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Reference: 10021970
Wall-Mounted Condensing Gas Boiler without Secondary Exchanger for Direct DHW Production, Ability to Connect to VIH Water Heaters and allSTOR multipurpose tanks, Tested Efficiency Rate up to 109%, LCD Display, Automatic Inverter Circulator, ELGA Gas Valve
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Characteristics
Wall-mounted condensing boiler without secondary heat exchanger for 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 display 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)
Energy Labeling
Space heating energy efficiency: A
Observations
The ecoTEC VU PLUS 656 wall-mounted boiler may not be operated with LPG.
In the wall-mounted boilers ecoTEC VU PLUS 466 and ecoTEC VU PLUS 656 it is necessary to install a 2nd circulator with a mixer in the heating circuit, as well as a circulator for connection to an indirectly heated VIH boiler.
The wall-mounted boilers ecoTEC VU PLUS 376, ecoTEC VU PLUS 466 and ecoTEC VU PLUS 656 do not include an expansion tank and a safety valve.
The installer must install an expansion tank and safety valve externally.
specifications
Space heating energy efficiency: A
Seasonal space heating energy efficiency: 94%
Nominal heating output at 80/60°C: 3.8-20.0kW
Nominal heating output at 50/30°C: 4.1-21.6kW
Nominal efficiency at 30%: 109.6%
NOx category: 6
HEATING
Heating water temperature range: 30-80°C
Maximum heating circuit pressure: 4 bar
Heating water supply (ΔT=20K): 860 l/h
Condensate water volume: 2 lt/h
Expansion tank size: 10lt
Water temperature range: 35-65°C
general elements
Gas connection: 15mm
Heating connection: 22mm
Flue/vent connection: 60/100mm concentric
Dimensions H/W/D: 720/440/338 mm
Weight: 33 kg
Electrical connection: 230/50 V/Hz
Water/dust protection: IPX4D
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