selected input menu 5 4 see page 62 on terminal block X6 on the input circuit board A43 Pressure and flow sensors can also be connected to the input For function the input must be connected during normal operation Possible selection for AUX output potential free variable relay It is possible to have an external connection through the relay function via a potential free variable relay max 2 A on the input circuit board AA3 terminal block X7 Opt
80. he accommoda tion can be scheduled here for up to two time periods per day If two settings conflict with each other a red exclamation mark is displayed at the end of the line Chapter 8 Control Menus Activated Schedule 21 30 06 00 speed 3 Conflict Day Time period Adjusting Schedule The schedule to be changed is selected here Activated Scheduling for the selected period is activated here Set times are not affected at deactivation Day Select which day or days of the week the schedule is to apply to here To remove the scheduling for a particular day the time for that day must be reset by setting the start time to the same as the stop time If the line all is used all days in the period are set for these times Time period The start and stop time for the selected day for scheduling are selected here Adjusting The desired fan speed is set here TIP Q If you wish to set similar scheduling for every day of the week start by filling in all and then chan ging the desired days jee Caution If the stop time is before the start time it means that the period extends past midnight Scheduling always starts on the date that the start time is set for A significant change over a longer period of time may cause poor indoor environment and worse operating economy Menu 1 9 advanced Menu has orange text and is intended for the advanced user This menu has several sub menus Setting the h
81. hose to the bleed valve QM1 and open the valve Some liquid will run out 2 Airmust get into the system for the remaining liquid to run out This is done by unscrewing the bleed screw on the highest radiator in the house When the climate system is empty the requisite service can be carried out Emptying the brine system In order to service the brine system it may be easier to drain the system first This can be done in different ways depend ing on what needs doing Draining the brine system in the cooling module If for example the brine pump requires replacing or the cooling module requires servicing drain the brine system by 1 Close the shut off valves to brine system QM33 and QM34 2 Connect a hose to the drain valve QM2 place the other opening of the hose in a container and open the valve A small amount of brine will flow into the contain er 3 Air must get into the system for the remaining brine to run out Do this by slightly slackening off the connection at the shut off valve QM33 that joins the heat pump with the cooling module NIBE F1245 When the brine side is empty the requisite service can be carried out Draining the brine system in the heat pump If the heat pump requires servicing drain the brine system by 1 Close the shut off valve outside the heat pump for the brine system 2 Connect a hose to the drain valve QM2 place the other opening of the hose in a container an
82. ide wall ideally in a room where noise does not matter in order to eliminate noise problems If this is not possible avoid placing it against a wall behind a bedroom or other room where noise may be a problem Wherever the unit is located walls to sound sensitive rooms should be fitted with sound insulation Route pipes so they are not fixed to an internal wall that backs on to a bedroom or living room NIBE F1245 Installation area Leave a space of 800 mm in front of the heat pump Approx 50 mm free space is required in order to open the side hatches The hatches do not need to be opened during ser vice all service on F1245 can be carried out from the front Leave space between the heat pump and wall behind and any routing of supply cables and pipes to reduce the risk reproduction of any vibration 7 60 cor 800 Y A normal installation needs 300 400 mm any side for connec tion equipment i e level vessel valves and electrical equipment Chapter 2 Delivery and handling Supplied components Outside sensor Current sensor not Room sensor 1 phase L OO Level vessel Safety valve O rings 0 3 MPa 3 bar Particle filter Conex connectors 5 10 kw 2 x 28 x G25 2 x 22 x G20 12 kW x 028 x G25 Location The kit of supplied items is placed in packaging on top of the heat pump Chapter 2 Delivery and handling Removing the covers Front co
83. if the exhaust air module is connected accessory Scheduling heating cooling and ventilation Status information set is displayed if you set a schedule but it is not active now holiday setting is displayed if the vacation schedule is active at the same time as the schedule the vacation function is prioritised active displays if any part of the schedule is active otherwise it displays off Setting of heat curve adjusting with external contact minimum value for supply temperature room sensor and cooling function Menu 1 1 temperature If the house has several climate systems this is indicated on the display by a thermometer for each system If the heat pump has an accessory for cooling or integrated cooling function this is shown in the display with an extra tab Set the temperature with room sensors installed and activated Setting range 5 30 C Default value 20 Chapter 8 Control Menus 1 9 2 external adjustment 1 9 3 min flow line temp 1 9 4 room sensor settings 1 9 5 cooling settings 1 9 6 fan return time 1 9 7 own curve 1 9 8 point offset The value in the display appears as a temperature in C if the heating system is controlled by a room sensor To change the room temperature use the control knob to set the desired temperature in the display Confirm the new setting by pressing the OK button The new temperature is shown on the right hand
84. ional functions for external connection Indication of buzzer alarm Controlling ground water pump Cooling mode indication only applies if accessories for cooling are present or if the heat pump has the integrated cooling function Control of circulation pump for hot water circulation External circulation pump for heating medium External reversing valve for hot water If any of the above is installed to terminal block X7 it must be selected in menu 5 4 see page 62 The common alarm is preselected at the factory N NOTE An accessory card is required if several functions are connected to terminal block X7 at the same time that the buzzer alarm is activated see page 72 Chapter 5 Electrical connections 25 26 EI mall mr PSSM I f T T The picture shows the relay in the alarm position When switch SF1 is in the or AN position the relay is in the alarm position External circulation pump ground water pump or hot water circulation pump connected to the buzzer alarm relay as il lustrated below NOTE AN Mark up any junction boxes with warnings for ex ternal voltage og n Tis yaaa AA3 X7 TNE E E E B E l E F1245 E External B E E L Li E i N Vi PE 0 AA3 X7 C
85. ions are to be permitted Change the operating mode by marking the desired mode and pressing the OK button When an operating mode is selected it shows what in the heat pump is permitted crossed out not permitted and selectable alternatives to the right To select selectable functions that are permitted or not you mark the function using the control knob and press the OK button Operating mode auto In this operating mode you cannot select which functions are to be permitted because it is handled automatically by the heat pump NIBE F1245 Operating mode manual In this operating mode you can select what functions are permitted You cannot deselect compressor in manual mode Operating mode add heat only Caution If you choose mode add heat only the com pressor is deselected and there is a higher operating cost In this operating mode the compressor is not active and only additional heating is used Functions compressor is that which produces heating and hot water for the accommodation If compressor is deselected a symbol in the main menu on the heat pump symbol is dis played You cannot deselect compressor in manual mode addition is what helps the compressor to heat the accom modation and or the hot water when it cannot manage the whole requirement alone heating means that you get heat in the accommodation You can deselect the function when you do not wish to have heating running
86. irculation pump d Caution The relay outputs can have a max load of 2 A 230 V AC in total Chapter 5 Electrical connections Connecting accessories Instructions for connecting accessories are in the installation instructions provided for the respective accessory See page 72 for the list of the accessories that can be used with F1245 NIBE F1245 6 Commissioning and adjusting Preparations 1 Check that the switch SF1 is in position 2 2 Check that the temperature limiter FD1 has not tripped 3 Check for water in the hot water heater and climate system CT Caution Check the temperature limiter motor protection and miniature circuit breaker They may have tripped during transportation Filling and venting Filling and venting the climate system Filling 1 Open the filling valve external not included with the product Fill the coil in the hot water heater and the rest of the climate system with water Open the venting valve QM22 3 When the water that exits the venting valve QM22 is not mixed with air close the valve After a while the pressure starts to rise 4 Close the filling valve when the correct pressure is ob tained Venting 1 Bleed the heat pump via the bleed valve QM22 and the rest of the climate system via the relevant bleed valves 2 Keep topping up and venting until all air has been re moved and the pressure is correct TIP m If the heating medium pump
87. kW 4 65 6 10 8 01 9 64 11 42 Electrical output kW 1 13 1 35 1 74 2 13 2 66 COPEN14511 4 12 4 51 4 59 4 52 4 30 0 45 Rated output kW 3 98 5 21 7 07 8 55 10 86 Electrical output kw 1 21 1 46 1 93 2 36 3 20 COPEN14511 3 29 3 58 3 66 3 63 3 39 Additional power kw 1 2 3 4 5 6 7 switchable to 2 4 6 9 Electrical data Rated voltage 400V 3NAC 50 Hz Max operating current compressor Arms 9 5 1 phase 6 6 6 6 9 9 Including Control system and Circulation pumps Starting current Arms 23 18 23 23 29 Max permitted impedance at connection point 1 ohm Max operating current heat pump incl 1 2 kW immersion Arms 18 20 13 16 15 16 15 16 18 20 heater Recommended fuse rating Max operating current heat pump incl 3 4 kW immersion Arms 18 20 13 16 15 16 15 16 18 20 heater Recommended fuse rating Max operating current heat pump incl 5 6 kW immersion Arms 18 20 13 16 15 16 15 16 18 20 heater Recommended fuse rating Max operating current heat pump including 7 kW immersion Arms 18 20 19 20 21 25 21 25 23 25 heater connected upon delivery Recommended fuse rating Max operating current heat pump including 9 kW immersion Arms 24 25 19 20 22 25 22 25 24 25 heater requires switching Recommended fuse rating Output Brine pump W 30 87 30 87 30 87 35 185 355 5 Output Heating medium pump W 7 67 7 67 7 67 7 67 7 67 IP class IP 21 Refrigerant circuit Type of refrigerant 6 Volume kg
88. l the outside temperature sensor BT1 in the shade on a wall facing north or north west so it is unaffected by the morning sun Connect the sensor to terminal block X6 1 and X6 2 on the input card AA3 Use a 2 core cable of at least 0 5 mm cable area If a conduit is used it must be sealed to prevent condensation in the sensor capsule iA Outside F1245 or ACCS A I NOUBRWN BT1 AA3 X6 Temperature sensor external flow line If temperature sensor external flow line BT25 needs to be used connect it to terminal block X6 5 and X6 6 on the input card AA3 Use a 2 core cable of at least 0 5 mm cable area zS Me cme F1245 jsjersejejsrelejerepele 9 0 44 00 0 B JE 5 BT25 NIBE F1245 Room sensor F1245 is delivered with a room sensor supplied BT50 The room temperature sensor has up to three functions 1 Show current room temperature in the heat pump s display Option of changing the room temperature in C 3 Makes it possible to change stabilise the room temper ature Install the sensor in a neutral position where th
89. ll through the windows A menu can consist of several windows Turn the control knob to scroll between the windows Current menu Number of windows window in the menu Scroll through the windows in the start guide Arrows to scroll through window in start guide 1 Turn the control knob until one of the arrows in the top left corner at the page number has been marked 2 Press the OK button to skip between the steps in the start guide Chapter 7 ERI In many menus there is a symbol that indicates that 1 Use the control knob to select the help symbol The help text often consists of several windows that you can 43 44 8 Control Menus Menu 1 INDOOR CLIMATE 1 INDOOR CLIMATE 1 1 temperature Overview 1 2 ventilation 1 3 scheduling 1 3 1 heating 1 9 advanced 1 3 2 cooling 1 3 3 ventilation 1 9 1 heating curve Accessories are needed Sub menus For the menu ANDOVA there are several sub menus Status information for the relevant menu can be found on the display to the right of the menus Setting the temperature for the climate system The status information shows the set values for the climate system Tab for cooling system is only displayed if accessory for cooling are present or if the heat pump has the integrated cooling function Setting the fan speed The status information shows the selected setting This menu is only displayed
90. lux Setting range 5 70 C Factory setting C kW economy normal luxury Ename 5 45 48 51 Copper 5 46 49 52 Stainless 5 46 49 52 Ename 6 44 47 50 Copper 6 45 48 51 Stainless 6 45 48 51 Ename 8 43 46 49 Copper 8 44 47 50 Stainless 8 44 47 50 Ename 10 41 44 47 Copper 10 42 45 48 Stainless 10 42 45 48 Ename 12 40 43 46 Copper 12 41 44 47 Stainless 12 41 44 47 stop temp per increase Setting range 55 70 C Default values 55 C Here you set the start and stop temperature of the hot water for the different comfort options in menu 2 2 as well as the stop temperature for periodic increase in menu 2 9 1 NIBE F1245 Menu 5 1 2 max flow line temperature climate system Setting range 15 80 C Default value 60 C Set the maximum supply temperature for the climate system here If the installation has more than one climate system individual maximum flow temperatures can be set for each system Caution Underfloor heating systems are normally set between 35 and 45 C Check the max floor temperature with your floor supplier Menu 5 1 3 max diff flow line temp max diff compressor Setting range 1 25 C Default value 10 C max diff addition Setting range 1 24 C Default value 7 C Here you set the maximum permitted difference between the calculated and actual supply temperature during com
91. menu 5 4 see page 62 A closed switch results in blocked heating operation Switch for external forced control of brine pump In those cases external forced control of brine pump is used this can be connected to terminal block X6 on the input card AA3 which is positioned behind the front cover The brine pump can be force controlled by connecting a potential free switch function to the input selected in menu 5 4 see page 62 A closed switch means that the brine pump is active Contact for activation of temporary lux An external contact function can be connected to F1245 for activation of the hot water function temporary lux The switch must be potential free and connected to the selected input menu 5 4 see page 62 on terminal block X6 on the input circuit board AA3 temporary lux is activated for the time that the contact is connected Contact for activation of external adjustment An external contact function can be connected to F1245 to change the supply temperature and the room temperature When the switch is closed the temperature changes in C if the room sensor is connected and activated If a room sensor is not connected or not activated the desired offset of temperature heating curve offset is set with the number of steps selected The value is adjustable between 10 and 10 climate system 1 The switch must be potential free and connected to the selected input menu 5 4 see pa
92. mpedance at connection point 1 ohm Max operating current heat pump incl 1 2 kW immersion heater Arms 18 20 24 25 31 32 Recommended fuse rating Max operating current heat pump incl 3 4 kW immersion heater Ams 27 32 32 32 40 40 Recommended fuse rating Max operating current heat pump incl 5 6 kW immersion heater Arms 36 40 41 50 49 50 Recommended fuse rating Max operating current heat pump including 7 kW immersion heater Arms 40 40 46 50 53 63 Recommended fuse rating Output Brine pump W 30 87 30 87 35 185 Output Heating medium pump W 7 67 7 67 7 67 IP class IP 21 Refrigerant circuit Type of refrigerant 6 Volume kg 1 4 2 3 2 2 Cut out value pressostat HP MPa 2 9 29 bar Difference pressostat HP MPa 0 7 7 bar Cut out value pressostat LP MPa 0 15 1 5 bar Difference pressostat LP MPa 0 15 1 5 bar 74 Chapter 12 Technical data NIBE F1245 1x230V 5 8 12 Brine circuit Energy class Brine pump OW energy Max system pressure brine MPa 0 3 3 bar Min flow l s 0 19 0 33 0 47 Nominal flow l s 0 23 0 42 0 65 Max external avail press at nom flow kPa 62 48 69 Max Min incoming Brine temp 9c see diagram Min outgoing brine temp SC 10 Heating medium circuit Energy class circ pump OW energ
93. n be obtained here No changes can be made The information is on several pages Turn the control knob to scroll between the pages Symbols in this menu Compressor Heating Addition Hot water Heating medium Brine pump blue pump orange Pool Cooling Ventilation Menu 3 2 compressor info Information about the compressor s operating status and statistics can be obtained here No changes can be made The information is on several pages Turn the control knob to scroll between the pages NIBE F1245 Menu 3 3 add heat info Information about the additional heat settings operating status and statistics can be obtained here No changes can be made The information is on several pages Turn the control knob to scroll between the pages Menu 3 4 alarm log To facilitate fault finding the heat pump operating status at alarm alerts is stored here You can see information for the 10 most recent alarms To view the run status in the event of an alarm mark the alarm and press the OK button Menu 3 5 indoor temp log Here you can see the average temperature indoors week by week during the past year The dotted line indicates the annual average temperature The average outdoor temperature is only shown if a room temperature sensor room unit is installed Otherwise if an exhaust air module NIBE FLM is installed the exhaust air temperature is shown To read off an average temperature 1 Turn
94. ng Setting range 20 40 C Default values 20 stop additional heat Setting range 20 40 C Default values 15 filtering time Setting range 0 48h Default value 24 h When operating mode is set to auto the heat pump selects when start and stop of additional heat and heat production is permitted dependent on the average outdoor temperat ure If accessories for cooling are present or if the heat pump has the integrated cooling function you can also select the start temperature for cooling Select the average outdoor temperatures in this menu You can also set the time over which filtering time the av erage temperature is calculated If you select 0 the present outdoor temperature is used d Caution It cannot be set stop additional heat higher than stop heating OE Caution In systems where heating and cooling share the same pipes stop heating cannot be set higher than start cooling Menu 4 9 3 degree minute setting current value Setting range 3000 3000 start compressor Setting range 1000 30 Default value 60 start addition Setting range 2000 30 Default value 400 diff between additional steps Setting range 0 0 Default value 100 Chapter 8 Control Menus Degree minutes are a measurement of the current heating requirement in the house and determine when the com pressor respectively additional heat will start stop CER Caution Higher value on start
95. nguage display operating mode etc See page 54 Menu 5 SERVICE Advanced settings These settings are not available to the end user The menu is visible by pressing the Back button for 7 seconds See page 58 NIBE F1245 Symbols in the display The following symbols can appear in the display during op eration Symbol Description This symbol appears by the information sign if there is information in menu 3 1 that you should note These two symbols indicate whether the compressor or addition is blocked in F1245 These can for example be blocked depend ing on which operating mode is selected in menu 4 2 if blocking is scheduled in menu 4 9 5 or if an alarm has occurred that blocks one of them Blocking the compressor Blocking additional heat This symbol appears if lux mode for the hot water is activated This symbol indicates the actual speed of the fan if the speed has changed from the normal setting Accessory NIBE FLM required This symbol indicates whether holiday setting is activated in menu 4 7 Chapter 7 Control Introduction 41 42 INDOOR CLIMATE HOT WATER HEAT PUMP Marked main menu Symbols sub menus Operation To move the cursor turn the control knob to the left or the right The marked position is brighter and or has a turned up tab Selecting menu To advance in the menu system select a main menu by marking it and then pr
96. oll through window in start guide Chapter 6 1 Turn the control knob until one of the arrows in the top left corner at the page number has been marked 2 Press the OK button to skip between the steps in the start guide See page 40 for a more in depth introduction to the heat pump s control system The start guide will be described under the following points step by step 1 Selection of language Choose the language that you want the information to be displayed in here Change language as follows 1 Turn the control knob until the language you require is marked 2 Press the OK button Turn the control knob until the arrow in the top left corner at the page number has been marked 4 Press the OK button to access the next step in the start guide 2 Information Welcome to the start guide for your heat pump As long as the start guide is active no function in the heat pump will start automatically The guide will show up with each restart of the heat pump until it is deselected on the last page Information about the start guide for the heat pump is shown here 3 Setting operating mode brine pump gt operating mode brine pump intermittent continuous 10 days continuous op mode Setting range intermittent continuous 10 days continu ous Default value intermittent Set the operating mode of the brine pump here intermittent The brine pump starts 20 seconds befo
97. ompressor menu Sub menus NOTE Incorrect settings in the service menus can damage Menu SIAE has orange text and is intended for the advanced user This menu has several sub menus Status information for the relevant menu can be found on the dis the heat pump play to the right of the menus Menu 5 1 operating settings Operating settings can be made for the heat pump in the System settings for the heat pump activat sub menus ing accessories etc CESENA Operational settings for different accessor ies Setting software controlled in and outputs on the input circuit board AA3 Total reset of all settings including 6 settings available to the user to default values LOE Forced control of the different components in the heat pump Manual start of the start guide which is run the first time the heat pump is started Chapter 8 Control Menus NIBE F1245 Menu 5 1 1 hot water settings start temp economy I normal I lux Setting range 5 70 C Factory setting C kW economy normal luxury Ename 5 41 44 47 Copper 5 42 45 48 Stainless 5 42 45 48 Ename 6 40 43 46 Copper 6 41 44 47 Stainless 6 41 44 47 Ename 8 39 42 45 Copper 8 40 43 46 Stainless 8 40 43 46 Ename 10 37 40 43 Copper 10 38 41 44 Stainless 10 38 41 44 Ename 12 36 39 42 Copper 12 37 40 43 Stainless 12 37 40 43 stop temp economy I normal I
98. onnected accessories for F1245 ae Caution level sensor are not found automatically but must be ticked off by hand NIBE F1245 NOTE N Only mark the option for ground water pump if the accessory AXC 40 is to be used to control the circulation pump Menu 5 3 accessory settings The operating settings for accessories that are installed and activated are made in the sub menus for this Menu 5 3 1 FLM time between defrosts Setting range 1 30h Default value 10 h months btwn filter alarms Setting range 1 12 Default value 3 continuous pump op Select for continuous operation of the circulation pump in the exhaust air module time between defrosts Set the minimum time that must pass between defrostings of the heat exchanger in the ex haust air module When the exhaust air module is in operation the heat ex changer is cooled so that ice builds up on it When too much ice builds up the heat transfer capacity of the heat exchanger is reduced and defrosting is required Defrosting warms up the heat exchanger so that the ice melts and runs off via the condensation hose months btwn filter alarms Set how many months should pass before the heat pump informs that it is time to clean the filter in the exhaust air module Clean the exhaust air module s air filter regularly how often depends on the amount of dust in the ventilation air Chapter 8 Control Menus 61 62 Menu 5 3 2 shunt controlled
99. oolant flow line at 40 C Set the desired temperature on the flow temperature to the climate system during cooling operation when the outdoor temperature is 40 C F1245 then attempts to get as close to the set temperature as possible time betw switch heat cool Here you can set how long F1245 is to wait before it returns to heating mode when the cooling demand has ceased or vice versa heat at room under temp Caution This setting option only appears if a room temper ature sensor is connected to F1245 and has been activated Here you can set how far the room temperature can drop below the desired temperature before F1245 switches to heating operation cool at room over temp Caution This setting option only appears if a room temper ature sensor is connected to F1245 and has been activated Here you can set how high the room temperature can in crease above the desired temperature before F1245 switches to cooling operation 17 Setting step controlled add heat gt step controlled add heat start addition C400 DM diff between additional steps 100 DM max step 3 binary stepping This part of the start guide is only displayed if the alternative is selected in a previous menu and the accessory is installed start addition Setting range 2000 30 GM Default values 400 GM diff between additional steps Setting range 0 1000 GM Default values 100 GM max step Setting range
100. or Room sensor Current sensor Safety breaker Earth circuit breaker Setting of emergency mode thermostat Miscellaneous Guarantee submitted NIBE F1245 Chapter 1 Important information Contact information AT KNV Energietechnik GmbH Gahberggasse 11 4861 Sch rfling Tel 43 0 7662 8963 0 Fax 43 0 7662 8963 44 E mail mail knv at www knv at CH NIBE Warmetechnik AG Winterthurerstrasse 710 CH 8247 Flurlingen Tel 52 647 00 30 Fax 52 647 00 31 E mail info nibe ch www nibe ch CZ Druzstevni zavody Drazice s r o Drazice 69 CZ 294 71 Benatky nad Jizerou Tel 420 326 373 801 Fax 420 326 373 803 E mail nibe nibe cz www nibe cz DE NIBE Systemtechnik GmbH Am Reiherpfahl 3 29223 Celle Tel 05141 7546 0 Fax 05141 7546 99 E mail info nibe de www nibe de DK V lund Varmeteknik A S Member of the Nibe Group Brog rdsvej 7 6920 Videb k Tel 97 17 20 33 Fax 97 17 29 33 E mail infoGvolundvt dk www volundvt dk FI NIBE Energy Systems OY Juurakkotie 3 01510 Vantaa Puh 09 274 697 0 Fax 09 274 697 40 E mail info nibe fi www nibe fi GB NIBE Energy Systems Ltd 3C Broom Business Park Bridge Way Chesterfield S41 9QG Tel 0845 095 1200 Fax 0845 095 1201 E mail infoGnibe co uk www nibe co uk NL NIBE Energietechniek B V Postbus 2 NL 4797 ZG WILLEMSTAD NB Tel 0168 477722 Fax 0168 476998 E mail infognibenl nl www nibenl nl NO ABK AS Brobekkveien 80 0582 Oslo Postadresse
101. otice able difference in room temperature Menu 1 3 2 cooling accessory required Here you can schedule when cooling is permitted in the ac commodation for up to two different time periods per day If two settings conflict with each other a red exclamation mark is displayed at the end of the line Chapter 8 Control Menus 45 Activated Schedule v activated Conflict Day Time period Adjusting Schedule The schedule to be changed is selected here Activated Scheduling for the selected period is activated here Set times are not affected at deactivation Day Select which day or days of the week the schedule is to apply to here To remove the scheduling for a particular day the time for that day must be reset by setting the start time to the same as the stop time If the line all is used all days in the period are set for these times Time period The start and stop time for the selected day for scheduling are selected here Adjusting Whether or not cooling is permitted during scheduling is set here TIP Q If you wish to set similar scheduling for every day of the week start by filling in all and then chan ging the desired days Caution If the stop time is before the start time it means that the period extends past midnight Scheduling always starts on the date that the start time is set for Menu 1 3 3 ventilation accessory required Increases or decreases in the ventilation to t
102. out the cooling module 5 66 E Electrical addition maximum output 22 Setting max electrical output 22 Switching to maximum electrical output 22 Electrical cabinets 10 Electrical connections 18 Accessibility electrical connection 19 Cable lock 19 Connecting accessories 26 Connecting external operating voltage for the control system 20 Connections 20 Electrical addition maximum output 22 External connection options 24 General 18 Load monitor 24 iniature circuit breaker 18 otor cut out 18 Optional connections 24 Outdoor sensor 21 Power connection 20 Removing the cover base board 19 Removing the cover immersion heater circuit board 19 Removing the hatch input circuit board 19 Room sensor 21 Settings 22 Standby mode 22 Temperature limiter 18 Temperature sensor external flow line 21 Emptying the brine system 65 External connection options 24 Contact for activation of fan speed 25 Contact for activation of external adjustment 25 Contact for activation of temporary lux 25 Controlling ground water pump 25 Cooling mode indication 25 Extra circulation pump 25 Hot water circulation 25 NV 10 pressure level flow monitor brine 25 Possible selection for AUX inputs 24 Possible selection for AUX output potential free variable re lay 25 Switch for external blocking of addition and or compressor 24 Switch for external blocking of heating 25 Switch for external forced control of brine pump 25
103. p deactivate hot water Select how you want the heat pump to alert you that there is an alarm in the display here The different alternatives are that the heat pump stops pro ducing hot water default setting and or reduces the room temperature ae Caution If no alarm action is selected it can result in higher energy consumption in the event of an alarm 29 Filling in the checklist gt Don t forget to fill in the check list in chapter 1 in both the Installer and User manual This is important since this data has to be stated in event of future services Do not forget to fill in the checklist on page 3 and in the user manual Chapter 6 30 Complete the start guide You have come to the last page of the start guide Do you wish the start guide to start the next time the heat pump is restarted Here you select whether to start the start guide the next time the heat pump is restarted WEF Caution If you choose yes this means that the next time the heat pump is started e g after a power cut it will not produce heat or hot water for 60 minutes Post adjustment and venting Pump capacity diagrams collector side To set the correct flow in the brine system the correct speed must be set for the brine pump The flow must have a temperature difference between brine out BT11 and brine in BT10 of 2 5 C when the system is balanced suitably 5 minutes after compressor start Check these
104. pan sion vessel CM3 If there is a level vessel CM2 this should be replaced Extract air FLM Free cooling The installation can be supplemented with fan convectors for example in order to allow connections for free cooling PCS 44 Pipes and other cold surfaces must be insulated with dif fusion proof material to prevent condensation Where the cooling demand is high fan convectors with drip trays and drain connection are needed The brine system must be supplied with a pressure expan sion vessel CM3 If there is a level vessel CM2 this should be replaced Fan convectors NIBE F1245 Under floor heating systems The external circulation pump is dimensioned for the under floor heating system s demand If the climate system volume is too small for the heat pump output the underfloor heating system can be supplemented with a buffer vessel for example NIBE UKV Two or more climate systems When more than one climate system with a lower temper ature is to be heated up the following connection can be used The shunt valve lowers the temperature to for ex ample the under floor heating system The ECS 40 ECS 41 accessory is required for this connection NIBE F1245 Ground water system An intermediate heat exchanger is used to protect the heat pump s exchanger f
105. phone numbers provided must be able to re ceive SMS messages Menu 5 3 6 step controlled add heat start addition Setting range 2000 30 GM Default values 400 GM diff between additional steps Setting range 0 1000 GM Default values 100 GM max step Setting range binary stepping deactivated 0 3 Setting range binary stepping activated 0 7 Default value 3 Make settings for step controlled addition here Step con trolled addition is for example an external electric boiler It is possible for example when the addition is to start to set the maximum number of permitted steps and whether binary stepping is to be used See the accessory installation instructions for function de scription Menu 5 4 soft in outputs Here you can select which in output on the input circuit board AA3 the external contact function page 24 is to be connected to Selectable inputs on terminal block AUX1 5 AA3 X6 9 18 and output AA3 X7 on the input circuit board Menu 5 5 factory setting service All settings can be reset including settings available to the user to default values here NOTE When resetting the start guide is displayed the next time the heat pump is restarted Menu 5 6 forced control You can force control the different components in the heat pump here Menu 5 7 start guide When the heat pump is started for the first time the start guide starts automatically Start it manually here
106. played if you set a vacation schedule but it is not active now active displays if any part of the vacation schedule is active otherwise it displays off Setting heat pump work mode Menu 4 1 plus functions Settings for any additional functions installed in the heating system can be made in the sub menus Menu 4 1 1 pool accessory required start temp Setting range 15 0 70 0 C Default value 22 0 C stop temperature Setting range 15 0 70 0 C Default value 24 0 C Chapter 8 Control Menus 4 9 2 auto mode setting 4 9 3 degree minute setting 4 9 4 factory setting user 4 9 5 schedule blocking Select whether the pool control is to be activated and within what temperatures start and stop temperature pool heating must occur When the pool temperature drops below the set start tem perature and there is no hot water or heating requirement F1245 starts pool heating Untick activated to switch off the pool heating Caution The start temperature cannot be set to a value that is higher than the stop temperature Menu 4 2 op mode op mode Setting range auto manual add heat only Default value auto functions Setting range compressor addition heating cooling The heat pump operating mode is usually set to auto It is also possible to set the heat pump to add heat only but only when an addition is used or manual and select yourself what funct
107. pply to the compressor and immersion heater is required see section Switch for external blocking of ad dition and or compressor on page 24 Connecting external operating voltage for the control system NOTE AN Only applies to power connection of 3x400V NOTE N Mark up any junction boxes with warnings for ex ternal voltage If you wish to connect external operating voltage for the control system to F1245 on the immersion heater circuit board AA1 the edge connector at AA1 X2 must be moved toAAT1 X9 as illustrated When connecting external operating voltage for the control system with separate earth fault breaker disconnect the blue cable from terminal block X7 24 on the immersion heater circuit board AA1 and connect in the enclosed top clamp together with the incoming operating zero Connect a blue cable min 0 75 mm 2 between the top clamp and X11 N on the immersion heater circuit board as illustrated Operating voltage 1x230V N PE is connected to AA1 X11 as illustrated LPEN 1x230V N PE operating voltage Only with separate earth fault breaker Outside sensor Instal
108. protected against freezing down to 15 C 1 litre of ready mixed brine per meter of collector hose applies when using PEM hose 40x 2 4 PN 6 3 is used as a guide value when making the volume calculation Side connection It is possible to angle the brine connections for connection to the side instead of top connection To angle out a connection 1 Disconnect the pipe at the top connection 2 Angle the pipe in the desired direction 3 If necessary cut the pipe to the desired length Connecting the brine side Insulate all indoor brine pipes against condensation The level vessel must be installed as the highest point in the brine system on the incoming pipe before the brine pump Alt 1 NIBE F1245 If the level vessel cannot be placed at the highest point an expansion vessel must be used Alt 2 NOTE AN Note that condensation may drip from the level vessel Position the vessel so that this does not harm other equipment Details of the antifreeze used must be shown on the level vessel Install the supplied safety valve under the level vessel as illustrated The entire length of the overflow water pipe from the safety valves must be inclined to prevent water pockets and must also be frost proof Install shut off valves as close to the heat pump as possible Fit the supplied particle filter on the incoming pipe In the case of connection to an open groundwater system an intermediate frost protected
109. pry the catch carefully downwards B 2 Angle out the cover and remove it NIBE F1245 Chapter 5 Electrical connections 19 20 Connections NOTE AN To prevent interference unscreened communica tion and or sensor to external connections cables must not be laid closer than 20 cm to high voltage cable when cable routing Power connection F1245 must be installed via an isolator switch with a minim um breaking gap of 3mm Minimum cable area must be di mensioned according to the fuse rating used Supplied cable for incoming electricity is connected to terminal block X1 on the immersion heater card AA1 NOTE N F1245 is not reconnectable between 1 phase and 3 phase neither is it reconnectable between 3x230V and 3x400V Connection 3x400V Hil mnl AA1 X1 L3 PE1 Connection 3x230V on 00 AA1 X1 OQO PE1 Connection 1x230V ol In i AA1 X1 a T N G PE 0 1 3r TEES ES HESSE HESS OO Chapter 5 Electrical connection NOTE AN F1245 12 contains scroll compressor which means that it is important that electrical connections are made with the correct phase sequence With the incorrect phase sequence the compressor does not start and an alarm is displayed If separate su
110. r line as illustrated The entire length of the over flow water pipe from the safety valves must be inclined to prevent water pockets and must also be frost proof Chapter 4 Pipe connections 15 Docking alternatives F1245 can be connected in several different ways some of which are shown below Further option information is available at www nibe eu and in the respective assembly instructions for the accessories used See page 72 for a list of the accessories that can be used with F1245 Extra electric hot water heater The heat pump should be supplemented with an electric water heater for example NIBE COMPACT if a whirlpool or other significant consumer of hot water is installed The valve connection on COMPACT can be separated The mixing valve remains on COMPACT and the remaining valve connector can be used for incoming cold water in F1245 COMPACT Buffer vessel If the climate system volume is too small for the heat pump output the radiator system can be supplemented with a buffer vessel for example NIBE UKV Y St Chapter 4 Pipe connections Ventilation recovery The installation can be supplemented with the exhaust air module FLM to provide ventilation recovery Pipes and other cold surfaces must be insulated with dif fusion proof material to prevent condensation The brine system must be supplied with a pressure ex
111. re quire B Status lamp The status lamp indicates the status of the heat pump It lights green during normal operation lights yellow in emergency mode lights red in the event of a deployed alarm C OK button The OK button is used to confirm selections of sub menus options set values page in the start guide D Back button The back button is used to go back to the previous menu change a setting that has not been con firmed E Control knob The control knob can be turned to the right or left You can scroll in menus and between options increase and decrease the values change page in multiple page instructions for example help text and service info 40 Chapter 7 Control Introduction NIBE F1245 Menu system When the door to the heat pump is opened the menu sys tem s four main menus are shown in the display as well as certain basic information Outdoor temperature Indoor temperature if room sensors are installed Hot water temp J UI Information about operation 7 SERVICE HEAT PUMP Temporary lux if Estimated amount of activated hot water Menu 1 INDOOR CLIMATE Setting and scheduling the indoor climate See page 44 Menu 2 HOT WATER Setting and scheduling hot water production See page 51 Menu 3 INFO Display of temperature and other operating information and access to the alarm log See page 53 Menu 4 HEAT PUMP Setting time date la
112. re is too high reduce the value in menu 1 1 by one increment Menu 1 2 ventilation accessory required Setting range normal and speed 1 4 Default value normal The ventilation in the accommodation can be temporarily increased or reduced here When you have selected a new speed a clock starts a count down When the time has counted down the ventilation speed returns to the normal setting If necessary the different return times can be changed in menu 1 9 6 The fan speed is shown in brackets in percent after each Speed alternative TIP i3 6 Q If longer time changes are required use the holiday function or scheduling Menu 1 3 scheduling In the menu RAEM indoor climate heating cooling vent ilation is scheduled for each weekday You can also schedule a longer period during a selected period vacation in menu 4 7 Menu 1 3 1 heating Increases or decreases in the accommodation temperature can be scheduled here for up to three time periods per day If a room sensor is installed and activated the desired room temperature C is set during the time period Without an activated room sensor the desired change is set of setting in menu 1 1 A one degree change in room temperature requires one increment for underfloor heating and approx imately two to three increments for the radiator system If two settings conflict with each other a red exclamation mark is displayed at the end of the line Activa
113. re and stops at the same time as the compressor continuous Continuous operation 10 days continuous Continuous operation for 10 days Then the pump shifts to intermittent operation TIP E 7 Q You can use 10 days continuous at start up to obtain continuous circulation during a start up time in order to make it easier to bleed the system 5 Setting op mod heat med pump gt op mod heat med pump auto intermittent continuous op mode Setting range auto intermittent continuous Default value auto Set the operating mode of the heating medium pump here auto The heating medium pump runs according to the current operating mode for F1245 intermittent The heating medium pump starts 20 seconds before and stops at the same time as the compressor continuous Continuous operation 6 Setting internal electrical addition internal electrical addition max connected el add set max electrical add fuse size detect phase order Phase sequence not found max connected el add Setting range 7 9 kW Default values 7 kW set max electrical add Setting range 0 9 kW Default values 6 kW fuse size Setting range 1 200A Default values 16 A Here you set the max electrical output of the internal elec trical addition in F1245 and the fuse size for the installation Here you can also check which current sensor is installed on which incoming phase to the property this requires
114. rine out Set the temperature at which the heat pump is to activate the alarm for low temperature in outgoing brine If automatic reset is selected the alarm resets when the temperature has increased by 1 C below the set value max brine in Set the temperature at which the heat pump is to activate the alarm for high temperature in incoming brine Select alarm activated to activate the alarm Menu 5 1 8 operating mode brine pump op mode Setting range intermittent continuous 10 days continu ous Default value intermittent Set the operating mode of the brine pump here intermittent The brine pump starts 20 seconds before and stops at the same time as the compressor continuous Continuous operation 10 days continuous Continuous operation for 10 days Then the pump shifts to intermittent operation TIP ie Q You can use 10 days continuous at start up to obtain continuous circulation during a start up time in order to make it easier to bleed the system Chapter 8 Control Menus Menu 5 1 9 Brine pump speed Brine pump speed Setting range 0 100 96 Default values 50 Set the speed of the brine pump here Menu 5 1 10 op mod heat med pump op mode Setting range auto intermittent continuous Default value auto Set the operating mode of the heating medium pump here auto The heating medium pump runs according to the current operating mode for F1245 intermittent
115. rom dirt The water is released into a buried filtration unit or a drilled well See page 25 for more information about connecting a ground water pump Pool Charging of the pool is controlled by the pool sensor In the case of low pool temperatures the shuttle valve reverses direction and opens towards the pool exchanger The POOL 40 accessory is required for this connection Chapter 4 Pipe connections 17 18 5 Electrical connections General All electrical equipment except the outdoor sensors room sensors and the current sensors are ready connected at the factory Disconnect the heat pump before insulation testing the house wiring F1245 is not reconnectable between 1 phase and 3 phase neither is it reconnectable between 3x230V and 3x400V If the building is equipped with an earth fault breaker F1245 should be equipped with a separate one f a miniature circuit breaker is used this should have at least motor characteristic C See page 74 for fuse size For wiring diagrams for the heat pump see separate in stallation handbook for wiring diagrams Communication and sensor cables to external connections must not be laid close to high current cables The minimum area of communication and sensor cables to external connections must be 0 5 mm up to 50 m for example EKKX or LiYY or equivalent
116. t currents can cause short voltage dips that could affect other equipment in unfavourable conditions If the impedance in the mains connection point is higher than that stated it is possible that interference will occur If the impedance in the mains connection point is higher than that stated check with the power supplier before purchasing the equipment 2 With feet dismantled the height is approx 1930 mm NIBE F1245 Working range heat pump compressor oper ation The compressor provides a flow temperature up to 65 C the remainder up to 70 C is obtained using the additional heat 12 kW 3x400V 8 12 kW 1x230V Temperature eG 70 6 20 40 5 0 5 0 5 10 15 20 25 30 35 Incoming brine temp Flow pipe Return pipe Other Temperature C 70 rae SS ee es SS Se 00 f 50 40 30 20 10 0 15 10 5 0 5 10 15 20 25 30 35 C Incoming brine temp Flow pipe Return pipe Chapter 12 Technical data 79 80 13 Item register Item register A Accessibility electrical connection 19 Accessories 72 Assembly 5 B Back button 40 Brine side 14 C Cable lock 19 Commissioning and adjusting 27 Filling and venting 27 Post adjustment and bleeding 37 Preparations 27 Start guide 28 Connecting accessories 26 Connecting current sensors 24 Connecting external operating voltage for
117. ted Schedule System Schedule 1 gj activated system 20 5 Conflict Day Time period Adjusting Schedule The schedule to be changed is selected here Activated Scheduling for the selected period is activated here Set times are not affected at deactivation System Which climate system the schedule is for is selected here This alternative is only displayed if more than one cli mate system is present Day Select which day or days of the week the schedule is to apply to here To remove the scheduling for a particular day the time for that day must be reset by setting the start time to the same as the stop time If the line all is used all days in the period are set for these times Time period The start and stop time for the selected day for scheduling are selected here Adjusting How much the heating curve is to be offset in relation to menu 1 1 during scheduling is set here If the rooms sensor is installed the desired room temperature is set in C TIP x d m If you wish to set similar scheduling for every day of the week start by filling in all and then chan ging the desired days E Caution If the stop time is before the start time it means that the period extends past midnight Scheduling always starts on the date that the start time is set for Changes of temperature in accommodation take time For example short time periods in combina tion with underfloor heating will not give a n
118. unctions are to be permitted because it is handled automatically by the heat pump Operating mode manual In this operating mode you can select what functions are permitted You cannot deselect compressor in manual mode Operating mode add heat only EE Caution If you choose mode add heat only the com pressor is deselected and there is a higher operating COSt In this operating mode the compressor is not active and only additional heating is used Functions compressor is that which produces heating and hot water for the accommodation If compressor is deselected a symbol in the main menu on the heat pump symbol is dis played You cannot deselect compressor in manual mode addition is what helps the compressor to heat the accom modation and or the hot water when it cannot manage the whole requirement alone Chapter 6 35 36 heating means that you get heat in the accommodation You can deselect the function when you do not wish to have heating running cooling means that you get cooling in the accommoda tion in hot weather You can deselect the function when you do not wish to have the cooling running This alternative requires an accessory for cooling or if the heat pump has a built in function for cooling Caution If you deselect addition it may mean that suffi cient heating in the accommodation is not achieved 28 Dealing with alarms gt alarm actions decrease room tem
119. usting the room temperature 39 Post adjustment and bleeding 37 Post adjusting the room temperature 39 Pump capacity diagrams collector side 37 Pump capacity diagrams heating medium side 38 Readjusting venting heat medium side 39 Power connection 20 Preparations 27 Pump capacity diagrams collector side 37 Pump capacity diagrams heating medium side 38 R Readjusting venting heat medium side 39 Removing parts of the insulation 7 Removing the cover base board 19 Removing the cover immersion heater circuit board 19 Removing the covers 6 Removing the hatch input circuit board 19 Room sensor 21 NIBE F1245 S Safety information 2 Contact information 4 Inspection of the installation 3 Serial number 2 Symbols 2 Scroll through the windows 43 Selecting menu 42 Selecting options 42 Serial number 2 Service 64 Service actions 64 Service actions 64 Draining the climate system 64 Draining the hot water heater 64 Drawing out the cooling module 66 Emptying the brine system 65 Helping the circulation pump to start 65 Standby mode 64 Temperature sensor data 66 USB service outlet 68 Setting a value 43 Settings 22 Standby mode 64 Power in emergency mode 23 Start guide 28 Status lamp 40 Supplied components 6 Switch 40 Switch for external blocking of addition and or compressor 24 Switch for external blocking of heating 25 Switch for external forced control of brine pump
120. ver 19 1 Remove the screws from the lower edge of the front Cover 2 Liftthe cover out at the bottom edge and up Side covers aL The side covers can be removed to facilitate the installation 1 Remove the screws from the upper and lower edges Twist the cover slightly outward Move the cover backwards and slightly to the side Pull the cover to one side Pull the cover forwards UY ape N NIBE F1245 Removing parts of the insula Insulation immersion heater tion NOTE Parts of the insulation can be removed to facilitate the install AN Electrical installation and service must be carried ation out under the supervision of a qualified electrician Electrical installation and wiring must be carried Insulation top out in accordance with the stipulations in force 1 Disconnect the cable from the motor and remove the Motor iron tNe see valve asiilltistrated 1 Remove the cover of the junction box according to the 2 Grip the handle and pull the insulation carefully towards A description on page 19 jd E you as illustrated east 2 Grip the handle and pull straight out as illustrated NIBE F1245 Chapter 2 Delivery and handling 3
121. y Max system pressure heating medium MPa 0 4 4 bar Min flow l s 0 08 0 13 0 19 Nominal flow l s 0 10 0 18 0 27 Max external avail press at nom flow kPa 68 64 58 Max Min heating medium temp 20 see diagram Noise output Lwa according to EN 12102 at 0 35 dB A 2 43 43 Sound pressure level Lpa calculated values according to EN ISO 11203 at 0 35 and a distance of dB A 27 28 28 1m Pipe connections Brine ext diam CU pipe mm 28 Heating medium ext diam CU pipes mm 22 28 Hot water connection external diam mm 22 Cold water connection external diam mm 22 3x230V 3x230V 6 8 10 12 Output data at nom flow Refers to performance of heat pump excl circulation pumps 0 35 Rated output kw 6 30 8 18 9 81 11 87 Cooling output kw 4 98 6 52 7 83 9 30 Electrical output kw 1 32 1 66 1 98 2 57 COP 4 77 4 92 4 95 4 62 0 50 Rated output kw 5 03 6 78 8 26 11 37 Cooling output kW 3 52 4 83 5 89 7 95 Electrical output kW 1 51 1 95 2 37 3 42 COP 3 34 3 48 3 49 3 31 Output data according to EN 14511 0 35 Rated output kW 6 05 7 86 9 46 11 74 Electrical output kW 1 38 1 75 2 15 2 77 COP nian 4 39 4 50 4 40 4 24 0 45 Rated output kw 5 14 6 99 8 47 11 27 Electrical output kw 1 49 1 92 2 34 3 33 COPEN14511 3 45 3 63 3 62 3 39 Additional power kw 2 4 6 9 Electrical data Rated voltage 230V 3NAC 50 Hz NIBETM F1245 Chapter 12 Technical data 75 76

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