9
FLOW, HEAD AND TEMPERATURE RISE
TABLE 7. XB MODELS - FLOW, HEAD AND TEMPERATURE RISE
Models
Input
(Btu/hr)
Output
(Btu/hr)
Water
Flow
Temperature Rise - ΔT °F
Flow Rate
20
30
40
Maximum
Minimum
XB-1000
920,000
855,600
GPM
86
56
43
86
43
LPM
325
211
162
325
162
ΔP FT
26
12
7
26
7
ΔP M
7.9
3.7
2.1
7.9
2.1
XB-1300
1,300,000
1,209,000
GPM
120
80
60
120
60
LPM
453
302
226
453
226
ΔP FT
32.5
15
8
32.5
8
ΔP M
9.9
4.6
2.4
9.9
2.4
XB-1700
1,700,000
1,581,000
GPM
156
104
78
156
78
LPM
592
395
296
592
296
ΔP FT
35
14
8
35
8
ΔP M
10.7
4.3
2.4
10.7
2.4
XB-2000
2,000,000
1,860,000
GPM
184
123
92
184
92
LPM
696
464
348
696
348
ΔP FT
26
12
7
26
7
ΔP M
7.9
3.7
2.1
7.9
2.1
XB-2600
2,600,000
2,418,000
GPM
239
159
120
239
120
LPM
905
604
453
905
453
ΔP FT
32.5
15
8
32.5
8
ΔP M
9.9
4.6
2.4
9.9
2.4
XB-3400
3,400,000
3,162,000
GPM
313
209
156
313
156
LPM
1184
789
592
1184
592
ΔP FT
35
14
8
35
8
ΔP M
10.7
4.3
2.4
10.7
2.4
Note: Head Loss shown is through the boiler only and allows for no additional piping.
