43
4.
For the service technician
4.4 Technical data for calculating the flue gas system
acc. to EN 13384-1 (for LWP 180–500T)
4.5 General technical data (for LWP 180–500T)
1
See operating manual. Fuels section
2
See Section 2.2.1
3
By removing parts which are easy to take off (e.g. doors. hook-in plates. burn through plates. heating surface cleaning mechanism. etc.)
4
Not including doors or blower motor
LogWIN Premium Touch
wood gasification boiler
Formula
symbols
Unit
LWP 180T LWP 250T LWP 300T LWP 360T LWP 500T
Boiler class according to EN 303-5:2012
5
Nominal thermal output range
kW
13.4–17.4
13.4–25.0
13.4–29.9
23.7–35.6
23.7–49.9
Fuel type according to EN 303-5:2012
Permissible
A. C2
1
Fuel water content
Permissible
%
15–25
Burn duration at nominal load/part load
Beech
Spruce
h
10.0 / 12.9
6.4 / 8.3
8.1 / 12.9
5.2 / 8.3
6.4 / 12.9
4.1 / 8.3
7.9 / 10.5
4.9 / 6.6
4.8 / 10.5
3.0 / 6.6
Filling chamber
W x D x H
Beech / spruce
mm
l
kg
394 x 562 x 800
176
50/32
504 x 562 x 800
226
64/40
Filling door dimensions
W x H
mm
430 x 372
Feed pressure during operation (draught
requirement)
Maximum
needed
mbar
0.10
0.20
0.15
0.20
0.20
0.25
Boiler temperature control range
°C
60–87
Boiler set temperature
°C
80
2
Return temperature
min.
°C
45
Water-side resistance
D
T = 20 °K
D
T = 10 °K
mbar
2.1
7.2
3.4
14.0
5.5
20.0
7.2
37.5
14.0
50.0
Operating pressure
max.
bar
3
Test pressure
bar
4.5
Boiler water volume
l
130
150
Weight of boiler
net
kg
519
590
Minimum transport weight
3
kg
449
507
Installation dimensions
W x D x H
mm
588 x 1019 x 1596
698 x 1019 x 1596
Minimum installation dimensions
4
W x D x H
mm
588 x 967 x 1498
698 x 967 x 1498
Electrical power consumption
Operation
Stand-by
W
47
7
53
7
58
7
60
7
66
7
Values from type testing with beech. testing office TÜV SÜD Munich. test report no.: 1240-00/08. H-A 1240-03/15)
Boiler efficiency
%
91.5
91.8
92.0
91.5
90.1
Flue gas temperature
Nominal load
Part load
°C
105
97
126
97
143
97
151
109
175
109
LogWIN Premium Touch
wood gasification boiler
Formula
symbols Unit
LWP 180T
LWP 250T
LWP 300T
LWP 360T
LWP 500T
min.
max.
min.
max.
min.
max.
min.
max.
min.
max.
Values in practical operation
(average between two cleaning intervals)
Nominal thermal output
Q
N
kW
13.4
17.4
13.4
25.0
13.4
29.9
23.7
35.6
23.7
49.9
Nominal heat load
(firing thermal output)
Q
B
kW
14.3
19.0
14.3
27.2
14.3
32.5
26.2
39.2
26.2
55.4
Volume concentration of CO
2
s
(CO
2
)
%
13.9
14.4
13.9
14.4
13.9
14.4
13.9
14.4
13.9
14.4
Flue gas mass flow rate
.
m
kg/s
0.0077 0.0099 0.0077 0.0142 0.0077 0.0170 0.0141 0.0205 0.0141 0.0289
Flue gas temperature
T
W
°C
112
130
70
151
76
168
80
164
89
200
Necessary feed pressure
P
W
Pa
10
Flue gas connection diameter
Ø
mm
130