Viessmann WB1A007 Technical Data Manual

4
5601 189 v1.1
Vitodens 100-W, WB1B Technical Data
Specifications
Technical Data
Standard heating boiler
Boiler Mo
del No. WB1B 26 WB1B 35
Natural gas and LPG
CSA input
CSA output/DOE
1
heating capacity
Net I=B=R rating
2
MBH
kW
MBH
kW
MBH
37-91
10.8-26.7
34-83
9.9-24.3
72
37-118
10.8-34.6
34-108
9.9-31.6
94
Heat exchanger surface area
ft.
2
m
2
10.23
0.95
10.23
0.95
Min. gas supply pressure
Natural gas
LPG
“w.c.
“w.c.
4
10
4
10
Max. gas supply pressure
3
Natural gas and LPG “w.c. 14 14
A.F.U.E. % 94.0 94.0
Weight lbs
kg
78
34.1
78
34.1
Shipping weight lbs
kg
95
43
95
43
Boiler water content USG
L
0.87
3.3
0.87
3.3
Boiler max. flow rate
4
GPM
L/hr.
6.2
1400
6.2
1400
Max. operating pressure
(max. allowable working pressure)
at 210º F (99º C)
psig
bar
45
3
45
3
Boiler water temperature
- Adjustable high limit (AHL) range
- space heating (steady state)
- DHW production (set-point)
- Fixed high limit (FHL)
ºF (ºC)
ºF (ºC)
ºF (ºC)
86 to 176 (30 to 80)
176 (80)
210 (99)
Boiler connections
Boiler heating supply and return
Pressure relief valve
Drain valve
NPTM (male) “
NPTF (female) “
(male thread) “
c“
c“
c“
c“
c“
c“
Dimensions
Overall depth
Overall width
Overall height
inches
mm
inches
mm
inches
mm
14d
360
15 c
400
28 b
725
14d
360
15 c
400
28b
725
1
Output based on 140º F (60º C), 120º F (49º C) 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 “System Flow Rates” on pages 20 to 25 in this manual.

Viessmann WB1A007 Specifications

General

Brand	Viessmann
Model	WB1A007
Category	Boiler
Language	English