4
1.3
Boiler technical data
Tab. no. 1 Dimensions, technical data
Number of sections
pc
3
4
5
6
7
8
9
10
Boiler class according to EN 303 - 5
-
3
Combustion chamber volume
l
23,6
37,6
51,6
65,6
79,6
93,6
107,6 121,6
Water space volume
l
39,5
49,3
59,1
68,9
78,7
88,5
98
107,8
Weight
kg
262
312
362
412
462
512
562
612
Combustion chamber depth
mm
220
330
440
550
660
770
880
990
Diameter of smoke socket
mm
156
176
Boiler dimensions: height x width
mm
1161 x 665
depth L
mm
714
825
936
1047
1158
1269
1380
1491
Filling opening dimensions
mm
245x 195
Maximum working water overpressure
kPa
(bar)
400
(4)
Minimum working water overpressure
kPa
(bar)
50
(0,5)
Testing water overpressure
kPa
(bar)
800
(8)
Boiler hydraulic loss
-
See Fig. no. 1
Minimum output water temperature
°C
60
Control range of water temperature
°C
60 – 85
Noise level
dB
Does not exceed the level 65 dB (A)
Boiler connections – heating water
“
6/4
– return water
“
6/4
Cooling water temperature for
equipment for surplus heat withdaral
°C
5 – 20
Cooling water overpressure for
equipment for surplus heat withdaral
kPa
(bar)
200 – 600
(2-6)
Tab. no. 2 Technical data – hard coal as fuel
granularity 20 – 40 mm, fuel moisture max. 15 %
calorific value of fuel: 14 – 20 MJ.kg
-1
Number of sections
pc
3
4
5
6
7
8
9
10
Nominal heat output
kW
13
19
25
31
37
43
49
55
Fuel consumption at nominal heat
output
kg.h
-1
2,60
3,80
5,00
6,20
7,40
8,60
9,80
11,00
Minimum heat output
kW
3,9
5,7
7,5
9,3
11,1
12,9
14,7
16,5
Fuel consumption at minimum heat
output
kg.h
-1
0,79
1,15
1,51
1,87
2,23
2,60
2,96
3,32
Fuel efficiency
MJ.kg
-1
19,81
Burning time at nominal output
hour
4
Flue gases temperature at nominal
heat output
°C
220 – 250
Flue gases temperature at minimum
heat output
°C
110 – 120
Flue gases mass flow rate at nominal
output
g.s
-1
10,65 15,57 20,49 25,41 30,33 35,24 40,16 45,08
Flue gases mass flow rate at
minimum heat output
g.s
-1
4,92
7,19
9,46
11,73 14,00 16,27 18,54 20,81
Efficiency
%
78
Required chimney draught
mbar
0,13
0,14
0,15
0,20
0,22
0,28
0,30
0,32
Summary of Contents for Hercules U 24
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