GENErAl P ictogramsrelatingtofigures 1 The numbers indicate the individual components. A The capital letters indicate component assemblies. The white numbers in black marks indicate a series of actions to be carried out in sequence. The black letter in white identifies an image when there are several images in the same figure.
CONfIGUrATIONS AND CODES Description Indoor unit The indoor unit is the STØNE range, C1 version, are designed for outdoor built-in wall installation and work in combination with the STØNE Split outdoor units. The units are provided with a 170 litre domestic hot water cyl- inder, solar coil, hydraulic unit complete with diverter valve for domestic hot water, 8 litre expansion vessel, safety valves and circulation pump.
CONfIGUrATIONS AND CODES Coding A key is used to correctly identify the specific properties and functions of the various models for classification purposes. STØNE C1 5 M V A vista con mandata verticale. Unità esterna Tipologia di installazione V = a vista con mandata verticale A vista con mandata H = a vista mandata orizzontale orizzontale.
INDOOr UNIT Indoor unit features Metal casing Hydraulic unit Formwork for built-in wall installation to be assembled on site, made of zinc-magnesium sheet metal to provide excellent me- Hydraulic unit consisting of: chanical properties and long-lasting corrosion resistance com- • Expansion vessel 5 L plete with doors for access to internal components.
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INDOOr UNIT External components The built-in cabinet kit is supplied separately. Anchor bolts Internal components Built-in cabinet (mandatory) Doors...
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INDOOr UNIT Internal components Hydronic unit composition Hydronic module Expansion vessel 3 L Hydraulic unit 3-way valve + servomotor Domestic hot water storage Condensate drip tray Pipe N600146B Mixing module Anti-falling bracket for domestic hot water tank Upper mixer tank pipe Pipe N600450A Pipe N600147B Pipe N600451A...
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INDOOr UNIT Hydronic module internal components Air vent valve Expansion vessel 6 L Safety valve Electrical panel PP1 primary circulation pump Display Water return Liquid line connection 3/8 Differential pressure switch Plate heat exchanger Collector Heating element...
INDOOr UNIT Accessory Accessory description Combinable products Code Network controls Butler BUTLER: codes, accessories and price list in relevant section Pre-installation accessories frAMEWOrK Casing complete with template for hydraulic connections and closing L01056II doors Configurationaccessories Heater kit Heating elements maximum 6 kW (3 steps of 2 kW). Limitation to 4 kW for GB0684II (1) single-phase heat pumps Accessories supplied separately�...
INDOOr UNIT Installation site The location of the appliance must be determined by the plant engineer or a competent person and must take into account both purely technical requirements and any national/local leg- islation in force. The appliance is intended for outdoor installation. Warnings Avoid installing the unit near: •...
INDOOr UNIT Installation minimum distances The clearance zones for the installation and maintenance of the Make sure that there is sufficient space to allow the panels to appliance are shown in the figure. Established spaces are neces- be removed for routine and supplementary maintenance oper- sary to allow for normal cleaning and maintenance.
INDOOr UNIT Positioning Before installation, check that: • the wall supports the weight of the appliance • the section of floor or wall does not concern piping or elec- trical lines • the functionality of load-bearing elements is not compro- mised The built-in cabinet kit is supplied separately for installation dur- ing masonry work.
INDOOr UNIT Hydraulic connections Heat pumps require plants that guarantee a constant flow of flu- and with sufficient volumes to avoid imbalances in the refrigera- id to the appliance, within the minimum and maximum values tion circuits and to guarantee the correct level of comfort. System water content A minimum volume of water in the primary circuit of the plant •...
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INDOOr UNIT Position and dimensions Hydraulic connection bracket Solar kit pipe entry slot Pre-cutting for hydraulic connections on the right side Pre-cutting for hydraulic connections from below Mixed system return Mixed system outlet Domestic hot water outlet Domestic hot water inlet Direct system delivery Direct system return 84,1...
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INDOOr UNIT Models m.u. Hydraulic connections Boiler flow “ GAS Boiler return “ GAS Domestic hot water “ GAS Hot water feed “ GAS High temperature utilities flow “ GAS High temperature utilities return “ GAS Solar flow Solar return Plant delivery “...
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INDOOr UNIT Basic hydraulic scheme Domestic hot water consumers Automatic relief valve Stainless steel coil System utilities 3-bar safety valve 7-bar safety valve Secondary separator kit (optional) 8 litre system expansion vessel Thermostatic mixing valve Secondary circuit pump kit for direct delivery Filling assembly Solar filling cock PP5 (optional)
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INDOOr UNIT Connection diagram Indoor unit Dirt separator Automatic plant filling assembly Shut-off valves Safety valve Coil vent The outlet of the installed safety valve must be connected to To avoid air pockets inside the circuit, place automatic or man- a suitable collection and evacuation system to prevent any wa- ual venting devices at all points (higher piping, siphons, etc.) ter spillage from coming into contact with the electrical parts of...
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INDOOr UNIT Plant water reference values The quality of the water used must comply with the require- ments set out in the following table; otherwise, a treatment sys- tem must be provided. Well or groundwater not coming from an aqueduct should al- ways be carefully analysed and, if necessary, conditioned with appropriate treatment systems.
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INDOOr UNIT PP1 primary circulation pump graphs Model 5 - 7 H (kPa) 1.000 1.500 Q (L/h) Available pressure Curves refer to fixed maximum speed Water flow rate Model 9 - 11 - 13 - 15 H (kPa) 1.000 1.250 1.500 1.750 2.000...
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INDOOr UNIT PP1 primary circulation pump Settings Pump model 2 The appliance uses a high-efficiency wet circulation pump, suit- able for all heating and air-conditioning plants. Selection button On the front of the pump body there is a regulator for select op- erating mode at fixed or variable speed: Top fixed speed mode must be used for the primary pump unless indicated otherwise.
INDOOr UNIT refrigeration connections Position and dimensions Refrigeration connections Liquid line connection Gas line connection For refrigeration connections, refer to chapter "Refrigeration connections" 53 of the outdoor unit. N420677A - Rev.01 - 09/2022...
INDOOr UNIT Electric connections The appliance leaves the factory fully wired and only needs to be connected to the power supply, external unit and any acces- sories. Power supply line dimensions It must be possible to disconnect the power supply line from the the plant and the request of the contractual capacity (excluding rest of the electrical network of the building using an omnipolar loads due to the normal operation of the building).
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INDOOr UNIT Three-phase power supply Connection Stage 1 Stage 2 Stage 3 Power draw 2,00 4,00 6,00 Current draw 8,70 8,70 8,70 11-M 11-T 13-M 13-T 15-M 15-T Models m.u. Electrical data Protection tripping current with electrical heating elements Minimum wire cross-section area with mm²...
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INDOOr UNIT Power connection terminal blocks Nout Lout PEout 230V AC OUTDOOR UNIT 230V AC Unit power supply Disconnect switch (not supplied) OUTDOOR UNIT External unit connection Nout Rout Sout Tout PEout 400V AC OUTDOOR UNIT 400V AC Unit power supply Disconnect switch (not supplied) OUTDOOR UNIT External unit connection...
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INDOOr UNIT Auxiliary contact connection terminal block 1 2 3 4 5 6 7 8 9 10 11 12 13 14 H L 15 16 MARRONE/BROWN OUTDOOR BLU/BLUE UNIT Auxiliary generator H+ L- Serial connection for communication with the outdoor unit (CAN Bus) Backup heat generator Probes Digital inputs...
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INDOOr UNIT • Operation must be activated by parameter PF5 (see Control Panel manual). 7 - 8: TA consent from room thermostat or general volt- age-free contact • Closed contact: the unit is switched on for heating or cooling the plant water. •...
INDOOr UNIT C onfigurationaccessories Heater kit Heating element kit Heaters maximum 6 KW (3 steps of 2 kW). Limitation to 2 kW for single phase heat pumps. Electric connections The accessory is supplied installed and tested at the factory. No electrical connections are required.
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INDOOr UNIT hydraulic separator kit B uffervesselkit Hydraulic separator Buffer tank Breather valve Pipe connection N600160B Pipe connection N600157B Pipe connection N600157B Pipe connection N600160B Pipe N600443A Pipe N600150B Pipe N600150B Pipe N600443A Pipe N600444A Probe sump 3/4” brass cap Drain valve Set of rubber flat gaskets Probe sump...
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INDOOr UNIT Pump model 1 Circulation pumps optional kits Some optional kits require the use of circulation pumps. The control electronics allow selection of constant or variable head operating modes to allow automatic adaptation of performance to changing operating conditions of the hydraulic system. H min On the front of the pump body there is a regulator for selecting the following operating modes:...
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INDOOr UNIT Pump model 2 Variable pressure mode In this mode, the electronic system varies the head developed by the pump between the set value and half of the same as the water flow rate varies. This mode is particularly suitable for plants with constant pressure drop and 3-way valves.
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INDOOr UNIT Digital regulator kit Digital regulator kit for secondary circuit pump and mixing valve kit. Electric connections Electrical panel aboard unit N576023A Digital regulator kit Terminal block XP2 Cable clips...
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INDOOr UNIT Wiring diagram for terminals N576023A XP2 terminal block Solar pump N576024A Digital regulator kit (Connections by installer) Compensation probe N576023A Terminal block Regulation probe Direct delivery pump Contact normally open Mixer delivery pump Contact normally closed N576024A 2 3 4 5 6 7 8 9 10 11 12 LINK BUS RS 485 DIGITAL INTPUT...
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INDOOr UNIT Solar heating kit The solar kit arrives unassembled, to be assembled during installation� GB1063II - Solar system unit: pump, safety valve, charging unit Pipe N600457A Pressure gauge Solar circuit charging unit Solar pump group Pipe N600456B Pipe N600454A Pipe N600452B Pipe N600455A...
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INDOOr UNIT Standard supply Solar kit assembled Pipe N600452B Solar kit components Solar pump group Pipe N600455A Pipe N600454A Pipe N600457A Pressure gauge Solar circuit charging unit Drain cock Pipe N600456B Safety valve Solar pump PSO On the front part of the pump body there is a regulator that allows to select the head according to the actual solar system requirement.
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INDOOr UNIT Selection button S olarcircuitPSOpumpflowrate/headgraphPSO H (m) Hst (kPa) 4300 /min 3400 /min 2390 /min /min Q (m³/ h)
OUTDOOr UNIT Outdoor unit features Structure Electrical panel Supporting structure made of zinc-magnesium sheet providing excellent mechanical characteristics and long-lasting corrosion • terminal block for wiring resistance. External zinc-magnesium sheet metal panelling, RAL • PCB 9003 painted, coated on the inside with heat-insulating and •...
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OUTDOOr UNIT External components STØNE-V exposed with vertical delivery Cosmetic side panel Cosmetic front panel Fan screen (supplied unassembled) Air outlet grilles Wall mounting bracket STØNE-H exposed with horizontal delivery Cosmetic side panel Lower front cosmetic panel Fan screen (supplied unassembled) Frontal air outlet grille...
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OUTDOOr UNIT STØNE-IN built-in Built-in unit Fan screen Cosmetic kit accessory Accessory Frontal air outlet grille Formwork (kit to be assembled on-site) Lower front cosmetic panel N420677A - Rev.01 - 09/2022...
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OUTDOOr UNIT Internal components Gas fitting Liquid fitting Charging valve Separator Inverter driven rotary compressor Silencer muffler Pressure transducer Electrical panel Single suction fan Valve reversing cycle External air heat exchanger Suction separator Liquid receiver...
OUTDOOr UNIT Accessory Accessory description Combinable products Code Accessories supplied separately� Metal casing L01070II L01071II Outdoor unit formwork for “IN” built-in and “PI” semi-built-in version installation L01072II Aesthetic front panel LC1100II LC1101II Outdoor unit cover panel for “IN” built-in version installation LC1102II LC1103II LC1104II...
OUTDOOr UNIT Installation site The location of the appliance must be determined by the plant both purely technical requirements and any national/local leg- engineer or a competent person and must take into account islation in force. The appliance is intended for outdoor installation. Installation mode Depending on the version, the expected installation methods •...
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OUTDOOr UNIT • ensure safe working conditions around the area by con- trolling flammable material N420677A - Rev.01 - 09/2022...
OUTDOOr UNIT Installation minimum distances The clearance zones for the installation and maintenance of the Make sure that there is sufficient space to allow the panels to appliance are shown in the figure. Established spaces are nec- be removed for routine and supplementary maintenance oper- essary to avoid barriers to airflow and allow for normal cleaning ations.
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OUTDOOr UNIT STØNE-H exposed with horizontal delivery 30° STØNE-IN built-in 30° N420677A - Rev.01 - 09/2022...
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OUTDOOr UNIT Multiple installation Each unit must be fixed independently to the supporting wall. Do not stack the units on top of each other. 900 mm Models 05 to 07: 1000, Models 09 to 15: 1500 mm 50 mm...
OUTDOOr UNIT Positioning STØNE-V exposed with vertical delivery and STØNE-H exposed with horizontal delivery Exposed units can be positioned on the floor or wall floor positioning Before installation, check that: The unit must be fixed to the ground and is supplied with the •...
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OUTDOOr UNIT Wall mounting Before installation, check that: • the wall supports the weight of the appliance • the section of floor or wall does not concern piping or elec- trical lines • the functionality of load-bearing elements is not compro- mised The device contains moving parts that can transmit vibrations to the supporting structure.
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OUTDOOr UNIT Removal of ground fixing brackets Air flow indication Connection entry Bracket attachment Fixing Holes for bracket fixing STØNE-IN built-in The following accessories are required to place the unit in the • the functionality of load-bearing elements is not compro- built-in position: mised •...
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OUTDOOr UNIT Air flow indication Laying sequence Connection entry Recessed formwork with fixing anchor bolts Inserting the unit into the mold Unit installation in formwork Appliance fixing Connection entry Anchor bolts for fixing...
OUTDOOr UNIT refrigeration connections The length of the connecting pipes must be kept to a minimum. Compliance with national legislation for the gas in use is man- Connecting pipes must be protected from physical damage and datory. must not be installed in an unventilated space if this space is The refrigerant fittings must be accessible for maintenance pur- smaller than that shown in the Minimum Floor Area table.
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OUTDOOr UNIT Exposed versions Built-in version Refrigeration connections Connection entry Pre-cut lines Liquid line connection Gas line connection Outdoor unit Indoor unit There is no need for siphons on the refrigeration lines because the compressors of the units are equipped with oil separators.
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OUTDOOr UNIT Additional refrigerant charge The units are supplied with a charge of refrigerant gas sufficient Additional refrigerant charge is required if the length is exceed- for a predefined length of pipe connection. The default values are indicated in the table below: Description m�u�...
OUTDOOr UNIT Electric connections Connection terminal blocks Single-phase unit terminal block H+ L- serial connection with indoor unit 230V AC Electric power supply from internal unit PE N 230V AC Three-phase unit terminal block H+ L- serial connection with indoor unit 400V AC Electric power supply from internal unit...
ADjUSTMENT INTErfACE chine status, the main temperatures, the alarms and the main The Control Panel regulates and coordinates all the main func- operating mode selection. tions of the appliance. The device can be used to view the ma- Display Statuses and active alarms on display. function area Unit in stand-by mode Cooling function on...
ADjUSTMENT INTErfACE Keys functions This can be used to switch the unit on or off This can be used to select the operating mode (Cooling or Heating) This can be used to activate the Silent low-noise function This can be used to activate the rapid heating of the plant water This can be used to modify the selected parameter.
ADjUSTMENT INTErfACE function setting The unit is designed to provide: • water to plant for heating or cooling the rooms • domestic hot water If necessary, it is possible to support the heat output generated by the appliance with auxiliary heating systems (backup), which may be: •...
ADjUSTMENT INTErfACE Basic diagrams Schematic diagram with hydraulic separator and secondary pump Domestic hot water consumers Automatic relief valve Stainless steel coil System utilities 3-bar safety valve 7-bar safety valve Secondary separator kit (optional) 8 litre system expansion vessel Thermostatic mixing valve Secondary circuit pump kit for direct delivery Filling assembly Solar filling cock...
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ADjUSTMENT INTErfACE Water temperature control Setting of the control on PT1 probe to be placed on the hydraulic separator PP1 primary circulation pump The primary pump is set for continuous operation with TA on call. Continuous operation may be disabled so that the pump stops when the set-point is reached for this type of plant.
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ADjUSTMENT INTErfACE Schematic diagram with direct delivery and inertia tank on the return side Domestic hot water consumers 8 litre system expansion vessel 7-bar safety valve System utilities Filling assembly Thermostatic mixing valve Inertial storage tank kit 30 L for system Net filter Solar filling cock (optional)
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ADjUSTMENT INTErfACE Water temperature control Setting of the control on PT1 probe to be placed in the inertial tank. PP1 primary circulation pump The primary pump is set for continuous operation with TA on call. The default setting must be left for this type of plant. N420677A - Rev.01 - 09/2022...
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ADjUSTMENT INTErfACE Principle diagram with direct delivery and inertia tank on the delivery side Domestic hot water consumers 8 litre system expansion vessel 7-bar safety valve System utilities Filling assembly Thermostatic mixing valve Inertial storage tank kit 30 L for system Net filter Solar filling cock (optional)
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ADjUSTMENT INTErfACE Water temperature control PP1 primary circulation pump Setting of the control on PT1 probe to be placed in the inertial The primary pump is set for continuous operation with TA on tank. call. P lantcooling/heatingfunctionenablingfromTA The connection and activation of an external consents (TA) is es- •...
ADjUSTMENT INTErfACE regulation logics Heating logic Frequency Plant water temperature Adaptive control logic PF21 + hh PT1 o PT5 o PT6 Min and max depend on the logic corresponding to the active mode (heating) and the configuration of the unit. PT1, 5, 6: Plant temperature probe.
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ADjUSTMENT INTErfACE Cooling logic Frequency Plant water temperature Adaptive control logic PF22 + h PT1 o PT5 o PT6 Min and max depend on the logic corresponding to the ac- tive mode (cooling) and the configuration of the unit. PT1, 5, 6: Plant temperature probe. This depends on the setting of "PF8"...
ADjUSTMENT INTErfACE Domestic hot water management Schematic diagram with sanitary hot water storage and heating generator Domestic hot water consumers Automatic relief valve Stainless steel coil System utilities 3-bar safety valve 7-bar safety valve Secondary separator kit (optional) 8 litre system expansion vessel Thermostatic mixing valve Secondary circuit pump kit for direct delivery Filling assembly...
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ADjUSTMENT INTErfACE Enable domestic hot water production The domestic hot water function must be enabled by default. Domestic hot water logic Compressor frequency Domestic hot water storage temperature PF24 - 2*PF25 PF24 - PF25 PF24 Min and max depend on the logic corresponding to the active mode (domestic hot water production) and the configuration of the unit.
ADjUSTMENT INTErfACE Auxiliary heater management (heating element or support heat generator) The indoor unit is predisposed for the insertion of an auxiliary • the electrical heating element can operate either in coopera- heater to support the heat pump. tion with the heat pump or switching with heat pump circu- There are no attachments for connecting a heat generator.
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ADjUSTMENT INTErfACE Outdoor air temperature Auxiliary heater Time Heat pump PF58+PF59 PF58 Pf51 Pf57 Activation methods Type of operation Heat pump + Heating element In collaboration with Heat pump or Heating element or Boiler Switching Only heat pump "Pf58": sets the threshold value "Pf59": sets the hysteresis value Setpoint timeout When the heat pump fails to reach the setpoint within a given...
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ADjUSTMENT INTErfACE Water high-temperature request The intervention of the auxiliary generator can be enabled when the required water temperature exceeds the maximum value that can be reached by the heat pump: Plant Water Pf52 Operating methods Type Heat pump or Heating element or Boiler Switching "Pf54": sets the plant water threshold value "Pf55": sets the plant water hysteresis...
ADjUSTMENT INTErfACE Dynamic set adjustment The dynamic set function allows the creation of compensation algorithms based on the settable parameters according to the operating mode. function enabling The dynamic set adjustment must be enabled by parameter "PF9". Cooling mode settings System water temperature setpoint Outdoor air temperature PF36...
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ADjUSTMENT INTErfACE Heating mode settings System water temperature setpoint Outdoor air temperature PF40 PF41 PF39 PF38 Settable parameters: "Pf38":dynamic set maximum temperature "Pf39": dynamic set minimum temperature "Pf40": dynamic set water maximum water temperature "Pf41": dynamic set water minimum water temperature Check carefully how the parameter setting affects the plant wa- ter flow temperature.
ADjUSTMENT INTErfACE Anti-legionella The unit is supplied with a domestic hot water tank and the An- ti-legionella function must be activated. The anti-legionella function is only possible with the electric heater kit. function enabling The anti-legionella function must be enabled by parameter "PF67"...
GENErAl TECHNICAl DATA 05-M 07-M 09-M 11-M 11-T 13-M 13-T 15-M 15-T Models m.u. Heating performances (A 7 °C BS; W 35 °C) Maximum heat output 7,54 10,75 11,45 13,53 13,53 15,20 15,20 19,05 19,05 Nominal heat power 5,51 7,46 9,12 10,63 10,63...
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GENErAl TECHNICAl DATA 05-M 07-M 09-M 11-M 11-T 13-M 13-T 15-M 15-T Models m.u. High temperature utilities flow “ GAS High temperature utilities return “ GAS Solar flow Solar return Plant return “ GAS Plant delivery “ GAS Hydraulic data Safety valve calibration Electrical data Power Supply...
OPErATING lIMITS Domestic hot water External air temperature (°C) –20 –25 Sanitary hot water tank temperature (°C) PDC off. Integration by electrical Heating be means of heaters or boilers electrical heaters, boiler or solar integration The areas represented by the graph marked by backup heater are simplified.
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OPErATING lIMITS Cooling External air temperature (°C) Water temperature system supply (°C) The area represented by the graph is simplified. It may be more advantageous depending of outdoor and working conditions. Heating External air temperature (°C) –20 –25 Water temperature system supply (°C) Integration by electrical heaters or boilers...
PeRfORMAnCedATAACCORdingTOUnien14825 e nergyefficiencydata Average climate - low temperature 35 °C Generator energy class A+++ A+++ A+++ A+++ A+++ A+++ ηs SCOP 4,55 4,22 4,52 4,25 4,25 4,68 4,68 4,53 4,53 Seasonal Efficiency according to EN 14825 and Energy Efficiency Class according to European Commission Regulation 811/2013 and 813/2013, Climate Average, Low Temperature 30/35 °C ηs: Percentage efficiency (%)
DATA fOr TAx DEDUCTIONS Data for Ecobonus, Superbonus 110%, Thermal account Outdoor unit Thermal power Tradename Model Inverter presence identificationcode [kWt] STØNE M1 5 M (V, H, air/water SM1D05(V,H,I,P)C3II 5,51 4,74 4,33 IN, PI) STØNE M1 7M (V, H, air/water SM1D07(V,H,I,P)C3II 7,46 4,43...
DIMENSIONS Outdoor unit STØNE-V exposed with vertical delivery Model 5 - 7 Connection entry pre-cut lines Refrigeration connections Electric connections...
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