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Viessmann Vitodens 111-W B1LD031 35kW 35 kW

Photos - Boiler Viessmann Vitodens 111-W B1LD031 35kW 35 kW
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Energy source: gas; Installation: wall; Type: dual-circuit (heating and DHW); Heating area (m²): 280; Condensing; Built-in water heater tank; Heat output (kW): 35; Coolant min. T (°C): 40; Coolant max. T (°C): 80; DHW min. T (°C): 30; DHW max. T (°C): 60; Efficiency (%): 109; Combustion chamber: closed (turbocharged)
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Viessmann Vitodens 111-W B1LD031 35kW 35 kW
Energy source:gas
Mount:wall, dual-circuit
Boiler power:35 kW, area ~ 280 m²
Combustion chamber:closed, flue 60/100 mm
DHW temperature:from 30 °С, before 60 °С
FAQ: 10 frequently asked questions about heating boilersAnswers to common questions in the section "heating boilers"
All specifications
Specifications Vitodens 111-W B1LD031 35kW
Main
Energy sourcegas
Installationwall
Typedual-circuit (heating and DHW)
Heating area280 m²
Condensing
Additional equipment
Built-in water heater tank
DHW tank volume46 L
Technical specs
Heat output35 kW
Power supply230 V
Power consumption185 W
Coolant min. T40 °С
Coolant max. T80 °С
Heating circuit max. pressure3 bar
DHW circuit max. pressure10 bar
Consumer specs
DHW min. T30 °С
DHW max. T60 °С
Performance (ΔT ~30 °C)20 L/min
"Summer" mode
Circulation pump
Boiler specs
Efficiency109 %
Combustion chamberclosed (turbocharged)
Flue diameter60/100 mm
Inlet gas pressure20 mbar
Max. gas consumption3.86 m³/h
Expansion vessel capacity10 L
Expansion vessel pressure0.75 bar
Connections
Mains water intake1/2"
DHW flow1/2"
Gas supply3/4"
Central heating flow3/4"
Central heating return3/4"
Safety
Safety systemsgas pressure drop
water overheating
flame loss
draft control
frost protection
More specs
Dimensions (HxWxD)900x600x480 mm
Weight62 kg
Added to E-Catalogjune 2016
FAQ: 10 frequently asked questions about heating boilersAnswers to common questions in the section "heating boilers"
Information in model description is for reference purposes.
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