| Water shirt volume, L | 1 970 |
| Fuel type | pellets, wood chips, agricultural waste |
| Complete set | Retra-4M PLUS copper, PST / NPS torch, conveyor bunker nutritious |
| Heat exchanger area, m2 | 73,8 |
| Upper combustion chamber size, mm (LxWxH | 1440 х1950 х740 |
| Loading hatch neck size, mm (WxH) | 630 х 620 |
| Boiler outlet water temperature, Max, °C | 95 |
| Water temperature at the boiler inlet, not less than, °C | 55 |
| Temperature of combustion products, Max, °C | 110-160 |
| Chimney outlet, mm | 750х410 |
| Connection dimensions to the heating system | DN150 |
| Connecting size of the safety valve | 2хDN80 |
| Inner wall thickness of the heat exchanger, mm | 8 |
| Working pressure of the heat carrier, MPA, min / max | 0,4 |
| Vacuum behind the boiler, Pa, Max | 100 |
| Power consumption, W (220 V, 50 Hz), Max | 2 880 |
| Chimney pipe diameter, mm/height, m, not less | 700/25 |
| Boiler weight (without water), kg | 5 980 |
| Upper combustion chamber volume, M3 | 2,09 |
| Overall dimensions of the boiler with Hopper Assembly, mm (LxWxH) | 3350 х4500 х2750 |
| Production period, days | ≥ 90 |
| Producer | РЕТРА |
| Power capacity, kW | 1 000 |
| Heating area, m2 (at a height of up to 3.5 m) | 10000 |
| Hopper capacity, M3 | 3 |
| Serial number of the boiler | 4М BIO |
| Country of Origin | Ukraine |
| Water shirt volume, L | 1 970 |
| Fuel type | pellets, wood chips, agricultural waste |
| Complete set | Retra-4M PLUS copper, PST / NPS torch, conveyor bunker nutritious |
| Heat exchanger area, m2 | 73,8 |
| Upper combustion chamber size, mm (LxWxH | 1440 х1950 х740 |
| Loading hatch neck size, mm (WxH) | 630 х 620 |
| Boiler outlet water temperature, Max, °C | 95 |
| Water temperature at the boiler inlet, not less than, °C | 55 |
| Temperature of combustion products, Max, °C | 110-160 |
| Chimney outlet, mm | 750х410 |
| Connection dimensions to the heating system | DN150 |
| Connecting size of the safety valve | 2хDN80 |
| Inner wall thickness of the heat exchanger, mm | 8 |
| Working pressure of the heat carrier, MPA, min / max | 0,4 |
| Vacuum behind the boiler, Pa, Max | 100 |
| Power consumption, W (220 V, 50 Hz), Max | 2 880 |
| Chimney pipe diameter, mm/height, m, not less | 700/25 |
| Boiler weight (without water), kg | 5 980 |
| Upper combustion chamber volume, M3 | 2,09 |
| Overall dimensions of the boiler with Hopper Assembly, mm (LxWxH) | 3350 х4500 х2750 |
| Production period, days | ≥ 90 |
| Producer | РЕТРА |
| Power capacity, kW | 1 000 |
| Heating area, m2 (at a height of up to 3.5 m) | 10000 |
| Hopper capacity, M3 | 3 |
| Serial number of the boiler | 4М BIO |
| Country of Origin | Ukraine |
