Viessmann Vitodens 200-W B2HA 112 Installation Instructions Manual page 34

Boiler Connections
Waterside flow
Boiler B2HA 112, 399 maximum flow rate; 38 GPM (8600 L/h)
B2HA 112, 399
Output (NG/LPG)
MBH
t for NG/LPG
20º F rise GPM
(L/h)
25º F rise GPM
(L/h)
30º F rise GPM
(L/h)
35º F rise GPM
(L/h)
40º F rise GPM
(L/h)
Boiler B2HA 150, 530 maximum flow rate; 38 GPM (8600 L/h)
B2HA 150, 530
Output
(NG/LPG) MBH
t for NG/LPG
20º F rise GPM
(L/h)
25º F rise GPM
(L/h)
30º F rise GPM
(L/h)
35º F rise GPM
(L/h)
40º F rise GPM
(L/h)
*1 Not recommended without a low loss header
32
(continued)
1 boiler 2 boilers 3 boilers
375 750
37.5 75
(8500) (17000)
30 60
(6800) (13600)
25 50
(5700) (11400)
21.4 42.9
(4900) (9700)
18.8 37.5
(4300) (8500)
1 boiler 2 boilers
495 990
49.5 *1 99
(11243) (22487)
39.6 *1 79
(8994) (17990)
33 66
(7495) (14991)
28 57
(6424) (12850)
25 50
(5631) (11244)
Vitodens 200-W B2HA 112, 150, 399, 530 Installation
4 boilers 5 boilers
1125 1500
112.5 150
(25600) (34100)
90 120
(20400) (27300)
75 100
(17000) (22700)
64.3 85.7
(14600) (19500)
56.3 75
(12800) (17000)
3 boilers 4 boilers
1485 1980
149 198
(33731) (44974)
119 158
(26985) (35979)
99 132
(22487) (29983)
85 113
(19275) (25700)
74 99
(16865) (22487)
6 boilers 7 boilers
1875 2250
187.5 225
(42600) (51100)
150 180
(34100) (40900)
125 150
(28400) (34100)
107.1 128.6
(24300) (29200)
93.8 112.5
(21300) (25600)
5 boilers 6 boilers
2475 2970
247.5 297
(56213) (67461)
198 237.6
(44971) (53969)
165 198
(37476) (44974)
141.4 170
(32122) (38549)
124 148.5
(28107) (33731)
8 boilers
2625 3000
262.5 300
(59600) (68100)
210 240
(44700) (54500)
175 200
(39700) (45400)
150 171.4
(34100) (38900)
131.3 150
(29800) (34100)
7 boilers 8 boilers
3465 3960
346.5 396
(78705) (89949)
277 317
(62964) (71959)
231 264
(52470) (59966)
198 226
(44974) (51399)
173 198
(39352) (44974)