UD 29
Energy efficiency class
16 25 40 60 80 100 29
Boiler class acc. to EN 303-5: 2012
3
Max. operating pressure bar
Wood, max. moisture 20% of heat value min. 15 MJ/kg
Brown coal
8 - 18 8 – 31 14 - 41 15 - 72 25 - 92 25-100 8-35(8-29)*
Fuel consumption with
nominal output
kg/hrs.
7,8 (8,0)*
Alternative fuel
wood waste, wood chips, sawdust, sawdust briquettes,
(for UD 29 also wood, max. moisture 20%)
Chimney draught mBar
0,20 – 0,30 0,25 – 0,35 0,15 – 0,25
400 430 460 760 930 950 430
Height with control A mm
1135 1385 1420 1120
Height of outlet branch B mm
1075 1310 1400 1045
Height of inlet branch C mm
115 125 215 110
Height of water-feed valve D mm
55 70 135 55
Height of chimney outlet E mm
890 1110 1170 890
Width including lever F mm
645 785 645
Width including panels G mm
840 1070 1260 1650 1070
Exhaust brand I mm
240 520 240
Diameter of chimney outlet
Ø 160 Ø 196 Ø 160
Depth from edge K mm
188 305 880 1210 218
Spacing of insert L mm
405 70 350
Diameter of inlet brand G
2“
Diameter of outlet brand G
2“
Diameter of water-feed
valve
G
60 75 93 180 205 215 75
Gas temperature:
Nominal output
Minimum output
°C
240
150
Gasification chamber
dimension - Depth
mm
400 570 750 1150 1090 490/440
Height mm
380 440 575 440
Gasification chamber
dimension (w-h)
mm
435 -255 575 – 318 435 - 255
Max. fuel weight kg
20 35 55 95 150 140 30
Capacity of chamber dm
3
80 120 185 315 483 457 105
Noise level dB
45 45,5 47,7 51,4 54,2 45,5
Max. electric input W
21,9
Voltage/ frequency V/Hz
230ACV / 50 Hz
Pressure loss of water :
∆t 10
0
C
∆t 20
0
C
9,70
1,00
9,75
1,05
10,48
2,55
12,77
3,19
11,83
2,96
11,53
2,84
9,97
1,15
Heat Exchanger
- inlet water temperature
- inlet water pressure
4 – 15
min 1 – max 4
Safety Drain valve for heat exchanger HONEYWELL TS 131 ¾”
Opening temperature 95 °C
STB fuse, blow temperature 100
o
C (tolerance: -6
°C - 0
°C
)
Weight flow of gases kg/s
0,034 – 0,047
* specification for wood fuels