Viessmann VITODENS 200-W Installation Instructions Manual page 56

Additional Information
Technical Data
Table 4
Boiler Model Model No. WB2B
Natural gas / liquid propane gas
CSA input
*1
CSA output/DOE
heating capacity
*2
Net I=B=R rating
Heat exchanger surface area
Min. gas supply pressure
Natural gas
Liquid propane gas
*3
Max. gas supply pressure
Natural gas
Liquid propane gas
A.F.U.E.
Weight
Boiler water content
*4
Boiler max. flow rate
Max. operating pressure
at 210ºF / 99ºC
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 NPT"
(field supplied)
Gas valve connection, NPTF
*1
Output based on 140ºF / 60ºC, 120ºF / 49ºC system supply/return temperature.
*2
Net I=B=R 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 "Typical System Flow Rates" on page 28 in this manual.
56
MBH
kW
MBH
kW
MBH
2
ft.
2
m
"w.c.
"w.c.
"w.c.
"w.c.
%
lbs
kg
USG
ltr
GPM
ltr/h
psig
bar
ºF/
ºC
ºF/
ºC
ºF/ºC
NPTM "
NPTF "
(male
thread)
45
60-160
17-47
55-146
16-43
127
15.76
1.46
4
10
14
14
96.1
155
70
1.9
7.2
15.4
3500
60
4
68 to 165 /
20 to 74
165 /
74
210/99
1¼
¾
¾
1¼
1
60
60-212
17-62
55-194
16-57
169
15.76
1.46
4
10
14
14
96.1
155
70
1.9
7.2
15.4
3500
60
4
1¼
¾
¾
1¼
1