Pump Requirements; Bruteboiler Flow And Head Requirements; Brutewater Heater Flow And Head Requirements - Bradford White Brute Installation And Operating Instructions Manual

Brute
HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS
Section 5 -

PUMP REQUIREMENTS

5.1 Brute Boiler Flow and Head
Requirements - BNTH
TEMPERATURE RISE IN °F
20°F 25°F
FLOW H/L FLOW H/L
SIZE GPM FT GPM FT
150 14.3 28.5 11.4 19
20 24.1 16 16.7 13.4 11.6 11.3
199/210
285 27 25.5 22 17.5
399 39 28 31 20
500 48 24 38 16
600 58 44 46 31
750 72 37 58 23
850 81 33 65 22
TEMPERATURE RISE IN °C
11°C 14°C
FLOW H/L FLOW H/L
SIZE lpm m lpm m
150 54 8.7 43 5.8
76 7.3 61 5.1
199/210
285 102 7.8 83 5.3
399 148 8.5 117 6.1
500 182 7.3 144 4.9
600 220 13.4 174 9.4
750 273 11.3 220 7.0
850 307 10.1 246 6.7
Table 12. Boiler Water Flow Data
5.2 Brute Water Heater Flow and Head
Requirements - BNTV
Flow H/L
Size gpm feet Rise °F
150 19 49
199 25 28
285 36 33
50 35
399
63 28
500
60 24
600**
750** 68 35
850** 68 26
* Maximum water hardness of 10 grains per gallon allowed.
** See SECTION 6B.7 for pump information.
Table 13. Water Heater Flow Data
30°F 35°F
FLOW H/L FLOW H/L FLOW H/L
GPM FT GPM FT GPM
9.5 13.6 8.1 11.2 7.1 8.8
9 9.9 6.9
18 14 15 10.5 13
25 14.5 22 11 19
32 12 27 9 24
38 22 33 18 29
48 17 41 13 36
54 15 46 10 41
17°C 19°C
FLOW H/L FLOW H/L FLOW H/L
lpm m lpm m lpm
36 4.1 31 3.4 27
51 3.5 43 2.7 37
68 4.3 57 3.2 49
95 4.4 83 3.4 72
121 3.7 102 2.7 91
144 6.7 125 5.5 110 4.6
182 5.2 155 4.0 136 3.0
204 4.6 174 3.0 155 2.4
NORMAL WATER*
Temp
Flow H/L
lpm m
15 72 14.9
15 95 8.5
15 98 10.1
15
189 10.7
15
239 8.5
19
227 7.3
21
257 10.7
24 257 7.9
40°F
FT
8
9
8
15
10
8
22°C
m
2.7
2.1
2.4
2.7
2.4
Temp
Rise °C
8
8
8
8
8
11
12
13
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