THE HR EVO 350 SMART BOILER: Self-cleaning brazier \u2013 Semi-cylindrical combustion chamber \u2013 Completely wetted flue gas reversal \u2013 Large flue gas expansion areas \u2013 Painted steel sides \u2013 Renewed
\n display \u2013 Remote display as an option \u2013 Syrion sensor for pellet loading warning \u2013 Wide range of accessories and tanks<\/p>\n<\/div>\n
ZERO PHILOSOPHY<\/h2>\n\n![\"\"](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/ZeroPhilosophy_2019.svg\")
<\/div>\n\nZero Philosophy<\/strong> is the philosophy of well-being<\/strong> that distinguishes our latest generation products, to create a world around you that naturally accompanies your habits. For us, Zero Philosophy is to make your daily life more comfortable and put you at the center of all our attention: it is Zero daily maintenance, Zero noise, Zero dispersion, Zero waste.<\/strong><\/p>\nZero Philosophy, infinite tranquility.<\/p>\n<\/div>\n<\/div>\n<\/div>\n
<\/p>\n
TECHNOLOGIES<\/h2>\n\n\n- \n\n
![](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/00_product_images\/00_Technology\/Ash_icon_technology.png\")
<\/div>\n\nASH TRAY<\/h6>\n\nConvenient and easy drawer to collect burnt ashes.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n
- \n\n
![](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/2022\/08\/FlowMeter_icon_technology.png\")
<\/div>\n\nFLOW METER<\/h6>\n\nThe air mass sensor acts as an additional safety system in the event of anomalies.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n
- \n\n
![](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/2022\/08\/WetFlueWays_icon_technology.png\")
<\/div>\n\nWET FLUE WAYS<\/h6>\n\nIt has been designed to maximize the surfaces in contact with the water to be heated, making the most of the heat produced by combustion and limiting the waste of heat and fuel.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n
- \n\n
![](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/00_product_images\/00_Technology\/PelletPilot_icon_technology.png\")
<\/div>\n\nPELLET PILOT<\/h6>\n\nDirectly associated with the work of the K Probe, Pellet Pilot is an innovative pellet load control system based on the maximum and minimum working power of the machine, maintaining ideal consumption levels.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n
- \n\n
![](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/2022\/08\/RDCS_icon_technology.png\")
<\/div>\n\nRDCS<\/h6>\n\nDouble Cleaning System of the self-cleaning brazier, the machine performs an automatic double cleaning. The first, with excess oxygen, cleans the brazier; the second cleans the bottom. <\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n
- \n\n
![](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/2022\/08\/SmartFirepot_icon_technology.png\")
<\/div>\n\nSMART FIREPOT<\/h6>\n\nThe self-cleaning investment casting bowl for better cleaning that maximizes energy efficiency.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n
- \n\n
![](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/2022\/08\/Termocoppia_k_icon_technology.png\")
<\/div>\n\nK PROBE<\/h6>\n\nIt detects the temperature of the flame in the combustion chamber and allows more reliable and faster control in the phases of ignition, extinguishing and automatic hot re-ignition.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n
- \n\n
![](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/2022\/08\/Syrion_icon_technology.png\")
<\/div>\n\nSYRION<\/h6>\n\nSystem that warns when the pellets are about to run out, allowing optimal and worry-free management of the recharging phases.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n
- \n\n
![](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/2022\/08\/TotalKontrol_icon_technology.png\")
<\/div>\n\nTOTAL KONTROL<\/h6>\n\nFrom the union between the Ravelli Double Cleaning System and the K Probe comes Total Kontrol for better efficiency and functionality.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n
- \n\n
![](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/2022\/08\/Turbolators_icon_technology.png\")
<\/div>\n\nTURBULATORS<\/h6>\n\nThe helical shape of the turbulators reduces the speed of movement of the fumes originating from combustion, increasing the efficiency of the machine by keeping the exchanger clean.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n
- \n\n
![](\"https:\/\/ita.ravelligroup.it\/wp-content\/uploads\/Ceramic_Ignitor_icon_technology.png\")
<\/div>\n\nCERAMIC IGNITOR<\/h6>\n\nIt guarantees a quick ignition because it reaches high temperatures very quickly. It is also characterized by high energy efficiency and greater reliability over time than a traditional resistance, being very resistant to thermal stress and corrosion. <\/p>\n<\/div>\n<\/div>\n<\/div>\n
<\/li>\n<\/ul>\n<\/div>\n
TECHNICAL DATA<\/h2>\n\n\n\n\nRated power (kW)<\/td>\n 8.2 – 31.7<\/td>\n<\/tr>\n \nInput heat output (kW)<\/td>\n 8.9 – 34.6<\/td>\n<\/tr>\n \nThermal power rendered to water<\/td>\n 8.2 – 31.7<\/td>\n<\/tr>\n \nDimensions H x W x D (cm)<\/td>\n 130 x 68 x 90<\/td>\n<\/tr>\n \nNet Weight (kg)<\/td>\n 315<\/td>\n<\/tr>\n \nHourly consumption – min\/max (Kg\/h)<\/td>\n 1.9 – 7.3<\/td>\n<\/tr>\n \nMin\/max<\/td>\n efficiency<\/p>\n
91.6 – 91.7<\/td>\n<\/tr>\n \nSmoke outlet pipe (\u00d8 mm)<\/td>\n 100 (Rear)<\/td>\n<\/tr>\n \nTank capacity (kg)<\/td>\n 70<\/td>\n<\/tr>\n \nMin\/max runtime (h)<\/td>\n 10 – 37<\/td>\n<\/tr>\n \nOperating electrical power (W)<\/td>\n 146<\/td>\n<\/tr>\n \nairClean\u2122<\/td>\n ![\"\"](\"https:\/\/xodostore.com\/wp-content\/uploads\/2023\/12\/RAVELLI-4-STELLE.jpg\")
<\/td>\n<\/tr>\n \nEnergy<\/td>\n class<\/p>\n
A+<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\nThe measurements and data shown are indicative. The parent company reserves the right to make any changes to its products, at any time, and without prior notice, as it deems appropriate for any technical or commercial need <\/p>\n<\/div>\n
<\/p>\n
\n
<\/div>\nZero Philosophy<\/strong> is the philosophy of well-being<\/strong> that distinguishes our latest generation products, to create a world around you that naturally accompanies your habits. For us, Zero Philosophy is to make your daily life more comfortable and put you at the center of all our attention: it is Zero daily maintenance, Zero noise, Zero dispersion, Zero waste.<\/strong><\/p>\n Zero Philosophy, infinite tranquility.<\/p>\n<\/div>\n<\/div>\n<\/div>\n <\/p>\n Convenient and easy drawer to collect burnt ashes.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n The air mass sensor acts as an additional safety system in the event of anomalies.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n It has been designed to maximize the surfaces in contact with the water to be heated, making the most of the heat produced by combustion and limiting the waste of heat and fuel.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n Directly associated with the work of the K Probe, Pellet Pilot is an innovative pellet load control system based on the maximum and minimum working power of the machine, maintaining ideal consumption levels.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n Double Cleaning System of the self-cleaning brazier, the machine performs an automatic double cleaning. The first, with excess oxygen, cleans the brazier; the second cleans the bottom. <\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n The self-cleaning investment casting bowl for better cleaning that maximizes energy efficiency.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n It detects the temperature of the flame in the combustion chamber and allows more reliable and faster control in the phases of ignition, extinguishing and automatic hot re-ignition.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n System that warns when the pellets are about to run out, allowing optimal and worry-free management of the recharging phases.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n From the union between the Ravelli Double Cleaning System and the K Probe comes Total Kontrol for better efficiency and functionality.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n The helical shape of the turbulators reduces the speed of movement of the fumes originating from combustion, increasing the efficiency of the machine by keeping the exchanger clean.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n It guarantees a quick ignition because it reaches high temperatures very quickly. It is also characterized by high energy efficiency and greater reliability over time than a traditional resistance, being very resistant to thermal stress and corrosion. <\/p>\n<\/div>\n<\/div>\n<\/div>\n <\/li>\n<\/ul>\n<\/div>\n efficiency<\/p>\n class<\/p>\n The measurements and data shown are indicative. The parent company reserves the right to make any changes to its products, at any time, and without prior notice, as it deems appropriate for any technical or commercial need <\/p>\n<\/div>\n <\/p>\nTECHNOLOGIES<\/h2>\n
\n
<\/div>\nASH TRAY<\/h6>\n
<\/div>\nFLOW METER<\/h6>\n
<\/div>\nWET FLUE WAYS<\/h6>\n
<\/div>\nPELLET PILOT<\/h6>\n
<\/div>\nRDCS<\/h6>\n
<\/div>\nSMART FIREPOT<\/h6>\n
<\/div>\nK PROBE<\/h6>\n
<\/div>\nSYRION<\/h6>\n
<\/div>\nTOTAL KONTROL<\/h6>\n
<\/div>\nTURBULATORS<\/h6>\n
<\/div>\nCERAMIC IGNITOR<\/h6>\n
TECHNICAL DATA<\/h2>\n
\n\n
\n Rated power (kW)<\/td>\n 8.2 – 31.7<\/td>\n<\/tr>\n \n Input heat output (kW)<\/td>\n 8.9 – 34.6<\/td>\n<\/tr>\n \n Thermal power rendered to water<\/td>\n 8.2 – 31.7<\/td>\n<\/tr>\n \n Dimensions H x W x D (cm)<\/td>\n 130 x 68 x 90<\/td>\n<\/tr>\n \n Net Weight (kg)<\/td>\n 315<\/td>\n<\/tr>\n \n Hourly consumption – min\/max (Kg\/h)<\/td>\n 1.9 – 7.3<\/td>\n<\/tr>\n \n Min\/max<\/td>\n 91.6 – 91.7<\/td>\n<\/tr>\n \n Smoke outlet pipe (\u00d8 mm)<\/td>\n 100 (Rear)<\/td>\n<\/tr>\n \n Tank capacity (kg)<\/td>\n 70<\/td>\n<\/tr>\n \n Min\/max runtime (h)<\/td>\n 10 – 37<\/td>\n<\/tr>\n \n Operating electrical power (W)<\/td>\n 146<\/td>\n<\/tr>\n \n airClean\u2122<\/td>\n <\/td>\n<\/tr>\n\n Energy<\/td>\n A+<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n