Nibe F1255PC BE User Manual
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Nibe F1255PC BE User Manual

Ground source heat pump
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UHB EN 1835-1
531066
Ground source heat pump
NIBE F1255PC BE
USER MANUAL

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Summary of Contents for Nibe F1255PC BE

  • Page 1 UHB EN 1835-1 USER MANUAL 531066 Ground source heat pump NIBE F1255PC BE...
  • Page 2 Quick guide Navigation Ok button (confirm/select) Back button (back/undo/exit) Control knob (move/increase/reduce) A detailed explanation of the button functions can be found on page How to scroll through menus and make different settings is described page Set the indoor climate INDOOR CLIMATE HOT WATER HEAT PUMP...

  • Page 3: Table Of Contents

    2 The heat pump – the heart of the house Heat pump function Contact with F1255PC BE Maintenance of F1255PC BE 3 F1255PC BE – at your service Set the indoor climate Set the hot water capacity Get information Adjust the heat pump...

  • Page 4: Important Information

    1 Important information Installation data INSTALLATION DATA Product F1255PC BE Serial number Installation date Installer Type of brine - Mixing ratio/freezing point Active drilling depth/collector length Name Fact. Accessories ✔ sett. 1.9.1.1 heating curve (offset) 1.9.1.1 heating curve (curve slope)

  • Page 5: Safety Information

    Cleaning and user maintenance shall not be made by children without supervision. Rights to make any design or technical modifications are reserved. ©NIBE 2018. Symbols WARNING! This symbol indicates serious danger to person or machine. NOTE This symbol indicates danger to person or machine .

  • Page 6: Marking

    The serial number can be found at the bottom right of the front cover and in the info menu (menu 3.1) and on the type plate (PF1). Serial number Caution You need the product's ((14 digit) serial number for servicing and support. NIBE F1255PC Chapter 1 | Important information...

  • Page 7: F1255Pc Be - An Excellent Choice

    F1255PC BE – An excellent choice F1255PC BE is part of a new generation of heat pumps, which have been introduced to supply your home with inexpensive and environment- ally friendly heating and/or cooling. Heat production is safe and econom- ical with integrated hot water heater, immersion heater, circulation pump and control system.
  • Page 8 • Simple troubleshooting In the event of a fault, the heat pump display shows what happened and the actions to be taken. NIBE F1255PC Chapter 1 | Important information...

  • Page 9: The Heat Pump - The Heart Of The House

    Shunt valve Växelventil -3 °C 0 °C Värmekälla Heat source Värmekälla The temperatures are only examples and may vary between different installations and time of year. NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...

  • Page 10: Heat Pump Function

    The heating medium circulates in a closed system and transports the heated water's heat energy to the house water heater and radiators/heating coils. Passive cooling NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...

  • Page 11: Contact With F1255Pc Be

    Contact with F1255PC BE EXTERNAL INFORMATION When the heat pump door is closed, information can be received via an information window and a status lamp.
  • Page 12 USB port There is a display unit behind the heat pump door, which is used to communicate with F1255PC BE. Here you: • switch on, switch off or set the heat pump in emergency mode. • sets the indoor climate and hot water as well as adjusts the heat pump to your needs.
  • Page 13 The USB port is used to update the software. Visit nibeuplink.com and click the "Software" tab to download the latest software for your installation. NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...
  • Page 14 Display of temperature and other operating information and access to the alarm log. See page HEAT PUMP Menu 4 Setting time, date, language, display, operating mode etc. See page NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...
  • Page 15 This symbol appears if periodic increase or lux mode for the hot water is activated. This symbol indicates whether "holiday setting" is active in 4.7. This symbol indicates whether F1255PC BE has contact with NIBE Uplink. This symbol indicates the actual speed of the fan if the speed has changed from the normal setting.
  • Page 16 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. NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...
  • Page 17 Mark the applicable option. One of the options is pre-selected (white). Press the OK button to confirm the selected option. The selected option has a green tick. NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...
  • Page 18 Press the OK button to confirm the value you have set. To change and return to the original value, press the Back button. NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...
  • Page 19 Back button. If a menu only has one character set the keyboard is displayed directly. When you have finished writing, mark "OK” and press the OK button. NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...
  • Page 20 Use the control knob to select the help symbol. Press the OK button. The help text often consists of several windows that you can scroll between using the control knob. NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...

  • Page 21: Maintenance Of F1255Pc Be

    Maintenance of F1255PC BE REGULAR CHECKS Your heat pump is, in principle, maintenance free and therefore requires minimal care after commissioning. On the other hand, it is recommended that you check your installation regularly. If something unusual occurs, messages about the malfunction appear in the display in the form of different alarm texts.
  • Page 22 Energiförbrukning fördelat över året the year. consumption April June July mars april juni juli Månad Month Increasing the indoor temperature one degree increases the energy consumption by approx. 5%. NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...
  • Page 23 2 bulbs in the WC, 2 bulbs in the bathroom, 4 bulbs in the kitchen, 3 bulbs outside, a washing machine, tumble drier, fridge, freezer, oven, vacuum cleaner, engine block heater = 6240 kWh domestic electri- city/year NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...
  • Page 24 NIBE F1255PC Chapter 2 | The heat pump – the heart of the house...

  • Page 25: F1255Pc Be - At Your Service

    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. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 26 1.1.1 by one increment. If it is warm outdoors and the room temperature is too high, reduce the value in menu 1.1.1 by one increment. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 27 System: Which climate system the schedule is for is selected here. This altern- ative is only displayed if more than one climate system is present. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 28 1.1 during scheduling is set here. If the rooms sensor is installed the desired room temper- ature is set in °C. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 29 21:30 - 06:00 speed 3 Caution Time period Adjusting Conflict A significant change over a longer period of time may cause poor indoor environment and worse operating economy. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 30 Setting night cooling. +Adjust Setting how much effect +Adjust will have on calculated supply tem- perature for underfloor heating. The higher the value is the greater the effect. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 31 Select the curve and read off how the supply temperature changes at different outdoor temperatures here. The number to the far right of "system" displays which system you have selected the heating curve/cooling curve for. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 32 +2 steps in- creases the supply temperature by 5 C at all outdoor temperatures. Outdoor temperature Utetemperatur (°C) NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 33 Curve 0 means that own curve (menu 1.9.7) is used. Press the OK button to exit the setting. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 34 Or desired room temperature if the climate system 1 °C room sensor is installed. See illustra- climate system 2 tion. climate system 3 °C Default value: 0 climate system 4 NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 35 In menu 1.9.3 you select heating or cooling, in the next menu (min. supply temp.heating/cooling) set the minimum temperature on the supply temperature to the climate system. This means that F1255PC BE never calculates a temper- ature lower than that set here.
  • Page 36 Too high a set value for "factor system" can (depending on your climate system) produce an unstable room temperature. If several climate systems are installed the above settings can be made for the relevant systems. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 37 Default value: 1 time betw. switch heat/cool Setting range: 0 – 48 h Factory setting: 2 You can use F1255PC BE to cool the house during hot periods of the year. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 38 An extra temperature sensor can be connected to F1255PC BE in order to de- termine when it is time to switch between heating and cooling operation. When several heating/cooling sensors are installed, you can select which one of them should be in control.
  • Page 39 This is where you set whether F1255PC BE is to initiate an alarm if the room sensor is disconnected or breaks during cooling operation. degree minutes cooling This selection is only available when the connected accessory itself counts cooling degree minutes.
  • Page 40 °C Default value: 0 °C change in curve °C change in curve flow temperature °C Setting range: -10 – 10 °C Default value: 0 °C outdoor temp. °C NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 41 ("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. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 42 Setting range: 20 – 30 °C Default value: 21 °C room set point value cool at room over temp. cool at room over temp. Setting range: 3 – 10 °C Default value: 3 °C NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 43 + cool at room over temp.. FLM cooling stops when the room temperature falls below room set point value. If you have several FLM systems, you can set these values for each of them. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...

  • Page 44: Set The Hot Water Capacity

    OK button. The remaining time for the selected setting is shown to the right. When the time has run out F1255PC BE returns to the mode set in menu 2.2. Select “off" to switch off temporary lux...
  • Page 45 The difference between the selectable modes is the temperature of the hot tap water. Higher temperature means that the hot water lasts longer. smart control: With smart control activated, the F1255PC BE learns the previous week’s hot water consumption and adapts the temperature in the water heater for the coming week to ensure minimal energy consumption.
  • Page 46 Default value: 00:00 To prevent bacterial growth in the water heater, the compressor and the immer- sion heater can increase the hot water temperature for a short time at regular intervals. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 47 "downtime" decide how long the hot water circulation pump must be stationary between operating instances. Hot water circulation is activated in menu 5.4 "soft inputs and outputs". NIBE F1255PC Chapter 3 | F1255PC BE – at your service...

  • Page 48: Get Information

    Symbols in this menu: Compressor Heating Addition Hot water Brine pump (blue) Heating medium pump (or- ange) Cooling Pool Ventilation NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 49 No changes can be made. status: The information is on several pages. Turn time factor: the control knob to scroll between the pages. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 50 25.0 °C hot water charging 49.0 °C brine in 6.2 °C brine out 3.9 °C 30.5 °C condenser out 0 min operating time op. mode heating Information about an alarm. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 51 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. Press the OK or Back button to exit read off mode. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...

  • Page 52: Adjust The Heat Pump

    Set value corresponds to part of the available output. When the pool temperature drops below the set start temperature and there is no hot water or heating requirement, F1255PC BE starts pool heating. Untick "activated" to switch off the pool heating.
  • Page 53 Request new connection string To connect a user account on NIBE Uplink to your installation, you must request a unique connection code. Mark “request new connection string" and press the OK button.
  • Page 54 The installation now communicates with NIBE Uplink to release your install- ation from all users connected via the internet. NOTE After disconnecting all users none of them can monitor or control your installation via NIBE Uplink without requesting a new connection string.
  • Page 55 +46 XXXXXXXX. If you want to receive an SMS message in the event of the alarm mark the box to the right of the telephone number. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 56 With over capacity mode on "SG Ready" and cooling operation, the parallel offset for the indoor temperature is reduced by "-1". If a room sensor is installed and activated, the desired room temperature is instead reduced by 1 °C. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 57 With over capacity mode on "SG Ready" the desired pool temperature (start and stop temperature) is increased by 2 °C NOTE The function must be connected and activated in your F1255PC BE. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 58 Setting range: 1 - 4 Factory setting: 2 affect pool temperature Setting range: 1 - 10 Factory setting: 2 affect cooling Setting range: 1 - 10 Factory setting: 3 NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 59 The function is based on hourly rates for the next 24 hours being retrieved via NIBE Uplink and therefore an internet connection and an account for NIBE Uplink are required.
  • Page 60 *Select control method "CO " under settings to tariff open this menu. price per kWh, low tariff **Select "spot" under set. price to open this menu. price per kWh, high tariff NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 61 SETTINGS Menu 4.1.8.1 settings 4.1.8.1 smart energy source™ Setting range: Off/On Factory setting: Off smart energy source control method control method Setting range: Price / CO Factory setting: Price NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 62 *The currency varies depending on the country price, OPT addition. selected. tariff price per kWh, low tariff price per kWh, high tariff NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 63 Within these periods, it is possible to set weekdays wkdays up to four different periods on weekdays period period (Monday to Friday) or four different periods period on weekends (Saturdays and Sundays). period NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 64 Within these periods, it is possible to set weekdays wkdays up to four different periods on weekdays period period (Monday to Friday) or four different periods period on weekends (Saturdays and Sundays). period NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 65 Within these periods, it is possible to set weekdays wkdays up to four different periods on weekdays period period (Monday to Friday) or four different periods period on weekends (Saturdays and Sundays). period NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 66 For EME 10, you enter if it is connected as 3-phase. For EME 20, you can select whether you want domestic electricity to be priorit- ised ahead of room temperature and hot water, provided that F1255PC BE is equipped with an external energy meter.
  • Page 67 "compressor" is the unit that produces heating and hot water for the home. If "compressor" is deselected, this is indicated with a symbol in the main menu on the heat pump symbol. You cannot deselect "compressor" in manual mode. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 68 Time and date are set automat- month ically if the heat pump is connec- year ted to NIBE Uplink. To obtain the correct time, the time zone must be set. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 69 Complete holiday setting about a day before your return so that room temperature and hot water have time to regain usual levels. Set the vacation setting in advance and activate just before departure in order to maintain the comfort. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 70 The indicator marks where in the cycle the heat pump is. If 0 minutes is selected it means that requirement is not prioritised, but will only be activated when there is no other requirement. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 71 Caution In systems where heating and cooling share the same pipes "stop heating" cannot be set higher than "start cooling" if there is not a cool- ing/heating sensor. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 72 (including advanced menus) can be reset to default values here. Do you want to reset all user settings to factory settings? Caution After factory setting, personal settings such as heating curves must be reset. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 73 Set the stop time earlier than the start time so that the period extends beyond midnight. Scheduling then stops at the set stop time the day after. Scheduling always starts on the date that the start time is set for. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...
  • Page 74 Caution Long term blocking can cause reduced comfort and operating economy. NIBE F1255PC Chapter 3 | F1255PC BE – at your service...

  • Page 75: Disturbances In Comfort

    “alarm” is visible in the display, the problem causing the alarm still remains. If the alarm initially disappears and then returns, you should contact your installer. NIBE F1255PC Chapter 4 | Disturbances in comfort...

  • Page 76: Troubleshooting

    ”add. heat only” mode. This means that the heat pump only uses the immersion heater to heat the house. SET THE HEAT PUMP TO ADDITIONAL HEAT MODE Go to menu 4.2 op. mode. NIBE F1255PC Chapter 4 | Disturbances in comfort...
  • Page 77 Mark ”add. heat only” using the control knob and then press the OK button. Return to the main menus by pressing the Back button. NIBE F1255PC Chapter 4 | Disturbances in comfort...

  • Page 78: Technical Data

    5 Technical data Detailed technical specifications for this product can be found in the in- stallation manual (nibe.eu). NIBE F1255PC Chapter 5 | Technical data...

  • Page 79: Glossary

    The building is cooled or heated using radiators, under floor coils or convector fans. COIL TANK A heater with a coil in it. The water in the coil heats the water in the heater. NIBE F1255PC Chapter 6 | Glossary...
  • Page 80 In most cases, the heat pump notes operational interference and indicates this with alarms and shows instructions in the display. DOMESTIC HOT WATER The water one showers in for example. NIBE F1255PC Chapter 6 | Glossary...
  • Page 81 FAN CONVECTORS A type of convector, but with auxiliary fan that blows hot or cold air into the accommodation. FILTERING TIME Indicates the time the average outdoor temperature is calculated on. NIBE F1255PC Chapter 6 | Glossary...
  • Page 82 MIXING VALVE A valve that mixes the cold water with the hot water leaving the heater. NIBE F1255PC Chapter 6 | Glossary...
  • Page 83 RADIATOR Another word for heating element. They must be filled with water in order to be used with F1255PC BE. REFRIGERANT Substance that circulates around a closed circuit in the heat pump and that, through pressure changes, evaporates and condenses.
  • Page 84 SUPPLY TEMPERATURE The temperature of the heated water that the heat pump sends out to the heating system. The colder the outdoor temperature, the higher the supply line temperature becomes. NIBE F1255PC Chapter 6 | Glossary...

  • Page 85: Item Register

    Item register Adjust the heat pump, 52 F1255PC BE – An excellent Alarm, 75 choice, 7 F1255PC BE – at your service, 25 Adjust the heat pump, 52 Back button, 13 Get information, 48 Set the hot water capacity, 44...
  • Page 86 Set the indoor climate, 25 Setting a value, 18 Status lamp, 11–12 Switch, 13 Symbols, 5 Technical data, 78 The heat pump – the heart of the house, 9 Troubleshooting, 76 Use the virtual keyboard, 19 NIBE F1255PC Item register...

  • Page 87: Contact Information

    NIBE Energy Systems OY, Juurakkotie 3, 01510 Vantaa Tel: +358 (0)9-274 6970 E-mail: info@nibe.fi www.nibe.fi NIBE Energy Systems 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...
  • Page 88 WS version: a576 (working edition) Publish date: 2018-09-14 09:31 This manual is a publication from NIBE Energy 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 errors in this manual.

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