The hydraulic feeder is intended for supplying crushed loose fuel of various origin into fire chambers of M1 series boilers. Fuel types comprise various products of wood processing (wood shreds, sawdust, chips, etc.), agrowaste (grain waste, sunflower and corn stalks, etc.), peat fuel and other materials of vegetable origin. The feeder is used when a larger fraction fuel is loaded. The fuel is supplied by a scraper, which is driven by a hydraulic cylinder.
Feeders are completed with boilers of the following capacities:
- NMI-01 -140-320 kW;
- NMI-02 -500-720 kW;
- NMI-03 -950-2000 kW.