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Summary of Contents for Ferroli KSR
- Page 1 AIR - WATER HEAT PUMPS FOR SPLITTED 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.
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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 air-water heat pumps satisfies the heating, cooling The refrigerant circuit, contained in an extractable box to simplify and domestic hot water production requirements of residential the maintenance operations, is equipped with rotary compres- plants of small and medium size. -
Page 6: Description Of Components
GENERAL FEATURES Description of components Indoor unit structure . Basement, lateral panels and frontal hermetic filter dryer (5) to restrain impurity and moisture panel, are completely thermally and acoustically insulated in residuals that could be present in the circuit, high and low order to minimize thermal losses and noise emissions in the pressure switches in order to assure the compressor to operate 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 : room temperature control according to the outdoor temperature (climatic control) domestic hot water production (management of 3 way valve,... -
Page 8: Options
GENERAL FEATURES Options Allow to divert the hot water produced by the heat pump from the heating circuit 3 way valve to the domestic hot water circuit. The hot water is diverted by the three way valve on an internal heat exchanger. 3 way valve with Domestic hot water An internal pump assures a correct domestic hot water flow through the other... - 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...
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Page 10: Accessories
GENERAL FEATURES Accessories Rubber vibration dampers Allow to reduce the transmission to the unit support plane of the mechanical vibrations generated by the compressor (for indoor unit) and by the pumps in their normal operating mode. Rubber vibration dampers Allow to reduce the transmission to the unit support plane of the mechanical vibrations generated by the fans in (for outdoor unit) their normal operating mode. -
Page 11: Technical Data And Performances
TECHNICAL DATA AND PERFORMANCES Technical data Frame 3 .1 4 .1 5 .1 7 .1 9 .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 Acoustic Setting Up (Ab) - Radiant Plants
TECHNICAL DATA AND PERFORMANCES NOMINAL performances - Base acoustic setting up (AB) - Radiant plants Frame 3 .1 4 .1 5 .1 7 .1 9 .1 Model U.M. Power supply 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50... -
Page 13: Nominal Performances - Low Noise Acoustic Setting Up (As) - Radiant Plants
TECHNICAL DATA AND PERFORMANCES NOMINAL performances - Low noise acoustic setting up (AS) - Radiant plants Frame 3 .1 4 .1 5 .1 7 .1 9 .1 Model U.M. Power supply 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50 230 - 1 - 50... -
Page 14: Heating Performances
TECHNICAL DATA AND PERFORMANCES HEATING performances Heating capacity 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 condition is : A7W35 source : air in 7°C d.b. -
Page 15: Cooling Performances
TECHNICAL DATA AND PERFORMANCES COOLING performances Cooling capacity 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 condition is : A35W7 source : air in 35°C d.b. -
Page 16: Plant Side Hydraulic Performances
TECHNICAL DATA AND PERFORMANCES Plant side hydraulic performances Available static head - unit without options Flow rate [ l/h ] Perdite di carico aggiuntive A = unit with option “Domestic hot water production” : “3 way valve” B = unit with option “Integrative electrical heaters” Flow rate [ l/h ] The graphs are referred to units operating with water at the temperature of 10°C (density 1000 kg/m... -
Page 17: Domestic Hot Water Side Hydraulic Performances
TECHNICAL DATA AND PERFORMANCES Domestic hot water side hydraulic performances Available static head A = unit with option “Domestic hot water production” : “3 way valve” B = unit with option “Domestic hot water production” : “3 way valve with primary heat exchanger” 11.1 Flow rate [ l/h ] The graphs are referred to units operating with water at the temperature of 10°C (density 1000 kg/m... -
Page 18: Operating Limits
TECHNICAL DATA AND PERFORMANCES Operating limits I grafici sotto riportati indicano il campo di funzionamento entro cui è garantito il corretto funzionamento dell’unità. HEATING Inlet air temperature d.b. [°C] COOLING Inlet air temperature d.b. [°C] Temperature difference between unit inlet and outlet Plant side DT max Maximum value... -
Page 19: Electrical Data
TECHNICAL DATA AND PERFORMANCES Electrical data Frame 3 .1 4 .1 5 .1 7 .1 9 .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 20: Noise Levels
TECHNICAL DATA AND PERFORMANCES Noise levels Indoor unit Sound pressure Sound power levels [dB] Sound power Model by octave bands [Hz] level at 1 meter at 5 meters at 10 meters 1000 2000 4000 8000 [dB] [dB(A)] [dB(A)] [dB(A)] [dB(A)] 3 .1 73,2 63,3... -
Page 21: Weights
TECHNICAL DATA AND PERFORMANCES Weights Frame 3 .1 4 .1 5 .1 7 .1 9 .1 Model U.M. Components weights Indoor unit without options 3 way valve Domestic 3 way valve with primary heat hot water exchanger production 3 way valve with secondary heat exchanger Plant buffer tank connections Integrative electrical heaters... -
Page 22: Overall Dimensions
TECHNICAL DATA AND PERFORMANCES Overall dimensions Plant return 1” M 3.1 - 4.1 - 5.1 7.1 - 9.1 Plant flow 1” M 903 mm 1153 mm Domestic hot water return 1” M 852 mm 852 mm Domestic hot water flow 1”... -
Page 23: Connections
CONNECTIONS Hydraulic connections To design properly the hydraulic system respect the local safety Expansion vessel setting regulations in force. The precharge pressure of the expansion vessel must be It is always necessary to guarantee an appropriate water flow adequate to the total volume of the hydraulic circuit at which the through the plate heat exchanger of the unit even if is installed, unit is connected. -
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: Refrigerant Connections
CONNECTIONS Fig.1 Refrigerant connections REFRIGERANT PIPES Route the refrigerant pipes between indoor and outdoor unit with as few bends as possible. In order to avoid to squash the bends, realize all the bends with a proper pipe bender respecting a minimum bending radius not lower than 3,5 times the outer diameter of the tube (Fig. - Page 26 CONNECTIONS PIPES CONNECTION In order to connect the refrigerant pipes comply with the following indications. • Make sure there are not dust or other impurities in the connection zone. • Match the flare pipe edge with the connections placed on the indoor and the outdoor units making sure that of the perfect alignment between the connection surface and the flsred surface.
- Page 27 CONNECTIONS HOW TO COMPLETE THE INSTALLATION • Using an Allen wrench, fully open the cocks (1-Fig.2) by turning them in an anti-clockwise direction until the stop point is reached. Do not force any further or the retention valves could be damaged. •...
- Page 28 CONNECTIONS PRECAUTIONS TO BE TAKEN the units working with R410A refrigerant require particular attention during the installation and maintenance operations in order to preserve them from possible failures connected with the features of this refrigerant. The following precautions are therefore recommended! •...
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Page 29: 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 30: 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 31: 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 by the heat pump. The simpler configuration consists of unit controller (A), outdoor air temperature sensor (B) and user interface (C). -
Page 32: 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 33 CONTROL SYSTEM Configuration 3 Configuration 5 Zone 1 : management through remote control Zone 1 : management through user interface Zone 2 : not present Zone 2 : management through remote control or thermostat Zone 1 Zone 1 Zone 2 HC1/CC1 HC1/CC1 Remote...
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Page 34: 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 min. - Page 35 CONTROL SYSTEM OUTDOOR AIR SENSOR The device must be installed outside the building. The sensor is connected to the controller of the unit or to the wireless adaptor through a two wire cable ( the wires are interchangeable ). WIRELESS ADAPTOR FOR OUTDOOR TEMPERATURE SENSOR Button The device must be installed inside the building.
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Page 36: 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 37: Control System Using
CONTROL SYSTEM Control system using 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 38 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 Change batteries Holiday function active Reference to heating circuit REMOTE THERMOSTAT DISPLAY Alarm messages Maintenance messages Info level...
- Page 39 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...
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Page 40: 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 41 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...
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Page 42: Remote Thermostat Programming
CONTROL SYSTEM Remote thermostat programming The configuration parameters of the remote ther- Parametro Funzione mostat must be set on the device itself. A long press (longer than 3 seconds) on the OC- Remote thermostat use ru = 1 management heating circuit 1 CUPANCY button allows to enter the Programming ru = 3 management heating circuit P... - Page 43 CONTROL SYSTEM Holidays setting It is possible to set a holidays period for the heating circuit 1 and for the heating circuit P. For each period it is possible to specify the start and the end date and the set point to be adopted during the holidays period. Operating mode selection for heating and cooling circuits Heating circuit 1 : through the Heating button...
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Page 44: 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 45: 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 46: 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 47: 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 48: Maintenance
MAINTENANCE Maintenance IMPORTANT. MAKE SURE THE UNIT IS NOT ELECTRICALLY POWERED BEFORE CARRYING OUT ANY CLEANING OR MAIN- TENANCE OPERATION. ALL ORDINARY AND EXTRAORDINARY MAINTENANCE OPERATIONS MUST BE CARRIED OUT BY SPECIALIZED AND AUTHORIZED PERSONNEL, IN ORDER TO ENSURE COMPLIANCE WITH THE CURRENT SAFETY REGU- LATIONS. -
Page 49: 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 50 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 51 NOTE...
- Page 52 Ferroli spa ¬ 37047 San Bonifacio (Verona) Italy ¬ Via Ritonda 78/A tel. +39.045.6139411 ¬ fax +39.045.6100933 ¬ www.ferroli.it...