Thermann Installer’s Manual
Gas Continuous Flow Water Heaters
18
4. Maximum Natural Gas Delivery Capacity (For supply pressure around 5-10 kPa) - COPPER PIPE (AS 1432 TYPE B) [MJ/h]
Pipe
Size
1.5 kPa Pressure Drop
Length (including fittings) : metres
2
4
6
8
10
12
14
16
18
20
25
30
35
40
45
50
55
60
15
244
168
135
115
102
93
85
79
74
–
–
–
–
–
–
–
–
–
20
807
554
445
381
338
306
281
262
246
232
206
186
171
160
150
141
134
128
25
1772 1218
978
837
742
672
619
575
540
510
452
410
377
351
329
311
295 2813
32
3399 2336 1876 1606 1423 1289 1186 1104 1035
978
867
785
723
672
631
596
566
540
40
5720 3931 3157 2702 2395 2170 1996 1857 1742 1646 1459 1322 1216 1131 1061 1002
952
908
50
13161 9046 7264 6217 5510 4993 4593 4273 4009 3787 3356 3041 2798 2603 2442 2307 2191 2090
65
24377 16754 13454 11515 10206 9247 8507 7914 7426 7014 6217 5633 5182 4821 4523 4273 4058 3871
80
38760 26639 21392 18309 16227 14703 13526 12584 11807 11153 9887 8956 8239 7665 7192 6794 6452 6155
100
–
–
–
–
–
–
–
–
– 24649 21846 19794 18210 16941 15895 15015 14260 13604
125
–
–
–
–
–
–
–
–
– 45174 40037 36276 33374 31048 29131 27517 26134 24932
150
–
–
–
–
–
–
–
–
– 72663 64400 58351 53682 49941 46858 44262 42037 40104
Summary of Contents for TH17ENB5L
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