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Boiler Retra -4М PLUS, 150kW
Overview
Boilers are designed to work in central water heating systems with forced (closed pressure heating system) or natural (open heating system) circulation of heat carrier for heat and hot water supply of residential buildings, dachas, industrial and warehouse premises, retail facilities, social and administrative buildings. With an operating pressure of not more than 0.2 MPA (on request - 0.6 MPA) and a water temperature at the boiler outlet of not more than +95 °C.
Characteristics
| Furnace volume, L | 460 |
| Connection dimensions to the heating system | DN65 |
| Upper combustion chamber size, mm (LxWxH | 890х800х640 |
| Connecting size of the safety valve | 1 1/2" |
| Overall dimensions of the boiler, mm (LxWxH) | 2080х1070 х1950 |
| Inner wall thickness of the heat exchanger, mm | 6 |
| Loading hatch neck size, mm (WxH) | 430 х 310 |
| Working pressure of the heat carrier, MPA, min / max | 0,1/0,3 |
| Water shirt volume, L | 335 |
| Boiler outlet water temperature, Max, °C | 95 |
| Vacuum behind the boiler, Pa, Max | 50 |
| Fuel type | wood, briquettes, coal |
| Water temperature at the boiler inlet, not less than, °C | 55 |
| Power consumption, W (220 V, 50 Hz), Max | 230 |
| Production period, days | ≥ 90 |
| Complete set | controller, air fans (primary and secondary), prep. valve, pressure gauge, requires cast iron grate |
| Temperature of combustion products, Max, °C | 110-160 |
| Chimney pipe diameter, mm/height, m, not less | 250/15 |
| Heat exchanger area, m2 | 12,5 |
| Chimney outlet, mm | Ø 250 |
| Boiler weight (without water), kg | 1 710 |
| Producer | РЕТРА |
| Power capacity, kW | 150 |
| Serial number of the boiler | 4М PLUS |
| Heating area, m2 (at a height of up to 3.5 m) | 1500 |
| Country of Origin | Ukraine |
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