ALFA TERM 20 - Technical Data for Alfa Term 20 Stove

2
0. TECHNICAL DATA
HEATING POWER WITH GRATE IN LOWER POSITION:
Rated heating power (wood/coal)
22,9 kW / 22,8 kW
Heating power of stove emission (wood/coal)
8,7 kW / 8,1 kW
Thermal power of delivered water (wood/coal)
14,2 kW / 14,7 kW
HEATING POWER WITH GRATE IN UPPER POSITION:
Rated heating power (wood/coal)
16 kW / 20kW
Heating power of stove emission (wood/coal)
6 kW / 8 kW
Thermal power of delivered water (wood/coal)
10 kW / 12 kW
REQUIRED FLUE DRAFT
16Pa
DIAMETER OF FLUE EXTENSION
150 mm
HEIGHT FROM FLOOR TO AXIS OF FLUE EXTENSION
690 mm
STOVE DIMENSIONS:
Width
900 mm
Height
850 mm
Depth
600 mm
OVEN DIMENSIONS:
Width
460 mm
Height
260 mm
Depth
440 mm
FIREBOX DIMENSIONS:
Width
265 mm
Height (min./max.)
264/452 mm
Depth
414 mm
OPENING OF FIREBOX DOOR (width/height)
175/200 mm
CONNECTIONS OF DISCHARGE AND RETURN LINE
R1 RS
CONNECTIONS OF THERMO VALVE AND SAFETY VALVE
R1/2 RU
CONNECTIONS OF COOLING PIPES
R1/2 RS
BOILER VOLUME
14 (l)
HEATING VOLUME WITH GRATE IN LOWER POSITION:
280-380m
3
(total)
Heating volume of stove emission
100 -135 m
3
Heating volume of hot water (radiators)
180-230 m
3
HEATING VOLUME WITH GRATE IN UPPER POSITION:
190-250m
3
(total)
Heating volume of stove emission
70-95 m
3
Heating volume of hot water (radiators)
120-155m
3
MAXIMAL OPERATING PRESSURE
1,9 bar
MAXIMAL OPERATING TEMPERATURE
90 C
WEIGHT (gross/net)
200/170 kg
FLUE GAS TEMPERATURE (wood/coal)
268 / 272 ºC
CONTENT OF CO (13% O2)
0,96 / 0,68 %
ENERGY EFFICIENCY
74 / 77 %
Note:
The heating power is shown for stoking dry beech wood with lower heating power Hd=4255W/kg and brown
coal Hd=4926W/kg.