Instruction manual - GB
www.atmos.cz
GB-7
GB
3. Technical data
ATMOS boiler type
D15P
D20P
D30P
D40P
D50P
Boiler output
kW
4,5 - 15
6,5 - 22
8,9 - 29,8
8,9 - 40
13,5 - 45
Heating surface
m
2
1,9
2
2,7
2,7
3,6
Fuel shaft volume
dm
3
70
70
105
105
140
Feeding hole dimensions
mm
270x450
270x450
270x450
270x450
270x450
Specified chimney draught
Pa
18
15
21
22
23
Max.operating water-pressure
kPa
250
250
250
250
250
Boiler weight
kg
305
315
386
386
455
Gas-outlet pipe diameter
mm
150/152
150/152
150/152
150/152
150/152
Boiler height
mm
1405
1405
1405
1405
1405
Boiler width
mm
606
606
606
606
606
Boiler depth
mm
708
745
954
954
1154
Electric parts ingress protection
IP
20
Electric input - at start-up
- in operation
W
522
42
572
92
530
97
530
97
530
97
Boiler efficiency
%
90,4
91,1
92,4
91,0
91,1
Boiler class
5
5
5
5
5
Waste gas temperature at nominal out-
put (pellet type)
°C
141
128
133
157
123
Waste gas combustion products flow
weight at nominal output – pellet type kg/s
0,012
0,016
0,025
0,031
0,035
Specified fuel
Good quality pellets with 6 – 8 mm diameter, 5 - 25 mm lenght
and 16 - 19 MJ.kg
-1
caloric power (white pellets)
Alternative fuel in case of urgent need
Dry firewood of 15 - 17 MJ.kg
-1
caloric power, 12 – 20 % moisture
content and 80 – 150 mm diameter
Average fuel (pellets) consumption at
nominal output
kg.h
-1
3,7
5
8,6
9,4
10,6
Maximum wood length
mm
310
310
510
510
710
Burning time at nominal output – wood
type
hour
2
2
2
2
2
Boiler water volume
l
65
82
91
91
117
Hydraulic pressure drop
mbar
0,22
0,22
0,23
0,23
0,24
Equalising tank minimum volume
l
500
500
750
750
1000
Connecting voltage
V/Hz
230/50
Specified min. temperature of water returning to boiler is 65 °C when in operation.
Specified boiler operating temperature is 80 - 90 °C.
