Technical Data - Viessmann B2HB 45 Installation Instructions Manual

B2hb series vitodens 200-w wall-mounted, gas-fired condensing boiler
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Vitodens 200-W B2HB 45, 57 Installation

Technical Data

Boiler Model No. 200-W B2HB
CSA input Natural Gas (NG)
CSA input Liquid Propane Gas (LPG)
CSA output/DOE *1
heating capacity NG
CSA output/DOE *1
heating capacity LPG
Net AHRI rating *2
Heat exchanger surface area
Minimum gas supply pressure
Natural gas
Liquid propane gas
Maximum gas supply pressure *3
Natural gas
Liquid propane gas
A.F.U.E.
Weight
Boiler water content
Boiler maximum flow rate *4
Maximum operating pressure
at 210°F (99°C)
Boiler water temperature
- Adjustable high limit (AHL) range
space heating (steady state)
DHW production
- Fixed high limit (FHL)
Boiler connections
Boiler heating supply and return
Pressure relief valve
Drain valve
Boiler supply/return for
indirect-fired DHW storage tank
(field supplied)
Gas valve connection
*1
Output based on 140ºF (60ºC), 120ºF (49ºC) system supply/return temperature.
*2
Net AHRI rating based on piping and pick-up allowance of 1.15.
*3
If the gas supply pressure exceeds the maximum gas supply pressure value, a separate gas pressure regulator
must be installed upstream of the heating system.
*4
See "Waterside Flow" on page 31 of this manual.
MBH
(kW)
MBH
(kW)
MBH
(kW)
MBH
(kW)
MBH
(kW)
2
ft.
2)
(m
"w.c.
"w.c.
"w.c.
"w.c.
%
lbs
(kg)
USG
(L)
GPM
(L/h)
psig
(bar)
°F
(°C)
°F (°C)
°F (°C)
NPTM in.
NPTF in.
(male thread)
NPT in.
NPTF in.
45
32-160
(9-47)
60-160
(17.5-47)
30-149
(9-44)
56-149
(17-49)
127
(37)
31.99
(2.9)
4
10
14
14
95.0
210
(95)
3.85
(14.6)
14.3
(3250)
60
(4)
68 to 165
(20 to 74)
165 (74)
210 (99)
1
b
¾
¾
1
b
1
Additional Information
57
32-199
(9-58)
60-199
(17.5-58)
30-185
(9-54)
56-185
(17-54)
160
(47)
31.99
(2.9)
4
10
14
14
95.0
210
(95)
3.85
(14.6)
14.3
(3250)
60
(4)
68 to 165
20 to 74
165 (74)
210 (99)
1
b
¾
¾
1
b
1
57

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B2hb 57

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