Boiler DEFRO EVOPELL 12 kW
Product details
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Defro EVOPELL Pellet Boilers
The Defro EVOPELL pellet boilers are modern, fully automated heating devices that combine high energy efficiency with environmental care. Designed for burning wood pellets, they meet the strict standards of the Ecodesign directive and are characterized by a high energy class of A+. The EVOPELL series provides reliable and comfortable heating for various types of buildings.
Key features of Defro EVOPELL boilers:
- Automatic and efficient pellet combustion: The boiler ensures convenient, automatic operation using pellets or wood briquettes, achieving a high operational efficiency of up to approximately 86%.
- High energy class A+: Confirmed by a high energy efficiency index (EEI 119-120) and a seasonal heating efficiency level of 81-82%.
- Eco-friendly heating (Ecodesign): The devices comply with the regulations of Commission (EU) 2015/1189, guaranteeing low emissions of harmful substances: particulate matter (PM), carbon monoxide (CO), volatile organic compounds (VOC), and nitrogen oxides (NOx).
- Power range tailored to needs: The series includes models with nominal powers of 8, 12, 15, and 20 kW, allowing for optimal boiler selection based on the heating demand of the building.
- Low electricity consumption: The optimized design ensures minimal electricity consumption for the boiler’s own needs, both when operating at nominal power and partial loads, as well as in standby mode.
- Recommended operation with a buffer: For maximum efficiency and stability of the heating system, it is recommended to operate the boiler with an appropriately selected hot water buffer tank.
Who is this a good choice for?
The Defro EVOPELL boilers are an excellent choice for users looking for a modern, eco-friendly, and highly automated heating system based on pellets. With high efficiency, an A+ energy class, and compliance with Ecodesign standards, they are ideal for single-family homes and smaller commercial buildings, providing thermal comfort at low operating costs and minimal environmental impact.
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Technical Specification – DEFRO EVOPELL Boilers (8-20 kW)
Parameter | EVOPELL 8 | EVOPELL 12 | EVOPELL 15 | EVOPELL 20 |
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Device Parameters | ||||
Model Identifier | EVOPELL 8 | EVOPELL 12 | EVOPELL 15 | EVOPELL 20 |
Fuel Feeding Method | Automatic fuel feeding: it is recommended to operate the boiler with a hot water tank with a minimum capacity of 160 l | Automatic fuel feeding: it is recommended to operate the boiler with a hot water tank with a minimum capacity of 240 l | Automatic fuel feeding: it is recommended to operate the boiler with a hot water tank with a minimum capacity of 300 l | Automatic fuel feeding: it is recommended to operate the boiler with a hot water tank with a minimum capacity of 400 l |
Condensing Boiler | no | no | no | no |
Cogeneration Boiler for Solid Fuel | no | no | no | no |
Multifunctional Boiler | no | no | no | no |
Parameters According to Regulation 2015/1187 | ||||
Energy Efficiency Class | A+ | A+ | A+ | A+ |
Nominal Heat Output (kW) | 8 | 12 | 15 | 20 |
Energy Efficiency Index (EEI) | 119 | 119 | 120 | 119 |
Seasonal Energy Efficiency of Space Heating (ηs) (%) | 81 | 81 | 82 | 81 |
Fuel and Emissions for Seasonal Space Heating | ||||
Fuel | (recommended / other suitable) | |||
Logs, moisture ≤ 25 % | no / no | no / no | no / no | no / no |
Wood Chips, moisture 15-35 % | no / no | no / no | no / no | no / no |
Wood Chips, moisture > 35 % | no / no | no / no | no / no | no / no |
Packed Wood in the Form of Pellets or Briquettes | yes / no | yes / no | yes / no | yes / no |
Sawdust, moisture ≤ 50 % | no / no | no / no | no / no | no / no |
Other Wood Biomass | no / no | no / no | no / no | no / no |
Non-Wood Biomass | no / no | no / no | no / no | no / no |
Hard Coal | no / no | no / no | no / no | no / no |
Lignite (including briquettes) | no / no | no / no | no / no | no / no |
Coke | no / no | no / no | no / no | no / no |
Anthracite | no / no | no / no | no / no | no / no |
Briquettes from Mixed Fossil Fuels | no / no | no / no | no / no | no / no |
Other Fossil Fuel | no / no | no / no | no / no | no / no |
Briquettes from a Mixture (30-70 %) of Biomass and Fossil Fuel | no / no | no / no | no / no | no / no |
Other Mixture of Biomass and Fossil Fuel | no / no | no / no | no / no | no / no |
PM Emission (mg/m³) – Recommended Fuel | 16 | 18 | 15 | 18 |
OGC Emission (mg/m³) – Recommended Fuel | 12 | 14 | 15 | 4 |
CO Emission (mg/m³) – Recommended Fuel | 216 | 267 | 219 | 286 |
NOₓ Emission (mg/m³) – Recommended Fuel | 119 | 123 | 113 | 122 |
Properties When Operating Using Only Recommended Fuel | ||||
Usable Heat Generated | ||||
at nominal heat output (Pn) (kW) | 8.6 | 12.4 | 15.4 | 19.1 |
at 30 % of nominal heat output (Pp) (kW) | 2.3 | 3.5 | 4.4 | 5.0 |
Usable Efficiency | ||||
at nominal heat output (ηn) (%) | 85.6 | 85.0 | 86.1 | 85.5 |
at 30 % of nominal heat output (ηp) (%) | 85.1 | 85.0 | 85.6 | 85.0 |
For Cogeneration Boilers for Solid Fuel: Electrical Efficiency | ||||
at nominal heat output (ηel,n) (%) | n/a | n/a | n/a | n/a |
Electricity Consumption for Self-Use | ||||
at nominal heat output (elmax) (kW) | 0.014 | 0.018 | 0.022 | 0.038 |
at 30 % of nominal heat output (elmin) (kW) | 0.008 | 0.011 | 0.017 | 0.019 |
secondary devices for emission reduction, where applicable (kW) | n/a | n/a | n/a | n/a |
in standby mode (PSB) (kW) | 0.005 | 0.005 | 0.005 | 0.008 |
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