| Water shirt volume, L | 175 |
| Fuel type | wood chips, sawdust, agricultural waste |
| Complete set | boiler "Retra-3M" (RR), feed hopper for wood chips |
| Heat exchanger area, m2 | 4,65 |
| Furnace volume, L | 160 |
| Upper combustion chamber size, mm (LxWxH | 600х510х545 |
| Overall dimensions of the boiler, mm (LxWxH) | 1550х800х1300 |
| Loading hatch neck size, mm (WxH) | 360х325 |
| Boiler outlet water temperature, Max, °C | 95 |
| Water temperature at the boiler inlet, not less than, °C | 55 |
| Temperature of combustion products, Max, °C | 110-110 |
| Chimney outlet, mm | 200 |
| Connection dimensions to the heating system | 2" |
| Connecting size of the safety valve | 3/4" |
| Inner wall thickness of the heat exchanger, mm | 5 |
| Working pressure of the heat carrier, MPA, min / max | 0,25 |
| Vacuum behind the boiler, Pa, Max | 40 |
| Chimney pipe diameter, mm/height, m, not less | 200/7 |
| Boiler weight (without water), kg | 790 |
| Overall dimensions of the boiler with Hopper Assembly, mm (LxWxH) | 1475х1580х1300 |
| Production period, days | ≥ 90 |
| Producer | РЕТРА |
| Power capacity, kW | 50 |
| Heating area, m2 (at a height of up to 3.5 m) | 500 |
| Hopper capacity, M3 | 0,6 |
| Serial number of the boiler | 3М BIO |
| Country of Origin | Ukraine |
| Water shirt volume, L | 175 |
| Fuel type | wood chips, sawdust, agricultural waste |
| Complete set | boiler "Retra-3M" (RR), feed hopper for wood chips |
| Heat exchanger area, m2 | 4,65 |
| Furnace volume, L | 160 |
| Upper combustion chamber size, mm (LxWxH | 600х510х545 |
| Overall dimensions of the boiler, mm (LxWxH) | 1550х800х1300 |
| Loading hatch neck size, mm (WxH) | 360х325 |
| Boiler outlet water temperature, Max, °C | 95 |
| Water temperature at the boiler inlet, not less than, °C | 55 |
| Temperature of combustion products, Max, °C | 110-110 |
| Chimney outlet, mm | 200 |
| Connection dimensions to the heating system | 2" |
| Connecting size of the safety valve | 3/4" |
| Inner wall thickness of the heat exchanger, mm | 5 |
| Working pressure of the heat carrier, MPA, min / max | 0,25 |
| Vacuum behind the boiler, Pa, Max | 40 |
| Chimney pipe diameter, mm/height, m, not less | 200/7 |
| Boiler weight (without water), kg | 790 |
| Overall dimensions of the boiler with Hopper Assembly, mm (LxWxH) | 1475х1580х1300 |
| Production period, days | ≥ 90 |
| Producer | РЕТРА |
| Power capacity, kW | 50 |
| Heating area, m2 (at a height of up to 3.5 m) | 500 |
| Hopper capacity, M3 | 0,6 |
| Serial number of the boiler | 3М BIO |
| Country of Origin | Ukraine |