Change history for item: Gas Alphatherm Sigma BT 18U 18.5 kW double-circuit

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1. Donny Darko 08 July 2023 05:42:15
   1. Create: Description #3400758
      Value: Type of heating boiler: gas, max. heating power: 18.50 kW, number of circuits: double-circuit, location: wall-mounted, fuel: natural gas, liquefied gas, type of combustion chamber: closed, type of power supply: single-phase,
      
   2. Create: Type of heating boiler #3400759
      Value: Gas, convection
      
   3. Create: Burner #3400760
      Value: Gas
      
   4. Create: Number of circuits #3400761
      Value: Double-circuit, bithermic heat exchanger
      
   5. Create: Thermal power #3400762
      Value: 7.80 - 18.50 kW
      
   6. Create: Thermal load #3400763
      Value: 9 - 20.50 kW
      
   7. Create: The combustion chamber #3400764
      Value: Closed
      
   8. Create: Efficiency #3400765
      Value: 92.4 %
      
   9. Create: Control #3400766
      Value: Electronic
      
   10. Create: Installation #3400767
       Value: Wall-mounted
       
   11. Create: Primary heat exchanger material #3400768
       Value: Copper
       
   12. Create: Mains voltage #3400769
       Value: Single-phase
       
   13. Create: Peculiarities #3400770
       Value: Air vent, built-in expansion tank, built-in circulation pump, pressure gauge, safety valve, connector for external control, thermometer, water filter
       
   14. Create: Expansion tank volume #3400771
       Value: 6 l
       
   15. Create: Equipment #3400772
       Value: Display
       
   16. Create: Fuel #3400773
       Value: Natural gas, liquefied gas
       
   17. Create: Natural gas consumption #3400774
       Value: 2.17 cu. m/hour
       
   18. Create: LPG consumption #3400775
       Value: 1.59 kg/hour
       
   19. Create: Nominal pressure of natural gas #3400776
       Value: 20 mbar
       
   20. Create: Permissible LPG pressure #3400777
       Value: 37 mbar
       
   21. Create: Heat carrier temperature #3400778
       Value: 45 - 78 °С
       
   22. Create: Temperature in the DHW circuit #3400779
       Value: 35 - 57 °С
       
   23. Create: Hot water capacity at t 25°C #3400780
       Value: 10.1 l/min
       
   24. Create: Hot water capacity at t 30°C #3400781
       Value: 8.43 l/min
       
   25. Create: Hot water capacity at t 35°C #3400782
       Value: 7.22 l/min
       
   26. Create: Hot water capacity at t 40°C #3400783
       Value: 6.32 l/min
       
   27. Create: Hot water capacity at t 45°C #3400784
       Value: 5.3 l/min
       
   28. Create: Max. water pressure in the DHW circuit #3400785
       Value: 6 bar
       
   29. Create: Max. water pressure in the heating circuit #3400786
       Value: 3 bar
       
   30. Create: Gas connection #3400787
       Value: 3/4"
       
   31. Create: Heating circuit connection #3400788
       Value: 3/4"
       
   32. Create: Branch pipe for connecting the DHW circuit #3400789
       Value: 1/2"
       
   33. Create: Coaxial chimney diameter #3400790
       Value: 60/100 mm
       
   34. Create: Connection of a separate chimney diameter 80 mm #3400791
       Value: Yes
       
   35. Create: Dimensions WxHxD #3400792
       Value: 420x700x255mm
       
   36. Create: Weight #3400793
       Value: 36 kg
       
   37. Create: Image #6321557
       URL: https://avatars.mds.yandex.net/get-mpic/4450422/img_id9075650906117818198.jpeg/orig
       
   38. Create: Preview image #6321558
       URL: https://avatars.mds.yandex.net/get-mpic/4450422/img_id9075650906117818198.jpeg/orig
       
2. Donny Darko 30 April 2023 08:23:41
   Name: Gas Alphatherm Sigma BT 18U 18.5 kW double-circuit; Catalog: Heating boilers