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Fujitsu 112 Installation And Operating Manual

Heat pump air/water split single service 3 phase
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Document n° 1364-3 ~ 29/01/2010
FR
EN
IT
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Heat pump air/water
split single service 3 phase
Installation and
operating manual
intended for professionals
To be saved for
future consultation
Fujitsu General
(Euro) GmbH
Werftstrasse 20
40549 Düsseldorf - Germany
Subject to modifications without notice.
Non contractual document.

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  • Page 1 Document n° 1364-3 ~ 29/01/2010 Heat pump air/water split single service 3 phase Installation and operating manual intended for professionals To be saved for future consultation Fujitsu General (Euro) GmbH Werftstrasse 20 40549 Düsseldorf - Germany Subject to modifications without notice. Non contractual document.
  • Page 2: Table Of Contents

    Heat pump split single service 3 phase Contents Description of the unit Package ......5 Heating power curve....9 Definitions .
  • Page 3 Heat pump split single service 3 phase Regulation system User interface and room control unit (option) ..29 Parametering the setting ....32 Room thermostat (option) ....30 General .
  • Page 4 Heat pump split single service 3 phase Packing list Heat pump Outdoor unit Hydraulic module Model Model Code Model Code WOYK112LAT WOYK140LAT WSYK160DA9 023615 WOYK160LAT Optional equipment Scope of application • 2nd circuit kit (UTW-KZSXA). This heat pump provides : - for connecting 2 heating circuits.
  • Page 5: Description Of The Unit

    Heat pump split single service 3 phase 1 Description of the unit Definitions Package Split : The heat pump consists of two elements • 1 package: Outdoor unit. (an outdoor unit for outside and a hydraulic unit for • 1 package: Hydraulic unit and outdoor sensor. inside the dwelling).
  • Page 6: Specifications

    . . . . . . . . . 112 . . . . . . . . . . 140 .
  • Page 7: Outdoor Unit

    Heat pump split single service 3 phase " Outdoor unit Overflow hole (ø 20) 4 holes (ø 10) Bottom view 1290 Front view Side view Top view Figure 2 - Dimensions in mm " Hydraulic unit 1000 1034 Heating return Heating flow ø...
  • Page 8 Heat pump split single service 3 phase Outdoor sensor QAC34 1mbar = 10 mmCE = 100 Pa mbar 43907 10000 2490 1000 ° C Figure 4 - Hydraulic pressures and flow rates available Heat pump return sensor Heat pump flow sensor 10000 32500 - Compressor casing...
  • Page 9: Heating Power Curve

    Heat pump split single service 3 phase Heating power curve Values according to standard EN 14511, for which it is necessary to add the power absorbed by the heating circulation pump Floor heating system (35°C) Low temperature radiator (45°C) Classic radiator (60°C) Heat output Power absorbed Outside temperature (°C) Floor heating system (35°C) Low temperature radiator (45°C) Classic radiator (60°C) Heat output Power absorbed Outside temperature (°C) Floor heating system (35°C) Low temperature radiator (45°C) Classic radiator (60°C) Heat output Power absorbed Outside temperature (°C) Installation and operating manual "1364 - EN"...
  • Page 10: Description

    Heat pump split single service 3 phase Description Legend 1 - Low-noise, high-output propeller fan. 2 - Electric variable speed "inverter" motor. 3 - "Inverter" control module. 4 - Control lights and buttons. 5 - Connection terminal blocks (power and interconnection). 6 - Refrigerant accumulator bottle.
  • Page 11: Operating Principle

    Heat pump split single service 3 phase Operating principle Domestic hot water (DHW) operating principle The heat pump transmits the energy contained in the surrounding air into the dwelling to be heated. Two domestic hot water (DHW) temperatures can be parametered: comfort temperature (line 1610 to 60 °C) The heat pump consists of four main elements, in which and reduced temperature (line 1612 to 40 °C).
  • Page 12: Installation

    Heat pump split single service 3 phase 2 Installation Regulation installation 2 2 3 Accessories provided and maintenance conditions - Accessories provided with the outdoor unit (figure 10). The appliance must be installed and the maintained by an - Accessories provided with hydraulic...
  • Page 13 Heat pump split single service 3 phase • Water may drain away from the outdoor unit when it • Make sure the appliance not disturb the surrounding is operating. Do not install the appliance on a paved area or users (noise level, draught generated, low terrace ;...
  • Page 14: Outdoor Unit Positioning

    Heat pump split single service 3 phase 2 4 2 Outdoor unit positioning The outdoor unit must be raised at least 50 mm above ground level. In areas prone to snow, this height should be increased but should not exceed 1,5 m (figure 12).
  • Page 15: Installing The Hydraulic Unit

    Heat pump split single service 3 phase Installing the hydraulic unit 2 5 2 Positioning the hydraulic unit - Remove the front panel (2 screws A, figure 2 5 1 Installation precautions - Remove the sides (4 screws B, figure 15).
  • Page 16: Refrigeration Connections

    Heat pump split single service 3 phase Refrigeration connections • To eliminate any filings in the pipes, use dry nitrogen to avoid introducing any humidity that may adversely " This appliance uses refrigerant R410A affect the appliances operation. In general, take every Comply with the legislation for handling refrigerants.
  • Page 17: Creating The Flarings

    Heat pump split single service 3 phase 2 6 3 Creating the flarings 2 6 4 Shaping the refrigeration pipes - Cut the pipe to an appropriate length with a pipe-cutter The refrigeration pipes must be shaped only on a without deforming it.
  • Page 18 Heat pump split single service 3 phase Diameter of refrigeration Hydraulic unit Outdoor unit connections connections connections 5/8" (D1) 5/8" 5/8" Heat pump Model Liquid 3/8" (D2) 3/8" 3/8" Liquid valve Gas valve Flare nut Liquid refrigeration connection diameter D2 Flare nut Flare nut Flare nut...
  • Page 19: Filling The Installation With Gas

    Heat pump split single service 3 phase Filling the installation with gas Manomter kit " This operation is reserved for installers familiar (manifold) with the legislation for handling refrigerants " Creating a vacuum with a vacuum pump is High pressure pressure essential "...
  • Page 20: Additional Charge

    Heat pump split single service 3 phase 2 7 3 Additional charge 50 g of R410A per additional meter Length of the connections 15 m 20 m Additional charge none 250 g 2 7 4 Pump down The charge in the outdoor units corresponds to the (Refrigerant collecting operation) maximum distances between the outdoor unit and the hydraulic unit defined in...
  • Page 21: Connecting The Heating Circuit Hydraulically

    Heat pump split single service 3 phase Connecting 2 8 2 Rinsing out the installation the heating circuit hydraulically Before connecting the hydraulic unit to the installation, rinse out the heating system correctly to eliminate 2 8 1 General any particles that may affect the appliance’s correct The connection must comply with good trade practice operation.
  • Page 22: Electrical Connections

    Heat pump split single service 3 phase Electrical connections • Connecting to screw terminals Rigid wires (A, figure 27). Ensure that the general electrical power supply has Rigid wires are always preferable for fixed installations, been cut off before starting any repair work. particularly in a building.
  • Page 23: Overview Of All The Electrical Connections

    Heat pump split single service 3 phase 2 9 3 Overview of all the electrical connections The wiring diagram for the hydraulic unit is shown in detail on figure 46, page Outdoor sensor : cable 2 x 0,75 mm² Room control unit (option) : cable 3 x 0,5 mm²...
  • Page 24: Electrical Connections On The Outdoor Unit Side

    Heat pump split single service 3 phase 2 9 5 Electrical connections - Use cable clamps to prevent the conductors from being disconnected accidentally. on the outdoor unit side - Fill in the space where the cables enter the outdoor Access to the connection terminals.
  • Page 25: Electrical Connections On The Hydraulic Unit Side

    Heat pump split single service 3 phase 2 9 6 Electrical connections on the hydraulic unit side Access to the connection terminals. Do not place the sensor lines and the sector supply lines in parallel in order to avoid causing inadvertent - Remove the front panel (2 screws) interference due to voltage points in the sector supply.
  • Page 26 Heat pump split single service 3 phase Outdoor unit Hydraulic unit 1 2 3 4 5 6 7 8 20 21 22 23 12 13 14 15 16 17 18 19 RP DHW 1 2 3 L1 L2 L3 N N COM OUTDOOR SECOND...
  • Page 27: Outdoor Sensor

    Heat pump split single service 3 phase Outdoor sensor Room thermostat circuit 1 External fault Tariffs, day / night, peak times/off-peak times Room thermostat circuit 2 Power shedding or EJP (peak day removal) Room control unit External component contact* (faults, load shedder, power meter) * If the control device does not provide a potential-free contact, the contact must be relayed to create equivalent wiring.
  • Page 28: Start-Up

    Heat pump split single service 3 phase 2 12 Start-up 2 13 Configuring the room thermostat - Make sure that ALL DIP SW are OFF before starting To configure the room thermostat and connect it to the up. DIP SW shuold be set OFF for normal operation. appropriate heating zone : Power supply to the hydraulic unit must be turned off - Hold down the presence key for more than 3 seconds.
  • Page 29: Regulation System

    Heat pump split single service 3 phase 3 Regulation system User interface and room control unit (option) Auto Auto Figure 39 - RESET Ref. Function - Definitions Selecting of the DHW operating mode - If the installation is fitted with a DHW tank. (Domestic hot water).
  • Page 30: Room Thermostat (Option)

    Heat pump split single service 3 phase Room thermostat (option) Auto °C Figure 40 - Room thermostat (option) Ref. Function - Definitions Selecting the heating mode. Auto Heating operating according to the heating programme (Summer/winter mode switchover is automatic). Constant comfort temperature. Constant reduced temperature.
  • Page 31 Heat pump split single service 3 phase Heating curve slope 2,75 ° C 2,25 Classic temperature radiator 1,75 Boiler connection application 1,25 Heat pump application only temperature radiator 0,75 Floor heating system 0,25 ° C Outdoor temperature °C Figure 41 - Heating curve slope (line 720) Heating curve slope +4,5 -4,5...
  • Page 32: Parametering The Setting

    Heat pump split single service 3 phase Parametering the setting 3 4 2 Setting parameters - Choose the desired level. 3 4 1 General - Scroll the menu list. Only the parameters accessible to levels : - Choose the desired menu. U - End user.
  • Page 33 Heat pump split single service 3 phase Setting range Setting Basic Line Function or display increment setting Operation HC2 (command HC2) Commonly with HC1, Commonly with Independent Commonly with HC1 or Independent : This function enables you to choose whether you wish the room thermostat (as an option) to act on both zones or just a single zone.
  • Page 34 Heat pump split single service 3 phase Setting range Setting Basic Line Function or display increment setting Time programme 5 / Cooling If the installation is fitted with the cooling kit (Only with the cooling kit option). Pre-selection (Day / Week) Mon-Sun Mon-Sun Mon-Fri Sat-Sun Monday Tuesday…...
  • Page 35 Heat pump split single service 3 phase Setting range Setting Basic Line Function or display increment setting Flow temp setpoint max 8... 95 °C 1 °C 55 °C Floor heating system = 50 °C / Higher temperature radiator = 65 °C Room influence 1%...
  • Page 36 Heat pump split single service 3 phase Setting range Setting Basic Line Function or display increment setting Cooling circuit 1 Operating mode Off, Automatic Comfort cooling setpoint 17... 40 °C 0,5 °C 24 °C Release 24h/day, Time program HC, Time Time program 5 / Refresh program 5 Flow temp setp at OT°...
  • Page 37 Heat pump split single service 3 phase Setting range Setting Basic Line Function or display increment setting 1030 Summer / Winter heating limits 8... 30 °C 0,5 °C 18 °C When the average of the outdoor temperatures over the past 24 hours reaches 18°C, the regulator switches off the heating (as an economy measure).
  • Page 38 Heat pump split single service 3 phase Setting range Setting Basic Line Function or display increment setting 1620 Release (of DHW load) 24h / day Time program Time programs HCs 4/DHW Time program 4/DHW Low-tariff T'prog 4/DHW or low-tariff 24h / day : The temperature of the DHW is constantly maintained at the DHW comfort setting. Time programs HCs : The DHW is produced according to the programming for the ambient temperature (with 1 hour in advance when switched on).
  • Page 39 Heat pump split single service 3 phase Setting range Setting Basic Line Function or display increment setting Domestic hot water (DHW) (Only with the DHW kit option) 5020 Flow setpoint boost 0... 30 °C 1 °C 5 °C 5024 Switching diff 0...
  • Page 40 Heat pump split single service 3 phase Setting range Setting Basic Line Function or display increment setting 6800 History 1 Time, Date, Error code 6802 History 2 Time, Date, Error code 6804 History 3 Time, Date, Error code 6806 History 4 Time, Date, Error code 6808 History 5...
  • Page 41 Heat pump split single service 3 phase Setting range Setting Basic Line Function or display increment setting 7710 Output (Ux) test --, 0... 100% 7711 Voltage (Ux) value 0... 10 Volt 7720 Digital outputs test No test 0 = No test 1 = Everything is on STOP 2 = Digital output DO1 3 = Digital output DO2...
  • Page 42 Heat pump split single service 3 phase Setting range Setting Basic Line Function or display increment setting Diagnostics heat generation 8402 Electrical resistance flow 1 Off, On 8403 Electrical resistance flow 2 Off, On 8406 Condenser pump Off, On 8410 Return temp HP 0...
  • Page 43 Heat pump split single service 3 phase Setting range Setting Basic Line Function or display increment setting 8762 Mixer valve HC2 closed Off, On 8770 Room temperature 2 0... 50 °C 20 °C Room setpoint 2 4... 35 °C 20 °C 8773 Flow temperature 2 0...
  • Page 44: Configuring The Installation

    Heat pump split single service 3 phase 4 Configuring the installation " Optional DHW kit " Optional boiler connection kit DHW tank control (with electrical back-up) requires the The connection of an oil or gas boiler to the heat pump use of the DHW kit.
  • Page 45: Configuration 1, 2, 3 Or 4 : Heat Pumps With Electric Back-Ups

    Heat pump split single service 3 phase Configuration 1, 2, 3 or 4: heat pumps with electric back-ups " Parameter 5700 Configuration 1 : 1 heating circuit (see figure page 45). Configuration 2 : 1 heating circuit and DHW tank. (see figure page 46).
  • Page 46 Heat pump split single service 3 phase Configuration 1 : " See detailed instructions 1 heating circuit page 44 Overall hydraulic layout Overview of all the electrical connections Legend CC - Heating circulation pump. R - Radiators (or fan convectors). SA - Room thermostat (option).
  • Page 47 Heat pump split single service 3 phase Configuration 2 : " See detailed instructions 1 heating circuit and DHW tank page 44 Overall hydraulic layout Overview of all the electrical connections Legend CAR - Non-return valve. SA - Room thermostat (option). AE - Electric back-up.
  • Page 48 Heat pump split single service 3 phase Configuration 3 : " See detailed instructions 2 heating circuits page 44 Overall hydraulic layout SDp1 Overview of all the electrical connections SDp1 Legend R - Radiators (or fan convectors). SP - Heated floor thermal safety fuse. CAR - Non-return valve.
  • Page 49 Heat pump split single service 3 phase Configuration 4 : " See detailed instructions 2 heating circuits and DHW tank page 44 Overall hydraulic layout SDp1 Overview of all the electrical connections SDp1 Legend SE - Outdoor sensor. KS - DHW kit. SDp1 - Flow sensor, Circuit 1.
  • Page 50: Electrical Wiring Diagrams

    Heat pump split single service 3 phase 5 Electrical wiring diagrams Expansion valve coil (Inj) Solenoid coil (Inj) Thermistor Inj expansion Inverter PCB assy valve Thermistor heat exchanger mid Thermistor heatsink PFC Thermistor discharge pipe Thermistor heat exchanger out Compressor Thermistor Capacitor outdoor temp . Thermistor PCB assy (Heatsink inv .) Thermistor compressor temp .
  • Page 51 Heat pump split single service 3 phase CN30 LED 2 LED 1 Timed fuse CN18 3,15 A - 250V Condensation CN16 CN22 sensor Return sensor REL2 Flow sensor REL1 Heating Uref circulation pump X-30 Safety thermostat Start/stop switch RpECS 1 2 3 4 5 6 7 8 20 21 22 23 131415 17 18 19 Resistance...
  • Page 52: Troubleshooting

    Heat pump split single service 3 phase 6 Troubleshooting Depending on whether the fault comes from the outdoor unit or the hydraulic unit, the fault may be indicated by the digital display or the diode on the interface cards. Designation Line Information display Floor drying current setpoint .
  • Page 53: Faults Displayed On Hydraulic Unit

    Heat pump split single service 3 phase Faults displayed on hydraulic unit Faults or breakdowns on the hydraulic mode are The display shows the “Bell” symbol indicated by the display on the user interface. Press the Info key for more details on the origin of the fault.
  • Page 54: Faults Displayed On The Outdoor Unit

    Heat pump split single service 3 phase Faults displayed on the outdoor unit When an error occurs : To access the electronic board, you must remove the front (right-hand) facing from the outdoor unit. - The diode "ERROR" (2) blinks. Faults are coded by diode flashes.
  • Page 55: Quick-Start Procedure

    Heat pump split single service 3 phase 7 Quick-start procedure Before switching on the hydraulic unit : - Time, Date and time programs for HC1, HC2, DHW if • Check the electric wiring. different than default values (settings 500 – 576). •...
  • Page 56: Starting-Up

    Heat pump split single service 3 phase • Electrical checks Outdoor unit (see chapiter "Electrical connections" page Non compliant Value Main power supply 400v . Protection by rated circuit breaker. Cable cross-section. Earth connection. Hydraulic unit (see chapiter "Electrical connections on the hydraulic unit side" page Non compliant Connection with outdoor unit (3 + Eath).
  • Page 57: Settings Sheet

    Heat pump split single service 3 phase Settings sheet Setting Description Set to. Menus Setting Description Set to. Menus Boiler backup Preliminary settings 3700 OT .switch-on authoris . addit. gen. language operator section 3705 swith-off delay addit. gen. hour / minutes time & date Miscellaneous day / month time &...
  • Page 58: Start-Up Data Sheet

    Heat pump split single service 3 phase Start-up data sheet Site Installer serial No. serial No. Outdoor unit Hydraulic unit model model Refrigerant type Refrigerant charge Checks Operating voltage & current on outdoor unit Compliance with positioning distances L1/N Condensate evacuation correct L2/N Electric connections / connections tightnees L3/N No GAS leaks (unit ID No . : ) L1/E Installation of refrigeration connection correct (lenght : m)
  • Page 59 Heat pump split single service 3 phase 8 Instructions for the user Explain to the user how his installation operates, in Emphasise that a heated floor has significant inertia particular the functions of the room thermostat and the and that therefore any adjustments must be made programmes accessible to him from the user interface.
  • Page 60 Heat pump split single service 3 phase Complies with : - Low tension Directive 73/23/CEE, under standard NF-EN60335-1. - Electromagnetic compatibility Diretive 89/336/CEE - Directive 98/37/EC, - Directive for pressurised equipment 97/23/EC This appliance also conforms to: - Regulation 842/2006 of the european parliament on certain fluorinated greenhouse gases - The standards relating to the product and the testing methods used: Air-conditioners, refrigeration units and heat pumps with compressor driven by electric motor for heating and refrigeration EN 14511-1, 14511-2, 14511-3, and 14511-4...

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140160