Viessmann Vitodens 200 Technical Manual page 19

Specification
Gas fired boiler, series B and C,
Category II
2ELL 3P
*1
Rated output range
T /T = 50 ºC/30 ºC
V R
T /T = 80 ºC/60 ºC
V R
Rated thermal load
Product ID
Gas supply pressure
Natural gas
LPG
Maximum permissible gas supply pressure
Natural gas
LPG
Max. power consumption
Total
Heating circuit pump
Solar circuit pump
Weight
Capacity Heat exchanger
Max. volume flow
(limits for the use of a hydraulic decoupler)
Rated circulation water volume
with DT = 20 K and T /T = 80 ºC/60 ºC
V R
Permissible operating pressure
Heating circuit
Solar heating circuit
Connections
Boiler flow and return
Solar flow and return
Hot and cold water
DHW circulation
Dimensions
Length
Width
Height
Height when tilted
Gas connection
DHW cylinder
Content
Permiss. operating pressure (DHW side)
Continuous DHW rating
Continuous DHW output
*4
Performance factor N
L
Max. drawing rate at the stated performance factor N
when heating DHW from 10 ºC to 45 ºC
Connectable collector area (max.)
Vitosol 100
Vitosol 200, 250 and 300
Connection values relative to the max. load
with gas with H
uB
3
Natural gas E 9.45 kWh/m
3
34.01 MJ/m
3
Natural gas LL 8.13 kWh/m
3
29.25 MJ/m
LPG 1279 kWh/kg
46.04 MJ/kg
*1
Details to EN 677.
*2
Rated output for DHW heating.
*3
If the gas supply pressure is higher than the maximum permitted value, a separate gas governor must be installed upstream of the
system.
*4
At 70 ºC average boiler water temperature and cylinder storage temperature Tcyl = 60 ºC.
The DHW performance factor N
Guide values: Tcyl = 60 ºC ³ 1.0 × N
VITODENS
kW
kW
kW
mbar
mbar
*3
mbar
mbar
W
W
W
kg
litres
l/h
l/h
bar
bar
Rp (fem. thread)
Rp (fem. thread)
mm
mm
mm
mm
G (fem. thread)
litres
bar
litres/h
kW
litres/min
L
2
m
2
m
3
m /h
3
m /h
kg/h
varies according to the cylinder storage temperature Tcyl.
L
Tcyl = 55 ºC ³ 0.75 × N
L
Tcyl = 50 ºC ³ 0.55 × N
L L
1.2 Specification
Vitodens 343
4.2 13.0
3.8 11.8/16.0
3.9 12.3/16.7
CE 0085 BO 0338
25.0
57.5
240
1 000
Multi connect system DN 20
Multi connect system DN 20
2 104
2 120
16.8
1.77
2.05
1.31
Tcyl = 45 ºC ³ 0.3 × N .
L
343
*2
1
20
50
280
110
110
4.0
507
2.5
3.5
¾"
¾"
677
600
¾"
250
10
200
16
1.6
5
3
19