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i migliori gradi centigradi
HSW
WATER - WATER AND BRINE - WATER
HEAT PUMPS
FOR INDOOR INSTALLATION
INSTALLATION AND OPERATION MANUAL

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Summary of Contents for Ferroli HSW

  • Page 1 i migliori gradi centigradi WATER - WATER AND BRINE - WATER HEAT PUMPS FOR INDOOR INSTALLATION INSTALLATION AND OPERATION MANUAL...
  • Page 2 Dear Customer, Thank you for having purchased a FERROLI product. It is the result of many years of experiences and of particular research studies and has been made with top quality materials and advanced technologies. The CE mark guarantees that the products satisfy all the applicable European Directives.
  • Page 3: Table Of Contents

    TABLE OF CONTENTS GENERAL FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 General instructions .
  • Page 4: General Features

    Maximum absorbed current Refrigerant type and charge weight Unit weight Sound pressure level at 1 metre IP protection level Maximum pressure - high pressure side Maximum pressure - low pressure side PED certification body Ferroli Spa Via Ritonda 78/A (VR) Italy...
  • Page 5: Unit Description

    GENERAL FEATURES Unit description This series of water-water heat pumps satisfies the heating, sion) or through both systems actuated in sequence. When the cooling and domestic hot water production requirements of resi- unit is used in radiant floor plants, to avoid condensate genera- dential plants of small and medium size.
  • Page 6: Description Of Components

    GENERAL FEATURES Description of components External structure . Basement, lateral panels and frontal panel, reversing the refrigerant flow (only for reversible heat pumps), are completely thermally and acoustically insulated in order to pressure connections SAE 5/16” - UNF 1/2” - 20 equipped minimize thermal losses and noise emissions in the surroundings.
  • Page 7: Control System

    GENERAL FEATURES Control system The microprocessor controller is able to manage not only the unit itself but also all that components of the plant which allow to realize a complete system. The main functions of the control system are : 18:28 20.5 C room temperature control according to the outdoor...
  • Page 8: Options

    GENERAL FEATURES Options Pump Allows the circulation of the water on the source side. Source side flow rate Modulates the water flow rate on the source side when the water circulation is management 2 way valve assured by an external pump. Allow to divert the hot water produced by the heat pump from the heating circuit 3 way valve to the domestic hot water circuit.
  • Page 9 GENERAL FEATURES Option “Domestic hot water production” 3 way valve In this configuration the heat pump can be coupled to a domestic hot water tank equipped with a coil designed for a maximum water temperature between 55°C and 60°C. The anti legionella cycles have to be performed by means of electrical heaters placed on the heat pump outlet (see option “Integrative electrical heaters”) or...
  • Page 10: Accessories

    GENERAL FEATURES Option “Passive cooling” Option “Integrative electrical heaters” Accessories Allows operating mode selection and set point adjustment. The on board temperature sensor can be used in order Remote thermostat to realize a climatic control. Remote control Replicates all the control and visualization functionalities of the controller installed on the unit. The on board (wired or wireless) temperature sensor can be used in order to realize a climatic control.
  • Page 11: Technical Data And Performances

    TECHNICAL DATA AND PERFORMANCES Technical data Frame 3 .1 5 .1 7 .1 9 .1 11 .1 Model U.M. Power supply 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 V-ph-Hz Refrigerant...
  • Page 12: Nominal Performances - Base Setting Up (Ab) - Radiant Plants

    TECHNICAL DATA AND PERFORMANCES NOMINAL performances - Base setting up (AB) - Radiant plants Frame 3 .1 5 .1 7 .1 9 .1 11 .1 Model U.M. Power supply 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 V-ph-Hz...
  • Page 13: Nominal Performances - Base Setting Up (Ab) - Standard Plants

    TECHNICAL DATA AND PERFORMANCES NOMINAL performances - Base setting up (AB) - Standard plants Frame 3 .1 5 .1 7 .1 9 .1 11 .1 Model U.M. Power supply 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 V-ph-Hz...
  • Page 14: Heating Performances

    TECHNICAL DATA AND PERFORMANCES HEATING performances Heating capacity ( brine ) Heating capacity (water ) Inlet temperature - source side [°C] Inlet temperature - source side [°C] Power input ( brine and water ) The graphs allow to get the corrective factors to be applied to the nominal performances in order to obtain the real performances in the selected operating conditions.
  • Page 15: Cooling Performances

    TECHNICAL DATA AND PERFORMANCES COOLING performances Cooling capacity ( brine and water ) The graphs allow to get the corrective factors to be applied to the nominal performances in order to obtain the real performances in the selected operating conditions. The reference nominal conditions are : WATER-WATER units : W30W7 source : water in 30°C out 35°C...
  • Page 16: Plant Side Hydraulic Performances

    TECHNICAL DATA AND PERFORMANCES Plant side hydraulic performances Available static head - unit without options 11.1 1000 1500 2000 2500 3000 3500 Flow rate [ l/h ] Pressure drops to be added 1000 1500 2000 2500 3000 3500 Flow rate [ l/h ] A = unit with option “Domestic hot water production”...
  • Page 17: Source Side Hydraulic Performances

    TECHNICAL DATA AND PERFORMANCES Source side hydraulic performances Pressure drops - unit without options 11.1 1000 1500 2000 2500 3000 3500 Flow rate [ l/h ] Available static head - unit with option “Source side flow rate management” : “Pump” 11.1 1000 1500...
  • Page 18: Domestic Hot Water Side Hydraulic Performances

    TECHNICAL DATA AND PERFORMANCES Pressure drops - unit with option “Passive cooling” 1000 1500 2000 2500 3000 3500 Flow rate [ l/h ] Domestic hot water side hydraulic performances Available static head 11.1 1000 1500 2000 2500 3000 3500 Flow rate [ l/h ] A = unit with option “Domestic hot water production”...
  • Page 19: Operating Limits

    TECHNICAL DATA AND PERFORMANCES Operating limits The graphs reported below show the operating area inside which the correct working of the unit is guaranteed. The dotted lines show the operating area when brine solutions in the source side hydraulic circuit are used. HEATING Inlet temperature - source side [°C] COOLING...
  • Page 20: Electrical Data

    TECHNICAL DATA AND PERFORMANCES Electrical data Frame 3 .1 5 .1 7 .1 9 .1 11 .1 Model U.M. Unit Power supply 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 V-ph-Hz F.L.A.
  • Page 21: Weights

    TECHNICAL DATA AND PERFORMANCES Weights Frame 3 .1 5 .1 7 .1 9 .1 11 .1 Model U.M. Components weights Unit without options Source side Pump flow rate 2 way valve management 3 way valve Domestic 3 way valve with primary heat hot water exchanger production...
  • Page 22: Overall Dimensions

    TECHNICAL DATA AND PERFORMANCES Overall dimensions Plant return 1” M 2 3 4 5 Plant flow 1” M Domestic hot water return 1” M Domestic hot water flow 1” M Source return 1” M Source flow 1” M Solar panel return 18 mm Solar panel flow 18 mm...
  • Page 23: Connections

    CONNECTIONS Hydraulic connections To design properly the hydraulic system respect the local safety Expansion vessels setting regulations in force. All the units are equipped with expansion vessels (source side It is always necessary to guarantee an appropriate water flow and plant side). through the plate heat exchangers of the unit even if on both The precharge pressure of the expansion vessel must be the hydraulic circuits (source side and plant side) is installed, as...
  • Page 24: Electrical Connections

    CONNECTIONS Electrical connections The electrical wirings must be carried out by qualified personnel Integrative electrical heaters power supply according to the regulations in force at the installation time in the The power supply cables must have an adequate section for the country of installation.
  • Page 25: Receiving And Positioning

    RECEIVING AND POSITIONING Receiving Check on receiving The unit is supplied on a pallet suitable for the transport. It is As soon as the unit is received verify accurately the correspon- advisable to place protective material between the truck and the dance of the load to what was ordered to make sure that all unit to avoid damages to the unit.
  • Page 26: Start Up

    START UP Start up The following operations must be carried out only by properly trained personnel. To make the contractual warranty effective, start up must be carried out by authorized service centres. Before calling the service centre it is advisable to make sure that all the installation steps have been completed (positioning, electrical connections, hydraulic connections...).
  • Page 27: Control System

    CONTROL SYSTEM Control system configuration The control system can be configured in different ways in order to adapt itself to the user needs and to the kind of plant managed Outdoor User air sensor interface by the heat pump. The simpler configuration consists of unit controller (A), user in- terface (E) and outdoor air temperature sensor (B).
  • Page 28: Heating And Cooling Circuits

    CONTROL SYSTEM Heating and cooling circuits The controller of the heat pump is able to manage up to two zones : zone 1 : heating and cooling zone 2 : only heating The management of further zones, possibile by means of additional zone controllers, is not treated in this manual. For each zone can be set : set point daily or weekly operating time table...
  • Page 29: Control System Devices Installation

    CONTROL SYSTEM Control system devices installation REMOTE THERMOSTAT AND REMOTE CONTROL ( WIRED OR WIRELESS ) They should be located in the main room of the zone they manage taking into account the following criteria : the place of installation should be chosen so that the sensor can min.
  • Page 30 CONTROL SYSTEM OUTDOOR AIR SENSOR The device must be installed outside the building. The sensor is con- nected to the controller of the unit or to the wireless adaptor through a two wire cable ( the wires are interchangeable ). Ø...
  • Page 31: Wireless Devices Connection

    CONTROL SYSTEM Wireless devices connection The wireless devices should be located in such a way that the In order to fulfill the connection two stages are necessary. transmission is as interference free as possible. The following Connection establishment : wireless devices are connected to criteria must be observed : the controller of the heat pump.
  • Page 32: Control System Use

    CONTROL SYSTEM Control system use The user interface, placed on the frontal panel, allows the com- sensor to measure the room temperature of the zone managed plete control of the system permitting to visualize and modify all by the remote control and the replacement of the “Reset” button the operating parameters of the unit.
  • Page 33 CONTROL SYSTEM USER INTERFACE AND REMOTE CONTROL DISPLAY Heating : Comfort set point Heating : Reduced set point Heating : Frost Protection set point Cooling : Comfort set point Wait Xxxxxxxxxxxxxxxxxxxxxxxxxxx Change batteries Xxxxxxxxxxxxxxxxxxxxxxxxxxx Holiday function active Xxxxxxxxxxxxxxxxxxxxxxxxxxx Reference to heating circuit REMOTE THERMOSTAT DISPLAY Alarm message Maintenance messages...
  • Page 34 CONTROL SYSTEM DHW button Allows to select the domestic hot water heating mode (indicated by a bar under the corresponding symbol). Domestic hot water heating mode ON domestic hot water temperature controlled according to the set time table protective functions active Domestic hot water heating mode OFF protective functions active Domestic hot water heating mode FORCED...
  • Page 35: Control System Programming

    CONTROL SYSTEM Control system programming The settings that can not be modified directly through the buttons of the user interface and of the remote controls are accessible through the programming parameters, grouped inside the various programming menus. The menus concerning functions which are not active are automatically hidden.
  • Page 36 CONTROL SYSTEM Menu Level Parameter Function Preselection Phase 1 on Phase 1 off Phase 2 on Time table 5 Cooling circuit 1 Phase 2 off Phase 3 on Phase 3 off Default values Start Holidays program Heating circuit 1 Operating level Start Holidays program Heating circuit P...
  • Page 37: Remote Thermostat Programming

    CONTROL SYSTEM Remote thermostat programming The configuration parameters of the remote thermo- Parameter Function stat must be set on the device itself. A long press (longer than 3 seconds) on the OC- Remote thermostat used as ru = 1 management heating circuit 1 CUPANCY button allows to enter the Programming ru = 3 management heating circuit P...
  • Page 38 CONTROL SYSTEM Operating mode selection for heating and cooling circuits Heating circuit 1 : through the Heating button on the remote control Heating circuit P : through the Heating button on the remote thermostat Cooling circuit 1 : through the Cooling button on the remote control or through the parameter 901 Set point setting For each heating circuit 3 set points can be set : Comfort, Reduced and Frost Protecion.
  • Page 39: Inputs And Outputs

    CONTROL SYSTEM Inputs and outputs The following table shows the list of the inputs and outputs available on the controller of the heat pump along with the expected use. Some inputs and outputs can be configured in a different way by the user in order to manage other plant components which are not contained inside the heat pump.
  • Page 40: Alarms

    CONTROL SYSTEM Alarms Alarms activation and reset no more shown on the display. Some of these alarms become The controller is able to perform a complete diagnosis of the unit manual reset alarms if the number of events in an hour exceeds detecting all the operating faults and notifying different alarms.
  • Page 41: Controller Technical Data

    CONTROL SYSTEM Controller technical data Controller 230 Vac (+10% / -15%) Power supply 50 Hz / 60 Hz max 11 VA Safety class (EN 60730) Degree of protection (EN 60529) IP 00 Operating room temperature (not condensing) -20°C ... 50°C Storing room temperature -20°C ...
  • Page 42: Sensors Features

    CONTROL SYSTEM Wireless repeater 230 Vac (+10% / -15%) Power supply 50 Hz (+6% / -6%) max 0,5 VA wireless BSB bus Communication frequency 868 MHz Safety class (EN 60730) Degree of protection (EN 60529) IP 20 Operating room temperature (not condensing) 0°C ...
  • Page 43: Maintenance

    MAINTENANCE Maintenance IMPORTANT BEFORE CARRYING OUT MAINTENANCE OR CLEANING OPERATIONS MAKE SURE THE UNIT POWER SUPPLY IS DISCON- NECTED. ANY ORDINARY OR EXTRAORDINARY MAINTENANCE OPERATION MUST BE CARRIED OUT BY SPECIALIZED AND AUTHORIZED PERSONNEL IN ORDER TO ENSURE COMPLIANCE WITH THE SAFETY REGULATIONS IN FORCE. N .B.
  • Page 44: Safety And Pollution

    SAFETY AND POLLUTION General considerations Accessing the unit The access to the unit must be granted exclusively to qualified personnel trained to operate on this type of units and provided with the necessary protection equipment. Moreover such personnel, to operate, must be authorized by the owner of the unit and recognized by the Manufacturer.
  • Page 45 SAFETY AND POLLUTION Respiratory tract protection For rescue and for maintenance works in tanks, use self-contained breathing apparatus. The vapours are heavier than air and can cause suffocation, reducing the oxygen available for breathing. Eye protection Total protection glasses. Hand protection Rubber gloves.
  • Page 46 The manufacturer declines all responsibility for any inaccuracies in this manual due to printing or typing errors. The reserves the right to modify the products contents in this catalogue without previous notice.
  • Page 48 Ferroli spa ¬ 37047 San Bonifacio (Verona) Italy ¬ Via Ritonda 78/A tel. +39.045.6139411 ¬ fax +39.045.6100933 ¬ www.ferroli.it...

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