Bradford-White Corp BMT2H Manual De Usuario

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Brute Deluxe 
(200, 300, 400)
Page 17
 
Size
20°F
25°F
30°F
35°F
flow 
gpm
H/L 
feet
flow 
gpm
H/L 
feet
flow 
gpm
H/L 
feet
flow 
gpm
H/L 
feet
200
17
1.6
14
1.0
11
0.7
10
0.5
300
26
3.5
20
2.3
17
1.6
15
1.2
400
34
6.3
27
4.0
23
2.8
19
2.1
Metric Equivalent
 
Size
11°C
14°C
17°C
19°C
flow 
lpm
H/L 
m
flow 
lpm
H/L 
m
flow 
lpm
H/L 
m
flow 
lpm
H/L 
m
200
64
0.5
51
0.3
43
0.2
37
0.2
300
97
1.1
77
0.7
64
0.5
55
0.4
400
129
1.9
103
1.2
86
0.9
74
0.6
Notes: gpm = gallons per minute, lpm = liters per minute, 
H/L = head loss, ft = head loss in feet, 
m = head loss in meters.
Maximum temperature rise is 35°F (19°C), as shown. 
Head loss is for boiler’s heat exchanger only. 
N/R = not recommended.
Table 8. Water Flow Requirements - BMT2H.
Figure 4. Hydronic Piping — Multiple Boilers, Primary Secondary System.