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Fujitsu WOxK112LCT Design & Technical Manual

High power series (3 phase type) air to water split type
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DTW_3SP002E_02
DESIGN & TECHNICAL MANUAL
High power series ( 3 phase type )
Air to Water
Split type
INNOVATIVE SOLUTION OF DOMESTIC HEATING

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  Summary of Contents for Fujitsu WOxK112LCT

  • Page 1 DTW_3SP002E_02 DESIGN & TECHNICAL MANUAL High power series ( 3 phase type ) Air to Water Split type INNOVATIVE SOLUTION OF DOMESTIC HEATING...
  • Page 2 C O N T E N T S OUTDOOR UNIT 3 PHASE TYPE : WO  K112LCT, WO  K140LCT, WO  K160LCT HYDRAULIC UNIT 3 PHASE TYPE : WS  K160DC9 CONTROL SYSTEM WS  K160DC9 (Hydraulic unit)
  • Page 3 1. OUTDOOR UNIT 3 PHASE TYPE : WO  K112LCT WO  K140LCT WO  K160LCT DTW_3SP002E_02--CHAPTER01 2013.2.28...
  • Page 4: Table Of Contents

    C O N T E N T S OUTDOOR UNIT 11 FEATURES 11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111OU01 - 01 21 SPECIFICATIONS 1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111OU01 - 04 2-11 NOMINAL CAPACITY AND NOMINAL INPUT 1111111111111111111111111111111111111111111111111111OU01 - 04 2-21 TECHNICAL SPECIFICATIONS 1111111111111111111111111111111111111111111111111111111111111111111111111111OU01 - 05 2-31 ELECTRICAL SPECIFICATIONS 11111111111111111111111111111111111111111111111111111111111111111111111111OU01 - 06 31 DIMENSIONS 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111OU01 - 07 3-11 DIMENSIONAL DRAWING...
  • Page 5: Features

    Rated level -7°C outdoor New model temp! Outdoor temperature FUJITSU GENERAL’s advanced Linear Control Injection Technology It realizes the high condensing temperature Heating cycle without overheating discharge gas temperature by Linear Control Injection process during compression. Therefore, the condensing temperature Injection port rises up higher than normal circuit.
  • Page 6: Operation Range

    High efficiency Energy efficiency is improved by the Linear Control Injection Technology and the optimization of refrigerant cycle control. High power model realizes high performance and high efficiency by adopting twin sensors and control technology corresponding to hot water heating. •...
  • Page 7: System Configuration

    Wide comfort „ Wide comfort by The clean energy produced by reliably delivers “comfort” to diverse spaces in the home up to the living room, bedrooms, bath and swimming pool. Domestic hot water Radiator Domestic hot water tank Hot water supply Indoor unit Take thermal energy Swimming pool...
  • Page 8: Specifications

    SPECIFICATIONS 2-11 NOMINAL CAPACITY AND NOMINAL INPUT Model name (Outdoor unit) WO Û K112LCT WO Û K140LCT WO Û K160LCT POWER SOURCE 3Ø 400V/50Hz Minimum 6.20 6.20 6.20 Heating capacity Nominal 10.80 13.50 15.17 +7°C/+35°C Maximum 19.50 21.00 22.00 floor heating Input power 2.51 3.20...
  • Page 9: Dimensions

    2-21 TECHNICAL SPECIFICATIONS Model name (Outdoor unit) WO Û K112LCT WO Û K140LCT WO Û K160LCT Colour BEIGE (10YR 7.5/1.0) Enclosure Material Steel sheet 1290 x 900 x 330 Dimensions (H x W x D) Gross 1430 x 1050 x 445 Weight Gross Dimensions (H x W x D)
  • Page 10: Electrical Specifications

    2-31 ELECTRICAL SPECIFICATIONS Model name (Outdoor unit) WO Û K112LCT WO Û K140LCT WO Û K160LCT Available voltage range 342 - 457V Voltage 3N~ 400V Power supply Frequency *1) Max. operating current Heating 10.5 Starting current Main fuse (Circuit breaker) Current 16.0 *2) Wiring spec.
  • Page 11: Dimensional Drawing

    DIMENSIONS 3-11 DIMENSIONAL DRAWING MODELS : WO K112L, WOK140L, WOK160L „ „ (Unit : mm) Top view Terminal blocks 3-way valve (Liquid) 3-way valve ( Gas ) Ø28 (Cable port) Ø28 (Cable port) Pipe port Pipe port Pipe port Front view Side view Rear view Pipe &...
  • Page 12: Installation Place

    3-21 INSTALLATION PLACE 3-2-11 SINGLE OUTDOOR UNIT INSTALLATION WHEN THE UPWARD AREA IS OPEN „ „ Obstacles at rear Obstacles at rear and Obstacles at front only Obstacles at front and only sides only rear only 1000 or more 1000 or more WHEN AN OBSTRUCTION IS PRESENT ALSO IN THE UPWARD „...
  • Page 13 3-2-21 MULTIPLE OUTDOOR UNIT INSTALLATION WHEN THE UPWARD AREA IS OPEN „ „ Obstacles at rear only Obstacles at front only Obstacles at front and rear only 1500 or more 1500 or more WHEN AN OBSTRUCTION IS PRESENT ALSO IN THE UPWARD „...
  • Page 14: Piping Diagram

    PIPING DIAGRAM MODELS : WO K112L, WOK140L, WOK160L „ „ Heating terminal (Floor heating, radiator) Indoor unit Refrigerant – water heat exchanger Heating cycle direction of flow Heat exchange sensor Muffler 3-way valve Injection amount Injection circuit on-off Discharge Dedicated adjustment solenoid valve temperature sensor...
  • Page 15: Wiring Diagram

    WIRING DIAGRAM 5-11 WIRING DIAGRAM MODELS : WO K112L, WOK140L, WOK160L „ „ Outdoor unit / 3 phase - (OU01 - 11) -...
  • Page 16: External Input & Output

    5-21 EXTERNAL INPUT & OUTPUT MODELS : WO K112L, WOK140L, WOK160L „ „ Input Output Connector Remarks Low noise mode ― CN19 See external Peak cut mode ― CN19 input/output settings for details. ― Compressor status CN18 EXTERNAL INPUT … „...
  • Page 17 Peak cut mode „ • Operation that suppressed the current value can be performed by means of the following on- site work. The air conditioner is set to the Peak cut mode by applying the contact input of a commercial ON/OFF switch to a connector on the outdoor control PC board. Circuit diagram example Outdoor Connected unit...
  • Page 18 EXTERNAL OUTPUT … „ Compressor status output „ • Compressor operation status signal can be output by means of the following on-site work. Circuit diagram example Outdoor Connected unit control PC board 1) Power supply ●Voltage (Chart sign=Vcc) : DC 24V or less Connector 2) Load Power...
  • Page 19: Capacity Tables

    CAPACITY TABLES 6-11 HEATING CAPACITY MODEL : WOK112L „ „ 30°C 35°C 40°C 45°C 50°C 55°C 60°C COP HC COP HC COP HC COP HC COP HC COP HC -25°C 5.92 3.51 1.69 5.82 3.85 1.51 5.45 3.98 1.37 5.09 4.10 1.24 4.72 4.23 1.12 –...
  • Page 20 MODEL : WOK140L „ „ 30°C 35°C 40°C 45°C 50°C 55°C 60°C COP HC COP HC COP HC COP HC COP HC COP HC -25°C 5.99 3.54 1.69 5.90 3.92 1.51 5.70 4.20 1.36 5.50 4.47 1.23 5.30 4.75 1.12 –...
  • Page 21 MODEL : WOK160L „ „ 30°C 35°C 40°C 45°C 50°C 55°C 60°C COP HC COP HC COP HC COP HC COP HC COP HC -25°C 6.06 3.59 1.69 5.97 3.98 1.50 5.88 4.37 1.35 5.80 4.76 1.22 5.71 5.15 1.11 –...
  • Page 22: Cooling Capacity

    6-21 COOLING CAPACITY MODEL : WOK112L „ „ 6 °C 7 °C 10 °C 13 °C 15 °C 18 °C 22 °C 20 °C 8.38 2.40 3.49 8.50 2.31 3.69 8.85 2.12 4.17 9.21 1.98 4.66 9.45 1.96 4.82 9.80 1.91 5.13 10.27 1.90 5.40 21 °C 8.38 2.49 3.37 8.50 2.41 3.53 8.85 2.21 4.00 9.21 2.02 4.56 9.45 1.98 4.77 9.80 1.92 5.10 10.27 1.91 5.38 22 °C 8.38 2.59 3.24 8.50 2.52 3.37 8.85 2.30 3.85 9.21 2.07 4.45 9.45 2.01 4.70 9.80 1.93 5.08 10.27 1.92 5.35 23 °C 8.38 2.68 3.12 8.50 2.62 3.24 8.85 2.40 3.70 9.21 2.12 4.34 9.45 2.03 4.66 9.80 1.94 5.06 10.27 1.93 5.32...
  • Page 23 MODEL : WOK140L „ „ 6 °C 7 °C 10 °C 13 °C 15 °C 18 °C 22 °C 20 °C 8.68 2.52 3.45 9.00 2.54 3.54 9.95 2.71 3.67 10.91 2.84 3.84 11.55 2.89 4.00 12.50 2.87 4.36 13.77 2.90 4.75 21 °C 8.68 2.62 3.31 9.00 2.65 3.40 9.95 2.81 3.54 10.91 2.96 3.69 11.55 2.99 3.86 12.50 2.97 4.21 13.77 3.01 4.57 22 °C 8.68 2.72 3.19 9.00 2.76 3.26 9.95 2.92 3.41 10.91 3.07 3.55 11.55 3.09 3.74 12.50 3.08 4.06 13.77 3.12 4.41 23 °C 8.68 2.82 3.08 9.00 2.87 3.13 9.95 3.02 3.30 10.91 3.18 3.43 11.55 3.19 3.62 12.50 3.18 3.93 13.77 3.23 4.26...
  • Page 24 MODEL : WOK160L „ „ 6 °C 7 °C 10 °C 13 °C 15 °C 18 °C 22 °C 20 °C 9.14 2.70 3.39 9.50 2.78 3.42 10.59 3.06 3.47 11.68 3.24 3.61 12.41 3.27 3.80 13.50 3.22 4.20 14.95 3.21 4.66 21 °C 9.14 2.81 3.25 9.50 2.90 3.28 10.59 3.16 3.35 11.68 3.33 3.51 12.41 3.35 3.70 13.50 3.32 4.07 14.87 3.32 4.48 22 °C 9.14 2.91 3.14 9.50 3.01 3.16 10.59 3.27 3.24 11.68 3.41 3.43 12.41 3.43 3.62 13.33 3.42 3.90 14.78 3.43 4.31 23 °C 9.14 3.02 3.02 9.50 3.13 3.04 10.59 3.38 3.13 11.43 3.50 3.26 12.15 3.52 3.45 13.25 3.53 3.75 14.70 3.54 4.15...
  • Page 25: Operation Noise

    OPERATION NOISE 7-11 NOISE LEVEL CURVE MODEL : WOK112L MODEL : WOK140L „ „ „ „ Heating Heating „ „ NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 1,000...
  • Page 26: Sound Level Check Point

    7-21 SOUND LEVEL CHECK POINT Air Flow Microphone Microphone Outdoor unit / 3 phase - (OU01 - 22) -...
  • Page 27: Operation Range

    OPERATION RANGE Outdoor temperature (°CDB) Flow temperature (°C) Outdoor temperature (°CDB) Flow temperature (°C) Outdoor unit / 3 phase - (OU01 - 23) -...
  • Page 28: Safety Devices

    SAFETY DEVICES Model Protection from WOÛK112LCT WOÛK140LCT WOÛK160LCT 5A 250V Circuit protection Current fuse (Main PCB) 3.15A 250V 10A 250V OFF: 150±20ºC Fan motor protection Thermal protecter ON: 120±20ºC Thermal protection program OFF: 112ºC (Compressor temp.) ON: 80ºC Compressor protection Thermal protection program OFF: 115ºC ON: After 7 minutes...
  • Page 29: Standard Accessories

    STANDARD ACCESSORIES Name and shape Q'ty Application Installation manual Drain pipe For outdoor unit drain piping work. Drain cap Outdoor unit / 3 phase - (OU01 - 25) -...
  • Page 30 2. HYDRAULIC UNIT 3 PHASE TYPE : WS  K160DC9 DTW_3SP002E_02--CHAPTER02 2013.03.22...
  • Page 31 C O N T E N T S HYDRAULIC UNIT 12 FEATURES 222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222 IU01 - 01 22 SPECIFICATIONS 22222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222 IU01 - 03 2-12 TECHNICAL SPECIFICATIONS 22222222222222222222222222222222222222222222222222222222222222222222222222222 IU01 - 03 2-22 ELECTRICAL SPECIFICATIONS 222222222222222222222222222222222222222222222222222222222222222222222222222 IU01 - 04 32 DIMENSIONS 2222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222 IU01 - 05 3-12 DIMENSIONAL DRAWING 22222222222222222222222222222222222222222222222222222222222222222222222222222222222222 IU01 - 05 3-22 INSTALLATION PLACE...
  • Page 32 FEATURES MODEL : WSK160DC9 „ „ FEATURES „ „ Intelligent Control „ • 2-zone individual control * Hydraulic unit Pump Over 2nd Circuit Kit 50°C possible Radiator Outdoor unit ~40°C Valve Pump Floor heating *: Optional parts are required High Reliability „...
  • Page 33 Others „ • Automatic temperature regulation in accordance with heating curve. (Depends on terminal and outdoor temperature) • Cooling operation is possible* • Anti-Legionella function The growth of Legionella in DHW Tank is suppressed and safe and clean hot water is supplied at all times. 55˚C to 95˚C Sterilized at •...
  • Page 34 SPECIFICATIONS 2-12 TECHNICAL SPECIFICATIONS Model name (Hydraulic unit) WS Û K160DC9 Model name (Outdoor unit) WO Û K112LCT WO Û K140LCT WO Û K160LCT Rated 0.08 Input power Heating Enclosure Max. *1 Colour WHITE Casing Material 8/10mm DC01 + EZ (5µ) 800 x 450 x 457 Dimensions (H x W x D)
  • Page 35 2-22 ELECTRICAL SPECIFICATIONS Model name (Hydraulic unit) WS Û K160DC9 Model name (Outdoor unit) WO Û K112LCT WO Û K140LCT WO Û K160LCT Stainless steel 304L Type 9.5W/cm Phase Power supply Frequency Electric heater Voltage Running current Current Max. operating current 10A + 10% (Hydraulic unit) Main fuse (circuit breaker) current...
  • Page 36 DIMENSIONS 3-12 DIMENSIONAL DRAWING MODEL : WSK160DC9 „ „ (Unit : mm) Heating flow Heating return ø M 26x34 ø M 26x34 Side view Front view Legend : 1 - Electric box 2 - Regulator / User interface 3 - Start/stop switch 4 - Water circulation pump Water flow 6 - Gas refrigeration connection...
  • Page 37: Installation Place

    3-22 INSTALLATION PLACE 350 mm or more 300 mm or more 1000 mm INSTALLATION PRECAUTIONS „ „ • The room in which the appliance operates must comply with the prevailing regulations. • To facilitate maintenance and to allow access to the various components, we recommend that you provide sufficient space all around the hydraulic unit.
  • Page 38 PIPING DIAGRAM MODEL : WSK160DC9 „ „ Hydraulic unit Water flow sensor Electric heater Air purge valve Outdoor unit Buffer tank Heating terminal (Floor heating, radiator, etc.) Water Circulation Expansion vessel Refrigerant pump Hot water Water heat Water return Manometer exchanger sensor Drain/fill valve...
  • Page 39 WIRING DIAGRAM 5-12 WIRING DIAGRAM MODEL : WSK160DC9 „ „ Hydraulic unit / 3 phase - (HU01 - 08) -...
  • Page 40: External Connection Diagram

    5-22 EXTERNAL CONNECTION DIAGRAM MODEL : WSK160DC9 „ „ Power shedding or EJP (peak day removal) Tariffs, peak times/off-peak times, day / night Room control External fault unit radio** External component contact* (faults, load shedder, power meter) M B9 B2 M B1 3 2 1 Outdoor sensor Room...
  • Page 41: Hydraulic Performance

    HYDRAULIC PERFORMANCE 6-12 STATIC PRESSURE DROP UNIT VARIABLE PRESSURE „ „ 1mbar = 10 mmCE = 100 Pa mbar ext. in m /h CONSTANT PRESSURE „ „ 1mbar = 10 mmCE = 100 Pa mbar ext. in m /h Hydraulic unit / 3 phase - (HU01 - 10) -...
  • Page 42 SAFETY DEVICES Model Protection form WS Û K160DC9 Circuit protection Current fuse (Main PCB) 20 A High pressure protection Safety valve 3 bar or more Hydraulic unit / 3 phase - (HU01 - 11) -...
  • Page 43 STANDARD ACCESSORIES Name and shape Q'ty Application Installation and operating manual Operation manual Outdoor sensor To monitor the outdoor temperature Bracket To secure the hydraulic model Adaptor To connect the flared connection and the hydraulic model To connect the flared connection and the hydraulic model Hydraulic unit / 3 phase...
  • Page 44 3. CONTROL SYSTEM WSG140DC6 (Hydraulic unit) WSK160DC9 (Hydraulic unit) DTW_1SP002E_02--CHAPTER03 2013.03.22...
  • Page 45 C O N T E N T S CONTROL SYSTEM 13 FEATURES ………………………………………………………………………………… CS01 - 01 23 FUNCTIONS ……………………………………………………………………………… CS01 - 03 2-13 USER INTERFACE AND REMOTE CONTROL (Optional parts) …………… CS01 - 03 2-23 ROOM THERMOSTAT (Optional parts) ………………………………………… CS01 - 08 2-33 CONTROL SETTING ……………………………………………………………………...
  • Page 46: Control System

    FEATURES SMART & COMFORT CONTROL „ „ The outdoor temperature is detected by sensor Simple operation mode setting and the heating water temperature is controlled •Selecting the heating mode automatically. The setting of room temperature and operation mode can be easily set. A wide range of control from heating to hot water supply and swimming pool is possible by combining with various optional parts.
  • Page 47 Extendibility „ Diverse operation control Meets diverse needs by combining with 2-temperature simultaneous heating optional parts. Floor heating + Radiator heating (Split type only) Operation together with boiler at low outdoor temperature OPTIONS Temperature control of swimming pool (Controlled at 35°C) Remote controller - Extension Optional remote controller allows controls of Outdoor...
  • Page 48: Functions

    FUNCTIONS 2-13 USER INTERFACE AND REMOTE CONTROL (Optional parts) Auto Ref 3 Functions - Definitions Selecting DHW operating mode If the installation is fitted with a DHW tank. (Domestic Hot Water) On : Production of DHW according to the time program. Off : Preparing the domestic hot water for stopping with the anti-frost function active.
  • Page 49 Ref 3 Functions - Definitions Information display Various data. Designation Line Floor drying current setpoint Current drying day Terminated drying days State heat pump 8006 State supplementary source 8022 State DHW 8003 State swimming pool 8011 State heating circuit 1 8000 State heating circuit 2 8001...
  • Page 50 Ref 3 Functions - Definitions Reading error codes Hydraulic unit : Fault visible on the digital display. Error Heat pump operation Error contents Error location number despite the error No connection Failure to comply with room thermostat's polarity Outdoor sensor Yes with OT = 0 °C Flow sensor HP Return sensor HP...
  • Page 51 Ref 3 Functions - Definitions Outdoor unit : To access the electronic board, you must remove the front (right-hand) facing from the outdoor unit. Faults are coded by LED flashes. Diodes and switches Terminal block (Single phase model) (3-phase model) Location of switches and LED on outdoor unit When an error occurs : - Check that the "ERROR (2)"...
  • Page 52 Ref 3 Functions - Definitions Confirm "OK" Input into the selected menu. Confirmation of the parameter settings. Confirmation of the adjustment to the comfort temp. setting. Selecting cooling mode If the installation is fitted with the cooling kit : Cooling operating according to the heating program (Summer/Winter mode switchover is automatic).
  • Page 53: Room Thermostat (Optional Parts)

    2-23 ROOM THERMOSTAT (Optional parts) Auto °C Ref 3 Functions - Definitions Selecting heating mode Heating operating according to the heating program Auto (Summer/Winter mode switchover is automatic). Constant comfort temperature. Constant reduced temperature. Stand-by mode with anti-frost protection (Provided that the heat pump's electrical power supply is not interrupted).
  • Page 54: Setting Parameters

    2-33 CONTROL SETTING GENERAL „ „ The settings described below are those which can There are 3 access levels: be modified by the user. U: end-user level We wish to remind you that changing the settings I: commissioning level (installer start-up) below may cause the heat pump to behave in an S: engineer level (specialist) undesirable way.
  • Page 55 FUNCTION TABLE „ „ ACCESS SETTING RANGE FACTORY LINE FUNCTION LEVEL OR DISPLAY SETTING Time of day and date Hours/minutes 00:00…23:59 Day/month 01.01…31.12 Year 1900…2099 Start of summertime 01.01…31.12 25.03 End of summertime 01.01…31.12 25.10 Operator section Language 9 Languages English Info Temporarily /...
  • Page 56 ACCESS SETTING RANGE FACTORY LINE FUNCTION LEVEL OR DISPLAY SETTING Time program 4 / DHW Preselection Mo-Su Mo-Su / Mo-Fr / Sa - Su / Mo / Tu / We / Th / Fr / Sa / Su phase on 00:00…23:50, --:-- 00:00 phase off...
  • Page 57 ACCESS SETTING RANGE FACTORY LINE FUNCTION LEVEL OR DISPLAY SETTING Room temp limitation 0.5…4°C 0.5°C Quick setback Down to reduced Down to reduced setpoint setpoint Down to frost prot setpoint Optimum start control max 0…360min 180 min Optimum stop control max 0…360min 60 min Reduced setpoint increase start...
  • Page 58 ACCESS SETTING RANGE FACTORY LINE FUNCTION LEVEL OR DISPLAY SETTING Heating circuit 2 1010 Comfort setpoint Reduced temp to 35.0°C 20.0°C 1012 Reduced setpoint 19.0°C 1014 Frost protection setpoint 4°C to reduced temp 8.0°C 1016 Comfort setpoint maximum 20.0…35.0°C 28.0°C 1020 Heating curve slope 0.10…4.00...
  • Page 59 ACCESS SETTING RANGE FACTORY LINE FUNCTION LEVEL OR DISPLAY SETTING Swimming pool 2056 Setpoint source heating 8.0…80.0°C 22.0°C Heat pump 2803 Overrun time cond pump 0…240s 240s 2843 Compressor off time min 0…120min 8min 2844 Switch-off temp max 8…100°C 75°C 2862 Locking time stage 2 0…40min...
  • Page 60 ACCESS SETTING RANGE FACTORY LINE FUNCTION LEVEL OR DISPLAY SETTING Configuration 5700 Pre-setting ---, 1…12 5710 Heating circuit 1 Off / On 5711 Cooling circuit 1 4-pipe system 2-pipe system 5715 Heating circuit 2 Off / On 5731 DHW ctrl elem Q3 Diverting No charging request ¦...
  • Page 61 ACCESS SETTING RANGE FACTORY LINE FUNCTION LEVEL OR DISPLAY SETTING Service / special operation 7070 HP interval ---, 1..240 months ---months 7071 HP time since maintenance 0...240months 0months Reset? Yes / No 7073 Cur starts compressor 1/hrs run 0.0...12.0 Reset? Yes / No 7141 Emergency operation...
  • Page 62 ACCESS SETTING RANGE FACTORY LINE FUNCTION LEVEL OR DISPLAY SETTING 7978 Sensor temp BX36 -28…350°C ---°C 7996 Contact state H33 Open/Closed Open State of plant 8000 State heating circuit 1 8001 State heating circuit 2 8003 State DHW 8004 State cooling circuit 1 8006 State heat pump 8007...
  • Page 63 ACCESS SETTING RANGE FACTORY LINE FUNCTION LEVEL OR DISPLAY SETTING 8740 Room temp 1 0.0…50.0°C Room setpoint 1 4.0…35.0°C 20.0°C 8743 Flow temp 1 0.0…140.0°C Flow temp setpoint 1 0.0…140.0°C 8756 Flow temp cooling 1 0.0…140.0°C Flow temp setpoint cooling 1 0.0…140.0°C 8760 Heating circuit pump, circuit 2...
  • Page 64 Description of abbreviations : HC = Heating circuit OT = Outside temperature HP = Heat pump DHW = Domestic hot water BXx, EXx, QXx, DOx, UXx, Hx = Terminal number *1: " Outside temperature attenuated " is calculated by means of filtered outdoor temperature and the building time constant (building's thermal inertia).
  • Page 65 ADJUSTMENT FUNCTION DETAILS „ „ Time of day and date functions „ The controller has an annual clock which contains In order for the function to operate, the time and the time, the day of the week and the date. date must be set properly on the clock.
  • Page 66: Automatic Storage

    Operator section functions „ LINE FUNCTION Language Info Operation lock Programming lock Direct adjustment Temperature unit Pressure unit Info Programming lock • Temporarily If the programming lock is activated, the setting values are displayed but may no longer be After pressing the Info key, the information display changed.
  • Page 67 Time program functions (Heating circuit 1 & 2, DHW, Cooling) „ Several control programs are available for the Enter changeover times: heating circuits and the production of DHW. They Changeover times can be adjusted in a combined are initiated in "Automatic" mode and control the way, i.e., identical times for several days or distinct change in temperature levels (and therefore the times for certain days.
  • Page 68: Heating Curve

    Heating circuit 1 & 2 functions „ Operating Mode For heating circuits there are several functions The programming lines for the 2nd heating circuit available which can be individually adjusted for are displayed only if the extension module has each heating circuit. been connected to the controller.
  • Page 69 Heating curve slope Based on the heating characteristic, the controller Increase the setting: computes the flow temperature setpoint which will The flow temperature is increased mainly when be used for controlling the flow temperature in the outdoor temperatures are low. consideration of atmospheric conditions.
  • Page 70 Eco Functions LINE FUNCTION 1030 Summer/winter heating limit Summer/winter heating limit If the value is decreased: Changing to winter mode is delayed; changing to The summer/winter heating limit switches the summer mode is advanced. heating on or off through the year according to the Information: temperature ratio.
  • Page 71 Room Influence LINE FUNCTION 1050 Room influence Control types: When using a room temperature sensor there are 3 different types of control to choose from. SETTING CONTROL TYPE - - - % Simple control according to outdoor conditions * 1...99 % Control according to outdoor conditions with room influence * 100 % Control according to room temperature only...
  • Page 72 Quick setback LINE FUNCTION 1060 Room temp limitation 1080 Quick setback Room temp limitaion Quick setback The "Room temperature limitation" function enables During quick setback, the heating circuit pump is the heating circuit pump to be deactivated should deactivated and, in the case of mixing circuits, the the room temperature exceed the current room mixing valve is fully closed.
  • Page 73 Reduced Setpoint Increase LINE FUNCTION 1100 Reduced setpoint increase start 1101 Reduced setpoint increase end This function is used mainly in heating installations cooling of the rooms in order to shorten the that do not have high supplies of power (e.g. low temperature adjustment period when changing over power use homes).
  • Page 74 Floor curing function Manual • No temperature profile is performed, but the control • is performed according to the "manual controlled The function is deactivated. drying setpoint". The function is automatically Heating operational (Fh) • terminated after 25 days The first part of the temperature profile is Important: automatically completed.
  • Page 75 Heating Circuit Frost Protection Informations: stops the production of heat and the heating The heating circuit frost protection is continuously pumps. activated (protection mode ) and is not adjustable. Heating circuit frost protection in cooling mode: See Cooling mode. Heating circuit frost protection in heating mode: If the flow temperature is below 5°C, the controller initiates the production of heat and starts the heating pumps, regardless of the current heating...
  • Page 76: Operating Mode

    Cooling circuit 1 functions „ The cooling sequence is automatically started The following settings apply to the hydraulic circuit when the room temperature is higher than the in zone 1 (HC1). If there is a second zone, this comfort setpoint in cooling mode (line 902). The zone can be cooled with the setting (line 963) cooling function must be activated (line 901 = Auto) which will connect the pump directly to zone 2.
  • Page 77: Cooling Characteristic

    Cooling Characteristic LINE FUNCTION Flow temp setpoint at OT 25°C Flow temp setpoint at OT 35°C Flow temp setpoint at OT 35°C The controller computes the flow temperature required for a given composite outdoor temperature This is the cooling flow temperature required when based on the cooling characteristic.
  • Page 78 Cooling limit at OT The lock time starts when there is no valid heating demand from heating circuit 1. Heating demands If the composite outdoor temperature is higher than from heating circuits 2 or P are ignored. the cooling limit, cooling is released. If the composite outdoor temperature falls at least 0.5°C Information: below the cooling limit, cooling is locked.
  • Page 79 Flow Setpoint Limitation LINE FUNCTION Flow temp setpoint min at OT 25°C Flow temp setpoint min at OT 35°C Flow temp setpoint min at OT 35°C It is possible to assign a lower limit to the cooling flow temperature. Determines the lowest flow temperature for a The limitation line will be defined by two reference composite outdoor temperature of 35°C.
  • Page 80 Control according to outdoor conditions Control according to room temperature only with room influence The flow temperature is adjusted according to the room temperature setpoint, the current room The difference between the room temperature and temperature and its evolution. A slight increase in the setpoint value is measured and taken into room temperature, for example, causes an account for temperature control.
  • Page 81 Mixing Valve Control LINE FUNCTION Mixing valve decrease Actuator running time Mixing valve heating mode Mixing valve decrease this result, the sub-cooling must be determined in accordance with the type of emitter and "With The cooling demand issued by cooling circuit 1 to primary controller/system pump"...
  • Page 82 Domestic hot water functions „ The control sets the DHW temperature, according The controller has a configurable legionella to the time program or continuously, to the desired function designed for protection against legionella setpoint. The priority of DHW charging over room in the storage tank and the pipes.
  • Page 83 Release LINE FUNCTION 1620 Release of DHW load (24h/day / Heating circ time pgm / Time program 4/DHW / Low-tariff/ Time pgm 4/DHW or Low-tariff) 24h/day (Not recommended) Regardless of the time programs, the temperature of the domestic hot water is continuously maintained at the DHW nominal setpoint temperature.
  • Page 84 Low- Time program Holiday Release tariff DHW mode DHW mode status status (line 1620) status level (Program 4) (EX2) Frost protection Frost protection … … … Low-tariff (OPK) Inactive Reduced Low-tariff (OPK) Active Nominal Time program 4 or OPK Nominal Inactive Nominal Time program 4 or OPK Reduced...
  • Page 85 Swimming pool functions „ LINE FUNCTION 2056 Setpoint source heating The controller enables a swimming pool to be Use of input H33 (X152) requires an extension heated by the heat pump. An individual setpoint module to be connected to the control. can be set by means of line 2056, which appears when the swimming pool function is activated by parameter 6046 being set to "Release swimming...
  • Page 86 Heat pump functions „ LINE FUNCTION 2803 Overrun time cond pump 2843 Compressor off time min 2844 Switch-off temp max 2862 Locking time stage 2 2873 Compressor mod run time 2882 Release integral electric flow 2884 Release electric flow below OT 2886 Compensation heat deficit 2916...
  • Page 87 Compensation heat deficit Calculation of integral •  If a flow temperature sensor (Bx1) is connected This function compensates for excess heat and and the heating curve is set to the flow temperature heatdeficits. These can occur in the following setpoint, the controller uses the flow temperature situations: and the flow temperature setpoint for computing the...
  • Page 88 Supplementary source „ A supplementary producer can be operated in  Release is effected via release relay Qx2 addition to the main producer (heat pump).  2-position control is effected via control relay QX3 Release of the supplementary producer depends ...
  • Page 89 Locking time The locking time enables the heat pump to reach a stable operating state before the supplementary source is allowed to switch on. The supplementary source is released only when the locking time has elapsed. The locking time starts as soon as a valid flow temperature setpoint is available.
  • Page 90 DHW storage tank functions „ DHW charging at the nominal setpoint temperature supply enough heat to reach the setpoint value, it (line 1610) always takes place in two stages. In the switches on the DHW tank heater if authorised. The first stage, only the heating pump heats the DHW heater will be cut off when charging is complete.
  • Page 91 Heater LINE FUNCTION 5061 Electric immersion heater release Electric immersion heater release 24h/day • The heater is continuously active regardless of time programs. • DHW release The heater is controlled according to "DHW release". Time program 4/DHW • Time program 4/DHW of the local controller is taken into account for the heater.
  • Page 92: Heating Circuit

    Configuration functions „ When an installation is started up, the Indoor unit diagram presetting for that installation must be entered. Pre-settings LINE FUNCTION 5700 Pre-setting Only Pre-setting 1 to 4 are used among 9 availables. Heating circuits/Cooling Circuit LINE FUNCTION 5710 Heating circuit 1 5711...
  • Page 93 Basic unit EX/E LINE FUNCTION 5981 Contact type input EX1, EX2, EX3 5983 5985 The type of contact can be selected: The descriptions relating to the functions of the EX contact apply when an NO contact is selected. The input’s function is active when voltage is not present.
  • Page 94 Reset to default parameters Software version All parameters can be reset to factory settings, The software version represents the controller except followings: Time and date, User interface, software status at the time the unit is being and all time programs, as well as the operating produced.
  • Page 95 Table of error messages which can be displayed: Reset No3 Designation of error Location Priority operation Manual Automatic 0: No fault 10: Outdoor sensor BX4 (X84) 30: Flow sensor 1 BX1 (X80) 31: Cooling flow sensor 1 BX1 (X80) 32: Flow sensor 2 BX31 (X153) No 33: Heat pump flow temp sensor error BX1 (X80)
  • Page 96 Reset No3 Designation of error Location Priority operation Manual Automatic 359: no cooling valve Y21 360: no process reversing valve Y22 364: Heat pump cooling system error 369: External fault 370: Outdoor unit fault *: If such statuses or events occur for the first time, they will not directly generate a fault message, but only a status message.
  • Page 97: Emergency Mode

    Service / special operation functions „ Maintenance Maintenance functions can be used as a preventive The controller automatically generates step for periodically monitoring the installation. maintenance messages if the settings defined are All maintenance functions can be individually either exceeded or fail to be reached. activated / deactivated.
  • Page 98 Simulation LINE FUNCTION 7150 Simulation outside temp Simulation outside temp Computation of the three outdoor temperatures based on the actual outdoor temperature continues To make the starting-up and troubleshooting to be performed during the simulation, and these processes easier, it is possible to simulate an temperatures are available again when the outdoor temperature in the range of -50...+50°C.
  • Page 99 Input / output test functions „ Input/output testing is used to ensure that the connected components are in working order. Relay Output Testing Selection of a setting from relay testing closes the check that the relays are in working order and that corresponding relay and therefore switches on the the wiring has been performed correctly.
  • Page 100 Input test EX1-3 LINE FUNCTION 7911 Input EX1 7912 Input EX2 7913 Input EX3 By selecting a setting from input test EX1-3, the Display of 0 V means that there is no voltage and relevant input will be displayed, enabling it to be the respective input is currently inactive.
  • Page 101 State functions „ The current operating status of the installation can be viewed by means of status displays. Messages LINE FUNCTION 8000 State heating circuit 1 8001 State heating circuit 2 8003 State DHW 8004 State cooling circuit 1 8006 State heat pump 8007 Not used...
  • Page 102 State DHW (8003) End user (Info level) Commissioning, Engineer Thermostat response Thermostat response Manual action active Manual action active Draw-off mode Draw-off mode Adiabatic cooling active Adiabatic cooling by collector Adiabatic cooling via gen/HC Charging lock active Discharge protection active Charging duration limit.
  • Page 103 State cooling circuit 1 (8004) End user (Info level) Commissioning, Engineer Dewpoint sensor activated Dewpoint sensor activated Manual action active Manual action active Fault Fault Frost protection active Flow frost protection active Cooling mode locked Locked, heating mode Lock time after heating Locked, generator Locked, storage tank Cooling mode restricted...
  • Page 104 State heat pump (8006) End user (Info level) Commissioning, Engineer Emergency mode Emergency mode Fault Fault Locked Locked, outdoor temperature Locked, external Locked, economy mode Lim. time active Consumer flow rate controller Min outdoor temp use limit Max outdoor temp use limit Max switch off temp lim Max OT limit cooling Min switch off temp limit...
  • Page 105 State supplementary source (8022) End user (Info level) Commissioning, Engineer Locked Locked, solid fuel boiler Locked, outside temperature Locked, economy mode In operation for HC, DHW In operation for HC, DHW Released for HC, DHW Released for HC, DHW In operation for DHW In operation for DHW Released for DHW Released for DHW...
  • Page 106: Heat Pump

    Diagnostics heat generation functions „ Various setpoints and actual values, relay switch status data can be displayed for purposes of diagnosis. Heat Pump LINE FUNCTION 8402 Electric immersion heater 1 flow 8403 Electric immersion heater 2 flow 8406 Condenser pump These lines are used to check the operating mode Information: of the components controlled by the heat pump...
  • Page 107: Heating Circuits

    Diagnostics consumers functions „ Various setpoints and actual values, relay switch status and timing status data can be displayed for purposes of diagnosis. Outside Temperatures LINE FUNCTION 8700 Outside temp 8701 Outside temp min 8702 Outside temp max 8703 Outside temp attenuated 8704 Outside temp composite The current, minimum, maximum, attenuated and...
  • Page 108: Domestic Hot Water

    Domestic Hot Water LINE FUNCTION 8820 DHW pump 8821 DHW electrical resistance 8830 DHW temperature 8840 Hours run DHW pump 8841 Start counter DHW pump 8842 Hours run electric DHW 8843 Start counter electric DHW The measured values, the DHW circulation temperatures of the primary controllers and DHW pump and charging temperature, operating hour heater.
  • Page 109 Status of Relays for Extension Modules 1 and 2 LINE FUNCTION 9050 Relay output QX21 module 1 9051 Relay output QX22 module 1 9052 Relay output QX23 module 1 9053 Relay output QX21 module 2 9054 Relay output QX22 module 2 9055 Relay output QX23 module 2 The switching status of the relays connected to...
  • Page 110: Electrical Connections

    ELECTRICAL CONNECTIONS 3-13 OVERVIEW OF ALL THE ELECTRICAL CONNECTIONS The wiring diagram for the indoor unit is shown in detail on electrical wiring diagrams (Chapter 1 for outdoor unit and Chapter 2 for indoor unit). Outdoor sensor : Remote control radio (option) cable 2 x 0,75 mm²...
  • Page 111: Electrical Connections On The Hydraulic Unit

    3-23 ELECTRICAL CONNECTIONS ON THE HYDRAULIC UNIT • Remove the front panel (2 screws A) Removing the front panel • Remove the cover of the electric box (1 screw B) Access to hydraulic unit electric box Note: Ensure that the general electrical power supply has been cut off before starting any repair work . The rearmament of safety thermostat should be done by a professional .
  • Page 112 • Make the connections in accordance with the diagram(s)3 Do not place the sensor lines and the sector supply lines in parallel in order to avoid causing inadvertent interference due to voltage points in the sector supply. Ensure that all the electrical cables are housed in the spaces provided for this purpose inside the lifting handles.
  • Page 113: Boiler Connection

    Interconnection between the outdoor Contract with the power provider • • unit and the indoor unit The heat pump’s operation can be controlled to suit special contracts (e.g. Low-tariff, day/night). Comply with the correspondence between the In particular, domestic hot water (DHW) at Nominal markings on the indoor unit’s terminals and temperature will be produced during the off-peak those on the outdoor unit when connecting the...
  • Page 114: Connections To The Heat Pump Regulator

    3-33 CONNECTIONS TO THE HEAT PUMP REGULATOR (Accessories and options) Single phase model Heat pump regulator (X70) Earth LPB clip QX31 QX32 QX33 Regulator extension AVS55 BX31 QX34 QX35 BX32 QX35 BX33 BX34 Heat pump regulator (X100) Connections to the heat pump regulator (accessories and options) Control system - (CS01 - 69) - - (CS01 - 69) -...
  • Page 115 3-phase model Heat pump regulator (X70) Earth LPB clip QX31 QX32 QX33 Regulator extension AVS55 BX31 QX34 BX32 QX35 QX35 BX33 BX34 Heat pump regulator (X100) Connections to the heat pump regulator (accessories and options) Control system - (CS01 - 70) - - (CS01 - 70) -...
  • Page 116 Single phase / 3-phase model BX4 (B9) Connections to the heat pump regulatorl (accessories and options) Control system - (CS01 - 71) - - (CS01 - 71) -...
  • Page 117 CONNECTION TERMINALS „ „ Heat pump regulator RVS213827 „ Low voltage Main voltage Terminal Terminal GND (common with interface PCB) DI7 HP error Earth Power supply DI6 Defrost Uref Compressor modulation EX1 Power shedding EX2 Peak time / off-peak times HP operation ON/OFF EX3 External fault DO2 HP operation mode(HEAT/COOL)
  • Page 118 OUTDOOR SENSOR „ „ The outdoor sensor is required for the heat pump to operate correctly. Consult the fitting instructions on the sensor’s packaging. Place the sensor on the coldest part, generally the northern or north-eastern side. In any case, it must not be exposed to the morning sun. It must be installed so as to be easily accessible but at least 2,5 m from the floor.
  • Page 119 START-UP „ „ Make sure that ALL DIP SW on the interface card are OFF before starting up. DIP SW shuold be set OFF for normal operation. Power supply to the indoor unit must be turned off while toching DIP SW. Close the installation’s main circuit breaker.
  • Page 120  In the case of 2 heating circuits Choose the allocation of the remote control unit (room appliance 1 or 2…) line 40*. According to the allocation selected check and, if necessary, modify the settings for lines 42*, 44*, 48*. ACCESS SETTING RANGE FACTORY...
  • Page 121: Installation

    INSTALLATION 4-13 OUTDOOR SENSOR MODEL : QAC34 „ „ 24.5 Installation „ Field supply Control system - (CS01 - 76) -...
  • Page 122: Remote Control (Optional Parts)

    4-23 REMOTE CONTROL (Optional parts) MODEL : UTW-C75XA „ „ The remote control includes the functions of the room temperature, but also to view the operating room unit together with those of the user interface status of the heat pump, to enter the heat pump mounted in series on the indoor unit.
  • Page 123 Connections „ The remote control must be connected to the connector X86 (terminal 1, 2, 3) of the heat pump If the cable is shielded, the shielding can be controller board. connected to the controller terminal 2. It may under To do this, you can use a 0.5mm²...
  • Page 124 MODEL : UTW-C78XD (Wireless) „ „ The remote control includes the functions of the room temperature, but also to view the operating room unit together with those of the user interface status of the heat pump, to enter the heat pump mounted in series on the indoor unit.
  • Page 125 Control system - (CS01 - 80) - - (CS01 - 80) -...
  • Page 126: Room Thermostat (Optional Parts)

    4-33 ROOM THERMOSTAT (Optional parts) MODEL : UTW-C55XA „ „ The room thermostat is optional. Select an appropriate place for the room thermostat by following these rules: ● Central room ● Installation height, approx. 1.5 m ● Inner wall ● Away from drafts ●...
  • Page 127 MODEL : UTW-C58XD (Wireless) „ „ The room thermostat is optional. Select an appropriate place for the room thermostat by following these rules: ● Central room ● Installation height, approx. 1.5 m ● Inner wall ● Away from drafts ● Away from direct sunlight ●...
  • Page 128: Rf Module (Optional Parts)

    4-43 RF MODULE (Optional parts) MODEL : UTW-M60XD, UTW-MRCXD „ „ ● The wireless components should be located such that transmission is as interference-free as possible. The following criteria must be observed: ● Not in the vicinity of electrical cables, strong magnetic fields or equipment, such as PCs, TV sets, microwave ovens, etc.
  • Page 129: Dimensions

    DIMENSIONS 5-13 OUTDOOR SENSOR MODEL : QAC34 „ „ (Unit : mm) Top view 49.7 24.5 79.8 Front view Side view Rear view Bottom view Control system - (CS01 - 84) -...
  • Page 130: Remote Control (Optional Parts)

    5-23 REMOTE CONTROL (Optional parts) MODEL : UTW-C75XA / UTW-C78XD (Wireless) „ „ Controller „ (Unit : mm) Top view Front view Side view Rear view Holder „ 32.5 Front view Side view Rear view Bottom view Control system - (CS01 - 85) -...
  • Page 131: Room Thermostat (Optional Parts)

    5-33 ROOM THERMOSTAT (Optional parts) MODEL : UTW-C55XA / UTW-C58XD (Wireless) „ „ Unit „ (Unit : mm) Top view Front view Side view Rear view Bottom view Control system - (CS01 - 86) - - (CS01 - 86) -...
  • Page 132: Rf Module (Optional Parts)

    5-43 RF MODULE (Optional parts) MODEL : UTW-M60XD „ „ (Unit : mm) 28.8 Front view Side view Bottom view Control system - (CS01 - 87) - - (CS01 - 87) -...
  • Page 133 MODEL : UTW-MRCXD „ „ (Unit : mm) Front view Side view Rear view Control system - (CS01 - 88) - - (CS01 - 88) -...
  • Page 134: Packing List (Accessories)

    PACKING LIST (Accessories) 6-13 REMOTE CONTROL (Optional parts) MODEL : UTW-C75XA / UTW-C78XD (wireless) „ „ Name and shape Quantity Application Remote control Use for ATW operation Remote control holder Use as remote control holder Remote control connector For remote control connection (UTW-C75XA only) Operating instructions : If necessary , use shielded cable and tapping screw (Field supplied) in accordance with the standard of the country.
  • Page 135: Rf Module (Optional Parts)

    6-33 RF MODULE (Optional parts) MODEL : UTW-M60XD „ „ Name and shape Quantity Application RF MODULE Operating instructions MODEL : UTW-MRCXD „ „ Name and shape Quantity Application RF MODULE Operating instructions Control system - (CS01 - 90) -...
  • Page 136: Wiring Specifications

    WIRING SPECIFICATIONS 7-13 OUTDOOR SENSOR MODEL : QAC34 „ „ Size Wire type Remarks Use shielded (field supplied) in 2 wires connection Outdoor sensor cable 0.75 mm² accordance with the regional Max. cable length: 60 m cable standard 7-23 REMOTE CONTROL (Optional parts) MODEL : UTW-C75XA „...
  • Page 137: Specifications

    SPECIFICATIONS 8-13 OUTDOOR SENSOR MODEL : QAC34 „ „ SIZE ( H x W x D mm ) 91.6 x 79.8 x 49.7 WEIGHT ( g ) CABLE LENGTH ( m ) 8-23 REMOTE CONTROL (Optional parts) MODEL : UTW-C75XA „...
  • Page 138: Rf Module (Optional Parts)

    8-43 RF MODULE (Optional parts) MODEL : UTW-M60XD „ „ SIZE ( H x W x D mm ) 67 x 71 x 56 WEIGHT ( g ) CABLE LENGTH ( m ) POWER ( V ) FREQUENCY BAND (MHz) MODEL : UTW-MRCXD „...
  • Page 139 INNOVATIVE SOLUTION OF DOMESTIC HEATING " " is a worldwide trademark of FUJITSU GENERAL LIMITED. Copyright© 2009-2013 Fujitsu General Limited. All rights reserved. ISO 9001 ISO 14001 Certified number:09 100 89394 Certified number:09 104 9245 Product spec cations are subject to change without notice.