Boiler for coal 5-25mm PROSAT WE 5 class 25 kW with feeder on right side
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Description
Boiler 5 class PROSAT WE 25 kW - is an ecological boiler meeting class 5 standards in accordance with PN-EN 303/5 2012, and also meets the guidelines of the ECO DESIGN directive. Automatic fuel dosing system - eco-coal. The boiler is adapted to work in open central heating systems. A microprocessor temperature regulator controls the entire combustion process as well as the operation of central heating pumps and domestic hot water. Boiler maintenance is limited to refueling in the tank, removing ash from the ash pan, and periodic cleaning of the convection exchanger channels from soot.
Key information:
- high thermal efficiency 90 %
- class 5 certificate
- meets ECO DESIGN directive requirements
- 5 year warranty
- boiler heat exchanger made of 6 mm sheet metal
- simple boiler operation and cleaning
- large cleaning openings
- fully automatic boiler operation
- controller: Tech ST37 RS
- possibility of expanding controller functions (additional paid options)
- boiler safety devices (auger sensor, thermal protection, feeder pin)
Functions performed by ST-480 controller:
- fan and screw or piston feeder control
- central heating pump control
- domestic hot water pump control
- floor pump control
- circulation pump control
- mixing valve actuator control
- possibility of connecting a room thermostat with RS communication or traditional
- possibility of connecting ST-65 GSM module
- possibility of connecting ST-505 ETHERNET module
- possibility of controlling two valves using additional ST-61 v4 or ST-431n modules
ST-480 controller equipment:
- large graphic display facilitating controller operation
- central heating temperature sensor
- domestic hot water and floor temperature sensor
- valve and return temperature sensor
- external temperature sensor (wireless)
- feeder temperature sensor (safety device)
- has thermal protection (thermal cutout)
- power cable
- pump power cables
- single-module panel housing for boiler installation or metal housing
Functions performed by ST-37 controller:
- central heating pump control
- domestic hot water pump control
- fan and screw or piston feeder control
- possibility of connecting ST-65 GSM module
- possibility of connecting ST-505 Ethernet module
- possibility of connecting a room thermostat with RS or traditional communication
- possibility of controlling two valves using additional ST-61 v4 or ST-431N modules
ST-37 controller equipment:
- LCD display
- central heating, domestic hot water, and feeder temperature sensor (safety device)
- has thermal protection (thermal cutout)
- panel housing for boiler installation or in metal housing
| Boiler type | unit | PROSAT WE 25 kW |
| Nominal heat output for coal | kW | 25 |
| Heat output range for coal | kW | 7.5 - 25 |
| Boiler heating surface area | m2 | 2.5 |
| Boiler water capacity | l | 82 |
| Heated surface area | m2 | up to 250 |
| Boiler class according to PN-EN 303-5: 2012 | 5 | |
| Efficiency | % | 89.0 - 90.0 |
| Hopper capacity | dm3 | 220 |
| Fuel burn time at nominal power | h | 42 |
| Max operating temperature (supply) | ºC | 85 |
| Min operating temperature (return) | ºC | 60 |
| Flue gas temperature at nominal power | ºC | 170 -185 |
| Flue gas temperature at minimum power | ºC | 92 - 110 |
| Maximum allowable working pressure | Mpa | 0.15 |
| Test pressure | Mpa | 0.3 |
| Required flue draft | mbar | 0.25 |
| Flow resistance (10K) | mbar | 2.2 - 4.0 |
| Minimum chimney opening cross-section | cm2 | 250 |
| Minimum chimney height | m | 7 |
| Chimney outlet diameter Ø | mm | 180 |
| Boiler weight (+/- 5%) | kg | 417 |
| Fuel: Hard coal | pea coal assortment type 31 or 31.1 granulation 5-25mm, designation a |
|
| Supply and return nozzle diameter | G | 1 1/2" |
| Drain nozzle diameter | G | 1/2" |
| Power supply | V/Hz | ~230 V / 50 Hz / 6.3 A |
| Power consumption | W | 180 |
| Energy consumption in standby mode | W | 11 |
| Noise emission | dB | 45.5 |
| Depth | mm | 945 |
| Width | mm | 1190 |
| Height | mm | 1360 |
Technical data
| Boiler class (303-5:2012) | 5 |
| Power output | 25 kW |
| Exhaust gas pipe diameter | 180 mm |
| Weight | 417 kg |
| Efficiency | 90 % |
| Size of heated surface | 250 m² |
| Ecodesign | tak |
| Height | 1360 mm |
| Width | 1190 mm |
| Depth | 945 mm |
| Minimum chimney section | 250 cm² |
| Outlet and inlet size | 1 1/2 G |
| Flue gas temperature | 170 - 185 °C |
| Warranty | 60 mies. |
| Power supply | ~230 V / 50 Hz / 6,3 A |
| Min. chimney height | 7 m |
| Required chimney draught | 25 Pa |
| Silo volume | 220 dm³ |
| Max working pressure | 1.5 bar |
| Exhaust pipe distance measured from the floor to its axis. | 1251 mm |
| thickness of steel | 6 mm |
| Boiler heating surface | 2.5 m² |
| Slow combustion | 42 h |
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