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Reference: 10010789
Wall-Mounted Condensing Gas Boiler with the Possibility of Connecting to an Indirectly Heated Water Heater VIH, Tested Efficiency Rate up to 109%, Possibility of Operation with Liquid Gas after Conversion, "eBUS" System, LCD Screen, Inverter Circulator
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EFFECTIVE ECOTEC HEATING-ONLY CONDENSING BOILERS BY VAILLANT
Possibility of connection with an indirectly heated water heater VIH.
Special features
Wall-mounted condensing boiler without secondary exchanger, direct production of domestic hot water
Can be connected to all VIH indirectly heated water heaters and allSTOR multipurpose storage tanks
Tested efficiency up to 109%
Possibility of operation with LPG after conversion
Equipment
Complete system with 10lt expansion tank, three-way for the production of DHW through an indirectly heated water heater (not included in 466, 656, 806, 1006, 1206)
eBUS system
LCD screen for indications of control function - failure
Automatic inverter circulator (automatic two-stage for the 466, 656)
ELGA gas valve for optimal combustion air ratio control (Pneumatic gas valve for 466, 656, 806, 1006, 1206).
Remarks:
The installer must install an expansion tank and safety valve externally.
In the wall-mounted boilers 806, 1006 and 1206 it is necessary to install a 2nd circulator together with a plate heat exchanger or thermal separator depending on the hardness of the installation water.
specifications
Space heating energy efficiency: A
Seasonal space heating energy efficiency: 93%
Nominal heating output at 80/60°C: 22.4-112kW
Nominal heating output at 60/40°C: 24-120kW
Nominal heating output at 50/30°C: 24.7-123.4kW
Nominal efficiency at 40/30°C: 110%
NOx category: 5
NOx emissions: 38mg/kWh
HEATING
Heating water temperature range: 30-85°C
Maximum heating circuit pressure: 6 bar
Heating water supply (ΔT=23K): 4485 l/h
Maximum pressure drop (ΔT=23K) in the boiler: 147mbar
Water content: 22.5lt
Amount of condensate at 30/40°C: 18.2 lt/h
Available pressure gauge of proposed pump: 360mbar
Fan static pressure: 300Pa
general elements
Gas connection: R1"
Heating connection: G1 1/4"
Connection pressure (flow pressure) of natural gas G20: 20mbar
Connection pressure (flow pressure) of natural gas G20: 37mbar
Boiler Classification Type: C33,C43,C53,B23,B23P,B53,B53P
Maximum flue gas temperature: 85°C
Flue/vent connection: 110/60
Dimensions H/W/D: 960/480/602 mm
Weight: 90 kg
Electrical connection: 230/50 V/Hz
Water/dust protection: IPX4D
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