TECHNOLOGY BROCHURE Pellet boilers up to 48 kW: VITOLIGNO 300-C Vitoligno pellet boiler Heating with wood – the most natural fuel in the worl

The rising cost of fossil fuels and growing environmental awareness are creating an ever increasing demand for renewable forms of energy. On the following pages, we will provide you with comprehensive information about efficiently burning pellets, a sustainable fuel, in advanced boilers. A wood burning heating system is a good alternative to heating with oil or gas. Alongside environmental considerations, there are also economic reasons for relying on this natural raw material: As an indigenous fuel, wood is very cost efficient and not subject to extreme price fluctuations. Thanks to advanced...

PELLET BOILERS Viessmann pellet boilers meet the demand for an efficient and economical heating system. What you should know about pellets Pellets are the most compact form of wood-based energy and have a high calorific value. Ensure that the pellets used conform to standard branded quality (such as ENplus-A1 or EN ISO 17225-2 A1 quality). Can anyone heat with a wood boiler? Viessmann wood boilers are so convenient to use that they can supply practically any detached house or apartment building with heat. One important requirement is a dry storage room, as the residual moisture in the wood is...

Whether as an auxiliary or complete heating system, using logs, pellets or woodchips, Viessmann offers the full product range for heating with wood. By choosing a Vitoligno wood boiler, you'll always be on the safe side. THERE ARE LOTS OF REASONS FOR THIS: Saving on energy costs and protecting the climate (CO2 neutral) Economical and sustainable alternative for greater independence _ Renewable - a natural fuel _ Independence from oil and gas _ Clean and efficient combustion _ Mono mode, dual mode and even system solutions possible New subsidies for biomass A new German government subsidy is now...

PELLET BOILERS The Vitoligno 300-C pellet boiler is an efficient solution for new build and for existing buildings of low energy standard. In the 2.4 to 8 kW or 2.4 to 12 kW output range, the pellet boiler modulates with a ratio of 1:3 and features impressively low energy consumption. Operating the Vitoligno 300-C is extremely easy, making heating with pellets highly convenient. Almost everything is automatic - from charging with pellets right through to cleaning. Compact dimensions for flexible siting The pellet boiler allows flexible and space efficient siting as all components are directly...

Integral suction turbine with connection for supply and return hose 2 All connections at the top – corner installation Variable speed flue gas fan for modulating Ecotronic menu-guided control unit Built-in regulated return temperature raising facility with high efficiency pump Pellet hopper for 32 kg of fuel Rotary lock valve for 100 % burn-back Combustion chamber made from high Highly effective thermal insulation 10 Self-cleaning finned grate made from stainless steel 11 Automatic ash removal with large ash box Intelligent Ecotronic control unit Operating the Vitoligno 300-C is easy with the digital,...

Vitoligno 300-C (18 to 48 kW) with pellet hopper (left) Ecotronic menu-guided control unit Integral suction turbine Automatic heat exchanger cleaning Variable speed flue gas fan for modulating operation Pellet hopper Rotary lock valve for 100 % burn-back protection Combustion chamber made from high temperature-resistant ceramics stainless steel Self-cleaning finned grate made from

The Vitoligno 300-C - compact, fully automatic pellet boiler for new and existing installations The Vitoligno 300-C is a fully automatic pellet boiler with an output range from 6 to 48 kW. It offers versatile and flexible supply system options for almost any application. It stands out on account of its compact design which is ideal for limited room heights. A suction turbine and pellet hopper sufficient for one day's operation are already integrated. Convenient automatic functions The pellet boiler is convenient to use and is partially automated. The automated features include ignition, heat...

PELLET STORAGE ROOM Return air connector Fill connector Pellet storage room location Pellets can be brought to the property in tankers and blown into the pellet store. A hose length of 30 metres should not be exceeded for filling the pellet store. If longer hose lengths are to be expected, please consult your pellet supplier to discuss the options available. The access route must be suitable for tankers. Generally a road width of at least three metres and an overhead clearance of at least four metres is required. If possible, the pellet store should adjoin an outside wall. There should be a 230...

Size and shape of the pellet storage room 1 Fill connector Return air connector Air space Usable volume = ⅔ of the room Sloping floor – for optimum emptying of the pellet store Non-usable space Viessmann extraction system 7 Storage room with a sloping floor Experience has shown that it is best if the storage room has a rectangular footprint. Ensure the easy accessibility of the fill and return air connectors. The size of the required storage room depends on the heat demand of the building. If non-usable space is taken into account, the following rule of thumb can be used to calculate the spare requirement:...

Complete pellet systems Pellet storage with discharge systems for every application For reliable, long term operation, the pellet boiler, discharge system and pellet store must form an integrated unit. Pellet box – the small pellet storage solution of choice The pellet box is useful if there is not enough space for a pellet storage room. It provides an affordable and simple way to store pellets. Pellet silo Pellet box – the flexible and compact pellet st

Installation example showing storage room and supply to the pellet boiler via a vacuum system 1 Storage and supply via a vacuum system A vacuum system is deployed wherever the storage room does not directly adjoin the room where the pellet boiler is installed. Fill and return air connectors Deflector plate Pellet supply and return air hose Pellets can be transported over a distance of up to 25 metres. The flexible positioning of the vacuum supply system enables installation even in tight spaces. Pellet storage room Extraction screw conveyor Pellet silo (fabric container) with supply to the pellet...