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Nibe F1255 Series User Manual Download Page 4

INSTALLATION DATA

F1255

Product

Serial number
Installation date
Installer
Type of brine -

Mixing ratio/freezing point
Active drilling depth/collector length

Accessories

✔

Set

Fact.

sett.

Name

No.

0

heating curve (offset)

1.9.1.1

7

heating curve (curve
slope)

1.9.1.1

Serial number must always be given

Certification that the installation is carried out according to instructions in the accompanying
installer manual and applicable regulations.

_________________________

Signed

__________________

Date

NIBE F1255

Chapter 1 | Important information

4

1 Important information

Summary of Contents for F1255 Series

Page 1: ...UHB EN 2008 9 231530 USER MANUAL Ground source heat pump NIBE F1255...

Page 2: ...temperature is accessed by pressing the OK button twice when in the start mode in the main menu Read more about the settings on page 28 Increase hot water volume 2X 1X To temporarily increase the amo...

Page 3: ...with F1255 23 Maintenance of F1255 24 Saving tips 27 3 F1255 at your service 27 Set the indoor climate 44 Set the hot water capacity 49 Get information 52 Adjust the heat pump 76 4 Disturbances in com...

Page 4: ...t Name No 0 heating curve offset 1 9 1 1 7 heating curve curve slope 1 9 1 1 Serial number must always be given Certification that the installation is carried out according to instructions in the acco...

Page 5: ...ke any design or technical modifications are reserved NIBE 2020 Do not start F1255 if there is a risk that the water in the system has frozen If the supply cable is damaged only NIBE its service repre...

Page 6: ...CE mark is obligatory for most products sold in the EU re gardless of where they are made CE Classification of enclosure of electro technical equipment IP21 Danger to person or machine Read the User...

Page 7: ...Caution You need the product s 14 digit serial number for servicing and support 7 Chapter 1 Important information NIBE F1255...

Page 8: ...or as back up operation factory setting 6 kW For F1255 12 3x230V an immersion heater of 9 kW can be connected automatically if anything unforeseen should occur or as back up operation factory setting...

Page 9: ...er as well as cooling and ventilation in some cases can be scheduled for each day of the week or for longer periods vaca tion Display with user instructions The heat pump has a large display with easy...

Page 10: ...tor Condenser Expansion valve Compressor 1 2 3 Heat source A B C D E G F H The temperatures are only examples and may vary between different installations and time of year NIBE F1255 Chapter 2 The hea...

Page 11: ...rns to the heat source to retrieve energy again B Refrigerant circuit Another liquid circulates in a closed system in the heat pump a refriger ant which also passes the evaporator The refrigerant has...

Page 12: ...ay different type of information e g temperatures clock etc You determine what is to be displayed in the information window Your own combination of information is entered using the display unit This i...

Page 13: ...eive information about settings status and events see different types of alarms and receive instructions about how they are to be rectified Display Instructions settings and operational information ar...

Page 14: ...help text and service info E Switch The switch assumes three positions On Standby Emergency mode Emergency mode must only be used in the event of a fault on the heat pump In this mode the compressor s...

Page 15: ...Indoor temperature if room sensors are installed Hot water temp Temporary lux if activated Outdoor temperature Estimated amount of hot water Information about operation Slave INFO HOT WATER If the he...

Page 16: ...set in the slave heat pump s limited menu system INFO Display of temperature and other operating information and access to the alarm log See page 50 Menu 3 This menu is also set in the slave heat pump...

Page 17: ...r if an alarm has occurred that blocks one of them Blocking the compressor Blocking additional heat This symbol appears if periodic increase or lux mode for the hot water is activated This symbol indi...

Page 18: ...b menus Symbols sub menus Operation To move the cursor turn the control knob to the left or the right The marked position is white and or has a turned up tab Selecting menu To advance in the menu syst...

Page 19: ...rent selected option is indicated by a green tick To select another option 1 Mark the applicable option One of the options is pre selected white 2 Press the OK button to confirm the selected option Th...

Page 20: ...ton 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 increase the value and to the left to reduce the value 4 Press...

Page 21: ...menu you can gain access to different character sets which you can select using the control knob To change character table press the Back button If a menu only has one character set the keyboard is di...

Page 22: ...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 Help menu I...

Page 23: ...ple where the heat pump is not the highest point in the brine system where the system pressure can be checked The pressure may vary slightly due to the fluid s temperature The pressure should not fall...

Page 24: ...flow in the heating system which F1255 wants to compensate by increasing the temper ature It will then work harder and consume more energy You can lower the temperature when away from the house by sch...

Page 25: ...100 Computer incl screen Operation 3 h day standby 21 h day 175 60 Bulb Operation 8 h day 58 20 Spot light Halogen Operation 8 h day 165 100 Cooling Operation 24 h day 380 120 Freezer Operation 24 h...

Page 26: ...once a month This will indicate any changes in power consumption Newly built houses usually have twin energy meters use the difference to calculate your domestic electricity New builds Newly built ho...

Page 27: ...selected setting This menu is only displayed if the exhaust air module is connected accessory scheduling Scheduling heating cooling and ventilation Status informa tion set is displayed if you set a s...

Page 28: ...rolled by a room sensor Caution A slow heat releasing heating system such as for example underfloor heating may not be suitable for control using the heat pump s room sensor To change the room tempera...

Page 29: ...tting so that the room temper ature has time to stabilise If it is cold outdoors and the room temperature is too low increase the curve slope in menu 1 9 1 1 by one increment If it is cold outdoors an...

Page 30: ...hedule Menu 1 3 1 1 3 2 and 1 3 3 Menu 1 3 Activated Scheduling for the selected period is activated here Set times are not affected at deactivation System The climate system that the relevant schedul...

Page 31: ...d 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 activ ated room sensor the desired chang...

Page 32: ...ses or decreases in the ventilation to the accommodation can be scheduled here for up to two time periods per day Adjustment The desired fan speed is set here Caution A significant change over a longe...

Page 33: ...curve at a specific outdoor temperature night cooling Setting night cooling Adjust Setting how much effect Adjust will have on calculated supply tem perature for underfloor heating The higher the val...

Page 34: ...oling curve for Caution With underfloor heating systems max flow line temperature should normally be set to between 35 and 45 C With underfloor cooling min flow line temp must be restricted to prevent...

Page 35: ...ed room temperature C is set If there is more than one climate system the setting can be made separately for each system MIN FLOW LINE TEMP min flow line temp heating 1 9 3 1 climate system 1 climate...

Page 36: ...ting range 0 0 6 0 Factory setting heating 1 0 cooling accessory required Setting range 0 0 6 0 Factory setting cooling 1 0 Menu 1 9 4 Room sensors to control the room temperature can be activated her...

Page 37: ...oom over temp cool heat sensor C C C cool heat sensor Factory setting no sensor selected set pt value cool heat sensor Setting range 5 40 C Default value 21 Menu 1 9 5 heat at room under temp Setting...

Page 38: ...ods of the year Caution Certain setting options only appear if their function is installed and activated in F1255 cool heat sensor An extra temperature sensor can be connected to F1255 in order to det...

Page 39: ...tively additional heat will start stop start active cooling Here you can set when active cooling is to start Degree minutes are a measurement of the current heating demand in the house and determine w...

Page 40: ...flow line temp at 0 C flow line temp at 10 C flow line temp at 30 C flow line temp at 20 C C C C C C C own cooling curve1 9 7 2 flow line temp at 10 C flow line temp at 20 C flow line temp at 30 C flo...

Page 41: ...the room temperature by one degree but in some cases several steps may be required The heat curve is affected at 5 C from set outdoor temp point It is important that the correct heating curve is sele...

Page 42: ...he set value min diff outdoor exhaust and the exhaust air temperature is higher than the set value start temp exhaust air run the ventilation at speed 4 until one of the conditions is no longer met Ca...

Page 43: ...et point value Setting range 20 30 C Default value 21 C cool at room over temp Setting range 3 10 C Default value 3 C Menu 1 9 12 When you have activated FLM cooling in menu 5 3 1 set the desired room...

Page 44: ...plays off or what length of time of the temporary temperature increase remains comfort mode Setting hot water comfort The status information displays what mode is selected economy normal or luxury sch...

Page 45: ...out The function is activated immediately when a time period is selected and con firmed using the OK button The remaining time for the selected setting is shown to the right When the time has run out...

Page 46: ...ated Schedule Time period Adjusting Day Conflict 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 deactiv...

Page 47: ...for the advanced user This menu has several sub menus Menu 2 9 PERIODIC INCREASE periodic increase 2 9 1 activated period start time Next periodic increase days period Setting range 1 90 days Default...

Page 48: ...ter 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 circula...

Page 49: ...menu is also set in the slave heat pump s limited menu system service info shows temperature levels and settings in the installation compressor info shows operating times number of starts etc for the...

Page 50: ...the pages A QR code appears on one side This QR code indicates serial number product name and limited operating data Symbols in this menu Heating Compressor Hot water Addition Heating medium pump or...

Page 51: ...Sensor flt BT6 Sens flt BT20 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...

Page 52: ...f the average indoor temperature at the selected week 4 You can 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...

Page 53: ...play here The status information shows the selected language holiday setting Vacation scheduling heating hot water and ventilation Status information set is displayed if you set a vacation schedule bu...

Page 54: ...tting 1 Menu 4 1 1 Select whether the pool control is to be activated and within what temperatures start and stop temperature pool heating must occur Here you can also set at what speed the compressor...

Page 55: ...in NIBE Uplink which has been given per mission to control and or monitor your installation Request new connection string To connect a user account on NIBE Uplink to your installation you must request...

Page 56: ...ick automatic you now have access to several setting options 2 Mark ip address and press the OK button 3 Enter the correct details via the virtual keypad 4 Select OK and press the OK button 5 Repeat 1...

Page 57: ...you do not want to use a proxy 2 Mark server and press the OK button 3 Enter the correct details via the virtual keypad 4 Select OK and press the OK button 5 Repeat 1 3 for port user name and passwor...

Page 58: ...led and activated the desired room temperature is instead increased by 2 C affect hot water Here you set whether the temperature of the hot water should be affected when activating SG Ready With low p...

Page 59: ...CE ADAPTION affect room temperature activated affect hot water price of electricity overview area smart price adaption 4 1 6 activated This function can only be used if you have an hourly tariff agree...

Page 60: ...ty price has and the larger the possible savings but at the same time there is an increased risk of affecting comfort Smart price adaption moves the heat pump s consumption over 24 hours to periods wi...

Page 61: ...eating system becomes a natural part of your homesmart home and gives you the op portunity to optimise the operation Caution The smart home function re quires NIBE Uplink in order to work SMART ENERGY...

Page 62: ...be used Here you can choose if the system is to use the energy source that is cheapest at the time You can also choose if the system is to use the energy source that is most carbon neutral at the time...

Page 63: ...etting range tariff fixed price Factory setting fixed price Setting range fixed price 0 100 000 price OPT addition Setting range tariff fixed price Factory setting fixed price Setting range fixed pric...

Page 64: ...on dioxide neutral and therefore has a low CO2 impact Energy from fossil fuels can be considered to have a higher carbon footprint and therefore has a higher CO2 impact TARIFF PERIODS ELECTRICITY tari...

Page 65: ...unted additional heat Set the lower tariff periods It is possible to set two different date periods per year Within these periods it is possible to set up to four different periods on weekdays Monday...

Page 66: ...f control for the OPT 10 controlled additional heat Set the lower tariff periods It is possible to set two different date periods per year Within these periods it is possible to set up to four differe...

Page 67: ...off This is where you set which part of your installation room temperature hot water temperature pool temperature is to benefit from the solar electricity surplus When the solar panels produce more e...

Page 68: ...l knob and press the OK button Operating mode auto In this operating mode the heat pump automatically selects what functions are permitted Operating mode manual In this operating mode you can select w...

Page 69: ...NS my icons 4 3 outdoor indoor temperature hot water temperature digital clock analog clock You can select what icons should be visible when the door to F1255 is closed You can select up to 3 icons If...

Page 70: ...riod This setting applies to all climate systems with room sensors Menu 4 7 If a room sensor is not activated the desired offset of the heating curve is set One step is usually enough to change the ro...

Page 71: ...range 0 to 180 min Default value 30 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 require ment th...

Page 72: ...e outdoor temperature If accessories for cooling are present or if the heat pump has the integrated cooling function you can also select the start temper ature for cooling Select the average outdoor t...

Page 73: ...he house and determine when the compressor respectively additional heat will start stop Caution Higher value on start compressor gives more compressor starts which increase wear on the compressor Too...

Page 74: ...e for that day must be reset by setting the start time to the same as the stop time If the row all is used all days in the period are set according to that row Time period The start and stop time for...

Page 75: ...Caution Long term blocking can cause reduced comfort and operating economy 75 Chapter 3 F1255 at your service NIBE F1255...

Page 76: ...nction 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 t...

Page 77: ...s lamp will therefore continue to be red If the alarm does not reset contact your installer for suitable remedial action NOTE You need the product s 14 digit serial number for servicing and support Tr...

Page 78: ...n give lower uneven room temperatures LOW ROOM TEMPERATURE Closed thermostats in several rooms Set the thermostats to max in as many rooms as possible Adjust the room temperature via menu 1 1 instead...

Page 79: ...he valves contact your installer for assistance in finding them HIGH ROOM TEMPERATURE Too high set value on the automatic heating control Enter menu 1 1 temperature and reduce the offset heating curve...

Page 80: ...check if the compressor has started Alarm tripped Follow the display instructions Additional heat only is selected Switch to Auto or Manual in menu 4 1 Operating mode WHINING NOISE IN THE RADIATORS C...

Page 81: ...in add heat only mode while waiting for assistance This means that the heat pump uses only the immersion heater to produce heating and or hot water SET THE HEAT PUMP TO ADDITIONAL HEAT MODE 1 Go to me...

Page 82: ...Detailed technical specifications for this product can be found in the in stallation manual nibe eu NIBE F1255 Chapter 5 Technical data 82 5 Technical data...

Page 83: ...he evaporator make up the brine side CALCULATED FLOW LINE TEMPERATURE The temperature that the heat pump calculates that the heating system requires for an optimum accommodation temperature The colder...

Page 84: ...only pay for a fifth of your heating demand This is the efficiency of the heat pump This is measured at different measurement values e g 0 35 where 0 stands for the degrees in temperature of the inco...

Page 85: ...in the event of a fault which means that the compressor stops When the heat pump is in emergency mode the building and or hot water is heated using an im mersion heater EVAPORATOR Heat exchanger wher...

Page 86: ...t the heat pump is to produce depending on the temperature outdoors If a high value is selected this tells the heat pump that it must produce a lot of heat when it is cold outdoors in order to achieve...

Page 87: ...ubstance that circulates around a closed circuit in the heat pump and that through pressure changes evaporates and condenses During evaporation the refrigerant absorbs heating energy and when condensi...

Page 88: ...n the heat pump produces heating for the house and to the hot water heater when the heat pump produces hot water SUPPLY TEMPERATURE The temperature of the heated water that the heat pump sends out to...

Page 89: ...1255 An excellent choice 8 F1255 at your service 27 Adjust the heat pump 52 Get information 49 Set the hot water capacity 44 Set the indoor climate 27 G Get information 49 Glossary 83 H Heat pump func...

Page 90: ...tips 24 Power consumption 24 Scroll through the windows 22 Selecting menu 18 Selecting options 19 Serial number 6 Set the hot water capacity 44 Set the indoor climate 27 Setting a value 20 Status lamp...

Page 91: ...stems France Sarl Zone industrielle RD 28 Rue du Pou du Ciel 01600 Reyrieux Tel 04 74 00 92 92 E mail info nibe fr www nibe fr FR NIBE Energy Systems Ltd 3C Broom Business Park Bridge Way S419QG Chest...

Page 92: ...Systems All product illustrations facts and data are based on the available information at the time of the publica tion s approval NIBE Energy Systems makes reservations for any factual or printing e...

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