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Vaillant ecoTEC plus VUW INT 306/5-5 30 kW

Photos - Boiler Vaillant ecoTEC plus VUW INT 306/5-5 30 kW
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The Vaillant ecoTEC plus VUW INT 306/5-5 is primarily remarkable for its two-circuit structure and the use of additional energy from steam condensation, which provides a significant increase in efficiency — up to 108%. The installation is recommended for organizing efficient heating of an area up to 240 m2. The combustion chamber is closed type, the temperature in the heating system is regulated within 30-85°C, and the maximum temperature of hot water is 65°C. Both the modern summer mode of operation and the necessary set of protection systems are provided.
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Vaillant ecoTEC plus VUW INT 306/5-5 30 kW
Energy source:gas
Mount:wall, dual-circuit
Boiler power:30 kW, area ~ 240 m²
Combustion chamber:closed, flue 60/100 mm
DHW temperature:up to 65 °С

The Vaillant ecoTEC plus VUW INT 306/5-5 is primarily remarkable for its two-circuit structure and the use of additional energy from steam condensation, which provides a significant increase in efficiency — up to 108%. The installation is recommended for organizing efficient heating of an area up to 240 m2. The combustion chamber is closed type, the temperature in the heating system is regulated within 30-85°C, and the maximum temperature of hot water is 65°C. Both the modern summer mode of operation and the necessary set of protection systems are provided.

All specifications
Specifications ecoTEC plus VUW INT 306/5-5
Main
Energy sourcegas
Installationwall
Typedual-circuit (heating and DHW)
Heating area240 m²
Condensing
Technical specs
Heat output30 kW
Power supply230 V
Power consumption80 W
Coolant min. T30 °С
Coolant max. T85 °С
Heating circuit max. pressure3 bar
DHW circuit max. pressure10 bar
Consumer specs
DHW max. T65 °С
"Summer" mode
Circulation pump
Control buseBus
Boiler specs
Efficiency108 %
Combustion chamberclosed (turbocharged)
Flue diameter60/100 mm
Expansion vessel capacity10 L
Connections
Mains water intake3/4"
DHW flow3/4"
Gas supply1/2"
Central heating flow3/4"
Central heating return3/4"
Safety
Safety systemsgas pressure drop
water overheating
flame loss
draft control
water circulation failure
frost protection
More specs
Dimensions (HxWxD)720x440x338 mm
Weight36.3 kg
Added to E-Catalogaugust 2014
Information in model description is for reference purposes.
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