H120 –H150 Hot Water Boilers
page 16
6.2 GAS – COMPONENT INFORMATION
Natural Gas
Propane Gas
ULPG Gas
Injector
Burner
Injector
Burner
Injector
Burner
Model
size
pressure
size
pressure
size
pressure
H120
1.25mm
0.90 kPa
0.75mm
2.50 kPa
0.75mm
2.00 kPa
H150
1.25mm
0.90 kPa
0.75mm
2.50 kPa
0.75mm
2.00 kPa
6.3 GAS PIPE SIZING TABLES
Natural gas at 1.13 kPa gas meter pressure
VICTORIA
Maximum run of copper pipe with average number of fittings
Model
20 mm
25 mm
32 mm
40 mm
50 mm
H120
4 m
25 m
90 m
260 m
320 m
H150
2 m
14 m
50 m
140 m
320m
1.25 kPa gas meter pressure
S.A., W.A., some areas N.S.W.
Maximum run of copper pipe with average number of fittings
Model
20 mm
25 mm
32 mm
40 mm
50 mm
H120
18 m
85 m
300 m
320 m
-
H150
10 m
45 m
160 m
320 m
-
2.75 kPa gas meter pressure
N.S.W. some areas, some new areas of Victoria.
Maximum run of copper pipe with average number of fittings
Model
15 mm
20 mm
25 mm
32 mm
H120
12 m
100 m
320 +m
-
H150
8 m
65 m
260 m
320 +m
NO allowance has been made for other appliances connected to the gas main. This
information is supplied as an indication of the capacities only. Refer to the latest issue of
AG601 for full details.
