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COSMOGAS AGUADENS Series Instructions For Installation, Use And Maintenance Manual

Gas wall-mounted condensing boiler
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GAS WALL-MOUNTED
CONDENSING BOILER
INSTALLATION, USE
AND MAINTENANCE
MANUAL
AGUADENS
62403581 - R01 09-03-2020_UK

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  • Page 1 INSTALLATION, USE AND MAINTENANCE MANUAL AGUADENS GAS WALL-MOUNTED CONDENSING BOILER 62403581 - R01 09-03-2020_UK...

  • Page 2: Table Of Contents

    6.5 - Ignition ..................................45 6.6 - Controlling the supply gas pressure and any adjustments ..................45 6.7 - Controlling the level of CO2 and any adjustments ....................46 6.8 - Automatic learning and calibration of minimum and maximum power ..............47 COSMOGAS AGUADENS...
  • Page 3 8.15 - Checking the ionisation current ..........................73 8.16 - Water temperature measurement sensors ......................73 8.17 - Wiring diagram ..............................74 9 - TECHNICAL DATA ............................76 10 - COMMAND MENU DIAGRAM ........................78 11 - UE DECLARATION OF COMPLIANCE ......................79 12 - PRODUCT FICHE ............................80 COSMOGAS AGUADENS...

  • Page 4: General Safety Warnings

    3.- Do not switch on any electric device, including a telephone; and/or installer. 4.- From another room, immediately call a professionally  Any options or kits added later must be original Cosmogas qualified technician or the gas supply company. Call the products. Fire Service if the former are not available.

  • Page 5: National Laws And Regulations

    - Gas safety (Installation and Use) Regulations current issue. - BS 6700 - Design, installation, testing and maintenance of services supplying water for domestic use within buildings and their cartilages - Specification. - UK Health and safety at work Act. COSMOGAS AGUADENS...

  • Page 6: General Information

    2.1 - Presentation Congratulations! You have purchased one of the best products on the market. Each individual part is proudly designed, manufactured, tested and assembled within the COSMOGAS facilities, thus guaranteeing the best quality control. 2.2 - Overview of models AGUADENS XX 16 = Boiler with maximum heat input of 25.5 kW...

  • Page 7: Manufacturer

    2 - GENERAL INFORMATION 2.4 - Manufacturer COSMOGAS srl Via L. da Vinci 16 47014 - Meldola (FC) Italy Tel. (+39) 0543 498383 Fax. (+39) 0543 498393 www.cosmogas.com info@cosmogas.com 2.5 - Meaning of symbols used 2.7 - Disposal WARNING! Danger of electric shocks. If these warnings are not heeded it can jeopardise correct operation of the boiler or cause serious injury or damage to people, animals or things.

  • Page 8: Main Components

    28 - Safety valve 12 - ---------- 29 - Display 13 - ---------- 30 - Control panel 14 - Pump 31 - ---------- 15 - Detection electrode 16 - Support brackets Figure 3-1 - Internal components of AGUADENS 16 and 22 COSMOGAS AGUADENS...
  • Page 9 38 - Burner 39 - Air/gas mixing group 40 - Condensate drain siphon 41 - Safety valve drain pipe 42 - ---------- 43 - Condensate collection tank 44 - ---------- Figure 3-2 - Internal components of AGUADENS 16 and 22 COSMOGAS AGUADENS...
  • Page 10 27 - Front casing 12 - ---------- 28 - Safety valve 13 - ---------- 29 - Display 14 - Pump 30 - Control panel 15 - Detection electrode 31 - ---------- Figure 3-3 - Internal components of AGUADENS 37 COSMOGAS AGUADENS...
  • Page 11 39 - Air/gas mixing group 40 - Condensate drain siphon 41 - Safety valve drain pipe 42 - ---------- 43 - Condensate collection tank 44 - ---------- 45 - Flue gas temperature fuse Figure 3-4 - Internal components of AGUADENS 37 COSMOGAS AGUADENS...

  • Page 12: Operation

    31 = Primary heat exchanger temperature fuse Figure 4-1 – AGUADENS Hydraulic layout Figure 4-2 key – Distances “A” and “B” must be assessed during installation so that rain does not reach the appliance directly. Figure 4-2 – Example of a partially protected place COSMOGAS AGUADENS...

  • Page 13: Operation And Intended Use Of The Appliance

    Key for Figure 4-3 A = Aguadens 16 B = Aguadens 22 C = Aguadens 37 Water flow rate (l/min) Figure 4-3 – Domestic hot water head losses curve COSMOGAS AGUADENS...

  • Page 14: Examples Of Installation

    Figure 4-5 - Example of system with recirculation and external pump (see Section 5.12) TIMER Figure 4-7 - Example of system with storage tank Figure 4-6 - Example of system with recirculation (Section 5.14) and internal pump (see Section 5.13) COSMOGAS AGUADENS...
  • Page 15 Figure 4-8 - Example of system with solar panels and storage tank (Section 5.14) Figure 4-9 - Example of system with solar panel Figure 4-10 - Example of incorrect installation with natural circulation (maximum temperature of the hot water heater water is 85°C). COSMOGAS AGUADENS...

  • Page 16: Installation

    WARNING! Install a filter with mesh no wider 6 - Support attachments than 0.5 mm² in the domestic cold water inlet. 7 - Ø20 condensate drain Figure 5-2 – Dimensions and attachments centre- to-centre distances. Models 16 and 22 COSMOGAS AGUADENS...

  • Page 17: Gas

    Use Figures 5-2 and 5-3 to check the position of the appliance gas fitting. The cross-sections of the pipes in the gas supply system must always guarantee a gas supply that is sufficient to cover the maximum demand. Figure 5-4 – Support plugs COSMOGAS AGUADENS...

  • Page 18: Condensate Drain

    The anti-odour siphon “G” in Figure 5-8 is provided on request. WARNING! If the safety valve is not connected to the drain, whenever the valve intervenes, it could cause damage to persons, animals or objects. 020002.01.017 Figure 5-5 – Condensate drain pipe COSMOGAS AGUADENS...

  • Page 19: Hydraulic And Gas Connections, And Mounting Of The Lower Cover

    Figure 5-7 – Water and gas connections AGUADENS 37 (Cocks not provided) min10 mm max 30 mm 020002.01.028 Figure 5-9 - Example of typical full installation Figure 5-8 - F = Condensate drain pipe G = anti-odour syphon (on request) COSMOGAS AGUADENS...

  • Page 20: Electrical Connections: Details

    L1 = Boiler power supply line N = Boiler power supply neutral EARTH SYMBOL = Earth contacts 020003.01.009 21 20 19 18 17 16 15 14 13 12 11 10 9 8 0-10 Slave 020002.01.010 Figure 5-10 – Electrical connections COSMOGAS AGUADENS...

  • Page 21: Connecting Power Supply Cable

    The alarm contact closes whenever the appliance shows an error or locks. To enable the alarm output, connect the cables to the “MF” 2156 terminals and set parameter WARNING! The alarm output is 230V and can supply a maximum load of 0,5A. COSMOGAS AGUADENS...

  • Page 22: Recirculation With External Pump

    Key for Figure 5-11 A = Aguadens 16 and 22 B = Aguadens 37 Water flow rate (l/hr) Figure 5-11 - Residual head of recirculation circuit with internal pump curve COSMOGAS AGUADENS...

  • Page 23: Connection Of Hot Water Heater To Storage Tank

    13 Check valve 14 Recirculation pump (where present) 15 Expansion tank * The recirculation line is not compulsory. Figure 5-12 – Hydraulic connection to storage tank COSMOGAS AGUADENS...

  • Page 24: Cascade Appliances Connection

    “Manager” display (See Section 7.8). (logical address of the communication bus); 4184 = value corresponding to the total number of 4147 devices installed in the cascade (“Manager” included); Figure 5-13 - Electrical connection of appliances in cascade without storage tank COSMOGAS AGUADENS...
  • Page 25 5 - INSTALLATION LEGEND 1) Pump (max 0,5 A) 2) Cascade sensor 3) Mixing valve 4) Recirculation pump (max 0,5A) 5) Cold water inlet 6) Switch S4 Figura 5-14 - Hydraulic connection of appliances in cascade without storage tank COSMOGAS AGUADENS...

  • Page 26: Cascade Appliances Connection With Storage Tank

    = is the value corresponding to the total number of 4147 be showned on the “Manager” display (See Section 7.8). appliances in the cascade (“Manager” included). Figura 5-15 - Electrical connection of appliances in cascade with storage tank COSMOGAS AGUADENS...
  • Page 27 5 - INSTALLATION LEGEND 1) Pump (Max 0,5A) 2) Storage tank sensor 3) Storage tank 4) Hot water outlet 5) Cold water inlet 6) Switch S4 Figura 5-16 - Hydraulic connection of appliances in cascade with storage tank COSMOGAS AGUADENS...

  • Page 28: Burned Gas Exhaust And Combustion Agent Air Intake Pipe

    - C83, separated with wall intake or another point independent from the intakes of other appliances, and flue exhaust; - C93, separated with exhaust on roof and intake in pre- existing channel. Figure 5-17 – Exhaust/intake systems COSMOGAS AGUADENS...

  • Page 29: Type Of Intake/Exhaust B23 And B23P

     The flow of air from the adjacent room to the room to be ventilated can take place freely through permanent openings, with a total net cross-section not less than that indicated at the start of this section. COSMOGAS AGUADENS...

  • Page 30: Split 80/80Pp" System (Polypropylene) (Type C43; C53; C83; C93) Aguadens 16 And 22

    1 metre from each other. The brackets must be fixed to rigid walls that can support Figure 5-20 – Fixing the exhaust and intake pipes the weight of the pipe itself. COSMOGAS AGUADENS...

  • Page 31: Split 80/80Pp" System (Polypropylene) (Type C43; C53; C83; C93) Aguadens 37

    1 metre from each other. The brackets must be fixed to rigid walls that can support Figure 5-23 – Fixing the exhaust and intake pipes the weight of the pipe itself. COSMOGAS AGUADENS...

  • Page 32: Split 80/80Pp" System (Type C43; C53; C83; C93): Accessories Available

    62617249 - N°18 PP anti-slip bands for extensions 62617240 - N° 14 M.F. PP L=20m hose 62617241 - N°16 spacer for hose 62617238 - N° 17 PP telescopic joint 62617242 - N° 15 PP T-fitting 62617246 - N° 13 M/F PP 45° bend COSMOGAS AGUADENS...

  • Page 33: Split 80/80Pp" System (Type C43; C53; C83; C93): Installation Examples

    The condensate produced in the vertical pipe must all be conveyed into the boiler. The intake must slope towards the outside to prevent rain water entering. Figure 5-25 – Example of “80/80 PP system” installation COSMOGAS AGUADENS...

  • Page 34: 60/100Pp Vertical Coaxial" System (Polypropylene) (Type C13; C33) Aguadens 16 And 22

    Section 9. Every 45° bend has a loss equivalent to the value in Section 9. Figure 5-27 - Measurements and centre space distances for coaxial exhaust preinstallation hole Figure 5-28 - Positioning the coaxial pipe COSMOGAS AGUADENS...

  • Page 35: 60/100Pp Horizontal Coaxial" System (Polypropylene) (Type C13; C33) Aguadens 16 And 22

    Section 9. Every 45° bend has a loss equivalent to the value in Section 9. Figure 5-30 - Measurements and centre space distances for coaxial exhaust preinstallation hole Figure 5-31 - Positioning the coaxial pipe COSMOGAS AGUADENS...

  • Page 36: 60/100Pp Coaxial" System: Accessories Available

    62617234 - N° 1 M/F PP 90° coaxial bend 62617252 - N° 6 M/F PP 45° coaxial bend 62617231 - N° 7 L 1m PP coaxial extension 62617304 - N° 3 PP coaxial roof terminal 62617232 - N° 5 PP coaxial wall terminal COSMOGAS AGUADENS...

  • Page 37: 60/100Pp Coaxial" System: Installation Examples

    To this end, it must be installed under sloping roofs (or ledges, balconies or other suitable protection) with the minimum dimensions shown in Figure 5-32. Figure 5-32 – Examples of coaxial pipe installation COSMOGAS AGUADENS...

  • Page 38: 80/125Pp Vertical Coaxial" System (Polypropylene) (Type C13; C33) Aguadens 37

    Section 9. Every 45° bend has a loss equivalent to the value in Section 9. Figure 5-34 - Measurements and centre space distances for coaxial exhaust preinstallation hole Figure 5-35 - Positioning the coaxial pipe COSMOGAS AGUADENS...

  • Page 39: 80/125Pp Coaxial" System: Accessories Available

    62617322 - N° 6 M/F PP 45° coaxial bend 62617323 - N° 7 L 1m PP coaxial extension 62617255 62617325 - N° 3 PP coaxial roof terminal 62617324 - N° 5 PP coaxial wall terminal 62617321 62617322 62617323 62617324 62617325 COSMOGAS AGUADENS...

  • Page 40: 80/125Pp Coaxial" System: Installation Examples

    To this end, it must be installed under sloping roofs (or ledges, balconies or other suitable protection) with the minimum dimensions shown in Figure 5-36. Figure 5-36 – Examples of coaxial pipe installation COSMOGAS AGUADENS...

  • Page 41: 80Pp Single" System (Polypropylene) (Type B23 Or B23P) Aguadens 16 And 22

    5.16.14 - “80PP single” system: accessories available The accessories in Section 5.16.4 are available on request Figure 5-39 – Fixing the exhaust and intake pipes to set up an “80PP single” exhaust system. COSMOGAS AGUADENS...

  • Page 42: Start-Up

    Call the Fire Service if the former are not available. 020008.01.023 Figure 6-1 – Filling the condensate drain siphon Figure 6-2 – Filling the condensate drain siphon Models 16 and 22. Model 37 COSMOGAS AGUADENS...

  • Page 43: Type Of Gas For Which The Appliance Is Set

    15.- Check for any gas leaks using the relevant tools; WARNING! Perform the gas leak test using a soap and water solution only. The use of naked flames 020002.01.042 is prohibited. Figure 6-5 – Replacing the gas nozzle COSMOGAS AGUADENS...
  • Page 44 6.1 ± 10.0 8.7 ± 8.3 ± 5.0 ± 5.8 ± 10.1 ± 9.5 ± 5.9 ± 6.8 ± 10.1 ± 9.5 ± 5.5 ± 6.4 ± Figure 6-7 – Correspondence table for parameter 2138 and the operating values COSMOGAS AGUADENS...

  • Page 45: Ignition

    11.- Close the pressure point “A” again as in Figure 6-8; 12.- Check for any gas leaks at the pressure point using suitable tools. WARNING! Perform the gas leak test using a soap and water solution only. The use of naked flames is prohibited. COSMOGAS AGUADENS...

  • Page 46: Controlling The Level Of Co2 And Any Adjustments

    Section 7.7 and set parameter (see Section 7.6); 16.- Close the domestic hot water taps previously opened. 020002.01.045 A - CO2 adjustment screw at maximum power B - CO2 adjustment screw at minimum power Figure 6-11 – Gas valve COSMOGAS AGUADENS...

  • Page 47: Automatic Learning And Calibration Of Minimum And Maximum Power

    “Technical Data” Section, in Section 9; c) check that the heat exchanger and the burner are clean (Section 8.5). 020003.01.055 Figure 6-12 – Domestic hot water flow rate selector switch (“A”) COSMOGAS AGUADENS...

  • Page 48: Use

    (below the minimum, the domestic hot water is set to OFF) or for scrolling through and changing the value of the parameters Q - Unit of measurement of the pressure displayed R - Appliance in anti-freeze mode COSMOGAS AGUADENS...

  • Page 49: Adjusting The Hot Water Temperature

    DHW, every seven days the storage tank is forced to a temperature of 60°C to disinfect it and protect against legionella bacteria. This function is also activated two hours after the boiler has been powered electrically. COSMOGAS AGUADENS...

  • Page 50: User Profile

    Temperature selection recalled by 1: Heating 0911 User parameter 0910 2: DHW 3: Cascade temperature 4: N/A 0997 Display icon test User 0998 Installer access code Factory Code 0000-9999 0300 0999 Factory access code Factory Code 0000-9999 COSMOGAS AGUADENS...
  • Page 51 Input 0-10 V User volt 1090 Days until maintenance (negative when the deadline has expired) User days 1098 Command board version User Hexadecimal 1099 Appliance software version User Hexadecimal 1995 Display software version User Hexadecimal * N/A = Not applicable; COSMOGAS AGUADENS...

  • Page 52: Installer Profile

    Clim - Winter heating temperature (N/A) Installer °C 20-90 2020 Clim - Winter external temperature (N/A) Installer °C -25 to 25 2021 Installer °C 20-90 Clim - Spring heating temperature (N/A) 2022 Clim - Spring external temperature (N/A) Installer °C 0-30 COSMOGAS AGUADENS...
  • Page 53 Factory Secs 2064 DHW recirculation pre-heat mode Installer 0 = Off; (only for 2035 = 7) 1 = Antifreeze (N/A) 2 = Eco (recirculation kept at value set under 2065); 3 = Comfort (recirculation kept at DHW temperature); COSMOGAS AGUADENS...
  • Page 54 7 = Automatic filling 6 = Enabled point 6 7 = Enabled point 7 2126 Programmable output 2 J3 5-10 Factory 0 = Disabled 9 = External spark generator 1-8 = N/A 9 = Enabled point 9 10 = N/A COSMOGAS AGUADENS...
  • Page 55 RST = Reset 2204 Days until maintenance request Installer days 30-1275 1000 2205 Anti-freeze protection Installer EnA = Enabled dIS = Disabled 2206 Anti-legionella Installer EnA = Enabled dIS = Disabled 2207 DHW detection delay Installer secs 0-255 COSMOGAS AGUADENS...

  • Page 56: Parameters For Cascade Systems

    Power management 2 (parameter 4148) – Minimum Installer 0-100 power 4153 Power management 2 (parameter 4148) – hyster- Installer 0-100 esis 4154 Cascade pump post-circulation Installer Secs 0-255 4155 Cascade sensor anti-freeze temperature Installer °C 10-30 4184 Module logical address Installer COSMOGAS AGUADENS...

  • Page 57: Diagnostics

    60 seconds replace the command board. Loc 7 Fan too fast for more Check it is powered at 230 VDC. If the fan is powered, it must be replaced; otherwise, than 60 seconds replace the command board. COSMOGAS AGUADENS...
  • Page 58 COSMOGAS AGUADENS...
  • Page 59 Replace the command board. command board Loc 37 Software error on the Replace the command board. command board Loc 38 Software error on the Replace the command board. command board Loc 39 Defect measure power Replace the command board. voltage ADC COSMOGAS AGUADENS...

  • Page 60: Diagnostics: Errors "Err

    Section 8.16. Check the elec- the electric circuit is damaged, repair it. Where neither tric cables for connection between the sensor and of the two previous cases apply, replace the com- the command board. mand board. COSMOGAS AGUADENS...
  • Page 61 Err 139 Software error on the Replace the command board. command board Err 140 Software error on the Replace the command board. command board Err 141 Software error on the Replace the command board. command board COSMOGAS AGUADENS...

  • Page 62: Check That The Water Flow (1062) Is Higher Than The Value Of Parameter 2140

    - Check that the heat exchanger is not blocked. Err 165 Supply current too low Power supply current too low for more than 60 seconds Err 166 Supply current too high Power supply current too high for more than 60 seconds COSMOGAS AGUADENS...

  • Page 63: Check The Correct Connection To The Display, To The Pressure Sensor And To The Water Flow Sensor

    ; then RESET to confirm. To turn the boiler back on, press keys the same time. The word will appear on the display; then press key to switch to ; then RESET to confirm. COSMOGAS AGUADENS...

  • Page 64: Maintenance

    WARNING! Before any maintenance work, disconnect the appliance from the electrical power supply, using the relevant switch nearby. WARNING! Before any maintenance operation turn off the gas cock COSMOGAS AGUADENS...

  • Page 65: Maintenance Protocol

    3.- Check for gas leaks using a leak detector (bubble or similar) or an equivalent system, thoroughly checking the entire gas route from the meter to the appliance. WARNING! Do not carry out these checks in the presence of naked flames. COSMOGAS AGUADENS...

  • Page 66: Checking The Condition Of The Safety And Control Devices

    1.- Check that after attempts to start the appliance, with the gas shut-off valve closed, the appliance goes into lockout mode and the “Loc 1” message appears on the display; 2.- If the lockout message does not appear, replace the command and control board. COSMOGAS AGUADENS...

  • Page 67: Removing The Casing And Accessing The Internal Components

    “G” To access the electrical connections board: 1.- Turn the command board “D” towards the front; 2.- Slide cover “E” out using the closing flaps “F”; 020003.01.018 Figure 8-1 – Removing the casing and opening the command board COSMOGAS AGUADENS...

  • Page 68: Dismantling The Burner Fan Assembly

    If the gasket is damaged DO NOT reuse it, it must be replaced along with the burner unit. Consult the manufacturer for information on replacing it. 020003.01.052 Figure 8-2 – Removing the burner-fan unit COSMOGAS AGUADENS...

  • Page 69: Correctly Positioning The Ignition And Detection Electrodes

    11.- Check for any gas leaks using the relevant tools. WARNING! Perform the gas leak test using a soap and water solution only. The use of naked flames is prohibited. Figure 8-3 – Positioning the electrodes on the burner 020025.01.004 Figure 8-4 – Removing the electrodes COSMOGAS AGUADENS...

  • Page 70: Dismantling And Replacing The Gas Valve

    9.- Fit bend “G” on the new gas valve, taking care to position gasket “H” (supplied in the kit) correctly in the kit; the one removed previously can be disposed of; 020003.01.072 020025.01.040 Figure 8-5 – Removing the gas valve COSMOGAS AGUADENS...

  • Page 71: Cleaning The Condensate Conveyor Siphon

    10.- Restore the level of liquid inside the siphon, following the procedure in Section 6.1.2. 020003.01.053 Figure 8-6 – Removing the condensate collection siphon 020002.01.030 020003.01.054 Figure 8-7 – Removing the condensate collection Figure 8-8 – Condensate collection siphon siphon COSMOGAS AGUADENS...

  • Page 72: Replacing The Pump

    3.- Disconnect the exhaust pipe from the valve to be replaced “A”; 4.- Unscrew the side nut “B” from the hydraulic unit, thus freeing valve “A”; 5.- Remove safety valve “A” and replace it. 020003.01.067 Figure 8-11 – Removing the safety valve COSMOGAS AGUADENS...

  • Page 73: Emptying The Appliance On The Domestic Hot Water Side

    The electrical resistance between the two sensor contacts must correspond to that shown in Figure 8-12. 1001 1002 1005 The temperature sensors are: 1006 1007 . Check their positioning in Figures 3-1, 3-3 and 3-4. Figure 8-12 - Water sensors curve COSMOGAS AGUADENS...

  • Page 74: Wiring Diagram

    8 - MAINTENANCE 8.17 - Wiring diagram Figure 8-13 – Wiring diagram COSMOGAS AGUADENS...
  • Page 75 18 - Primary heat exchanger temperature fuse followed by a number (see 19 - ---------- example above). This is to identify 20 - Not used the correct follow-on of the cables 21 - Not used on the next page. COSMOGAS AGUADENS...

  • Page 76: Technical Data

    8.3/8.7 CO2 (%) at minimum/maximum power 9.5/10.5 9.5/10.5 9.5/10.1 9.5/10.5 10.0/10.5 9.5/10.1 5.8/4.9 5.8/4.9 6.1/5.4 5.4/4.5 5.4/4.5 5.8/5.0 O2 (%) at minimum/maximum power 6.7/5.2 6.7/5.2 6.8/5.9 6.4/4.9 5.6/4.9 6.4/5.5 Maximum temperature of flue gases at boiler outlet °C COSMOGAS AGUADENS...
  • Page 77 Max. negative pressure allowed in the flue gas exhaust/air intake system Condensate maximum flow rate Condensate average acidity Operating room temperature °C 0.5 ; +50 0.5 ; +50 0.5 ; +50 Weight of boiler * In these conditions, the appliance power is reduced by 10% COSMOGAS AGUADENS...

  • Page 78: Command Menu Diagram

    (see Section 7.8) Example of Menu 0.000 menu parameters (see Sections 7.6 and 7.7) Return to normal operation Example of Return to normal operation 0.200 menu parameters (see Section 7.7) Figure 10-1 - Command menu diagram COSMOGAS AGUADENS...

  • Page 79: Ue Declaration Of Compliance

    11 - UE DECLARATION OF COMPLIANCE The undersigned company COSMOGAS S.r.L., with registered office in Via L. Da Vinci no. 16 - 47014 Meldola (FC) ITALY, DECLARES under its own responsibility that the product: WARRANTY No. GAS BOILER MODEL DATE OF MANUFACTURE that is the subject of this declaration, complies with the model described in EU Type Test Certificate, issued by the notified body Kiwa Cermet Italia S.p.A., whose...

  • Page 80: Product Fiche

    12 - PRODUCT FICHE (a) Name or brand of supplier COSMOGAS AGUADENS (b) Supplier’s identifying model number (c) Declared load profile (d) Class of energy efficiency (e) Domestic hot water production efficiency ηwh 90.0 91.6 87.9 (f) Daily consumption of electrical energy Qelec 0.276...
  • Page 84 COSMOGAS s.r.l. Via L. da Vinci 16 - 47014 MELDOLA (FC) ITALY info@cosmogas.com www.cosmogas.com...

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