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System Flow Rates
Typical System Flow Rates
Boiler B2HA 88, 311 maximum flow rate; 25 GPM (5700 L/h)
Model B2HA 88, 311
Output (NG/LPG)
MBH
t for NG/LPG
20ºF rise
GPM
(L/h)
25ºF rise
GPM
(L/h)
30ºF rise
GPM
(L/h)
35ºF rise
GPM
(L/h)
40ºF rise
GPM
(L/h)
Boiler B2HA 100, 352 maximum flow rate; 25 GPM (5700 L/h)
Model B2HA 100, 352
Output (NG/LPG)
MBH
t for NG/LPG
20ºF rise
GPM
(L/h)
25ºF rise
GPM
(L/h)
30ºF rise
GPM
(L/h)
35ºF rise
GPM
(L/h)
40ºF rise
GPM
(L/h)
10
1 boiler
2 boilers
3 boilers
294
588
882
29.4
58.8
88.2
(6677)
(13355)
(20032)
23.5
47.0
70.6
(5342)
(10684)
(16026)
19.6
39.2
58.8
(4452)
(8903)
(13355)
16.8
33.6
50.4
(3816)
(7631)
(11447)
14.7
29.4
44.1
(3339)
(6677)
(10016)
1 boiler
2 boilers
3 boilers
333
666
33.3
66.6
(7563)
(15128)
(22692)
26.6
53.3
(6051)
(12102)
(18153)
22.2
44.4
(5042)
(10085)
(15128)
19
38.1
(4322)
(8644)
(12967)
16.7
33.3
(3781.6)
(7564)
(11346)
Vitodens 200-W B2HA 88-150, 311- 530 Technical Data
4 boilers
5 boilers
1176
1470
117.6
147.0
(26709)
(33387)
94.1
117.6
(21367)
(26709)
78.4
98.0
(17806)
(22258)
67.2
84.0
(15262)
(19078)
58.8
73.5
(13355)
(16693)
4 boilers
5 boilers
999
1332
1665
100
133
166.5
(30255)
(37816)
80
106.6
133
(24204)
(30253)
66.6
89
111
(20170)
(25211)
57
76
95
(17289)
(21609)
50
66.6
83
(15128)
(18908)
6 boilers
7 boilers
1764
2058
176.4
205.8
(40064)
(46741)
141.1
164.6
(32051)
(37393)
117.6
137.2
(26709)
(31161)
100.8
117.6
(22894)
(26709)
88.2
102.9
(20032)
(23371)
6 boilers
7 boilers
1998
2331
200
233
(45383)
(52947)
160
187
(36307)
(42377)
133
155.4
(30255)
(35298)
114
133
(25933)
(30255)
100
117
(22692)
(26473)
8 boilers
2352
235.2
(53419)
188.2
(42735)
156.8
(35612)
134.4
(30525)
117.6
(26709)
8 boilers
2664
266.4
(60510)
213
(48409)
178
(40341)
152
(34578)
133
(30255)
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