COMMISSIONING INSTRUCTIONS
TR05A153.B1107
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5.8 Gas data
5.8.1 Technical reference tables
Gas Type
Minimum Gas Pressure / mbar
Maximum Gas Pressure / mbar
Natural Gas (Methane) – G20
3.1
9.0
LPG (Butane) – G30
7.5
26.6
LPG (Propane) – G31
10.9
32.4
Table 6: Reference fan speeds
Natural Gas
G20
Liquid Butane Gas
G30
Liquid Propane Gas
G31
Lower Wobbe index
(15ºC; 1013 mbar)
MJ/Nm
3
45.67
80.58
70.69
Nominal Supply Pressure
mbar
20
30
37
Consumption
(15ºC; 1013 mbar)
m
3
/h
3.17
-
-
Consumption
(15ºC; 1013 mbar)
kg/h
-
2.37
2.33
Table 7: Reference gas data
Figure 38: Heating Output vs Parameter Value
0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
G 20 -
Natural gas
G 30 -
Butane
G 31 -
Propane
H
e
a
ti
n
g
p
o
w
e
r
in
k
W
Parameter value
G 30
G 20
G 31
