Wood gasification Boiler Vitoligno 250-S 85

Description

Wood gasification Boiler Viessmann Vitoligno 250-S SH2 85 kW

Boiler with wood gasification combustion
Fuels: Firewood, Wood Briquettes, Wood Chips, Wood Chips.

Admissible operating temperature max 95°C, Admissible working pressure 3 bar (0.3 MPa)

Wood-burning boiler for firewood up to 100 cm long, with maximum comfort in use thanks to top filling
Large filling capacity
Boiler efficiency: up to 93.2%
Lambda regulation guarantees low emission values.
Links ready for connection
Permanent air control flaps with optimized heating initiation and combustion
Accurate stratification due to the temperature in the thermal buffer accumulator by using the control valve to charge the accumulator - prevents the risk of stratification on return.
Device for raising the temperature on a ready-mounted tour
Robust and resistant integrated display
Simple menu navigation with context-sensitive help function
Integrated buffer battery charge management
Insensitive to disturbing factors (nails, screws, etc.)
Internet connection possible via Vitoconnect (accessory) for use and service via the Viessmann app.
With Ecotronic Automation, for operation controlled by the outside temperature:
automation for 3 heating circuits with mixing valve or 2 heating circuits with mixing valve and domestic hot water preparation

Digital automation of the boiler circuit and heating circuits, controlled by the outside temperature
With separate setting function of time intervals, heating characteristics, nominal temperature values and heating programs.
With temperature adjustment function in the domestic hot water storage tank
With buffer battery management
With integrated diagnostic system and auxiliary functions
Commissioning Assistant
An extension set is required for each heating circuit with mixing valve, see accessories

Delivery set:
Boiler body with thermal insulation
Automation of the boiler circuit with Ecotronic menu for operation controlled by the external temperature
Ready-mounted and adjusted flow temperature riser with circulation pump for the boiler circuit, boiler control valve, flow and return temperature sensor
Flue gas blower with flue gas temperature sensor and Lambda probe
Ash box
Buffer accumulator regulating valve
Outside temperature sensor
3 sensors for the temperature in the buffer accumulator with immersion sheath
Hearth and cleaning device.

Technical data

Thermal power Q = 85 kW
Food chamber volume = 375 liters
Maximum temperature allowed per tour = 95oC; Working pressure = 3 bar
Boiler efficiency: up to 92.7%; Maximum wood length = 1000 mm
Flue gas temperature = 180°C; flue gas flow rate = 58.4 g/s
Flue gas connection: 200 mm
Electrical power consumed = 130 W; Electrical protection type: IP 20
Dimensions WxLxH =1369 x 1728 x 1892 mm; Weight = 1300 kg