30
VIADRUS U22 Economy 38
Condensing boiler
no
Solid fuel combined heat and
power boiler
no
Combined boiler
no
Fuel
Preferable fuel
(only one):
Other suitable fuel/fuels
Wood chunks, content of humidity ≤ 25 %
YES
no
Wood chips, content of humidity 15 - 35 %
no
no
Wood chips, content of humidity > 35 %
no
no
Pressed wood in a form of pellets or briquettes
no
no
Saw dust, content of humidity ≤ 50 %
no
no
Other wood biomass
no
no
Non-wood biomass
no
no
Pit-coal
no
no
Brown coal (including briquettes)
no
no
Coke
no
no
Anthracite
no
no
Briquettes from a mixture of fossil fuels
no
no
Other fossil fuel
no
no
Briquettes from a mixture of biomass (30 - 70 %) and fossil fuels
no
no
Other mixture of biomass and fossil fuels
no
no
Properties during operation with preferable fuel:
Season energy efficiency of heating of indoor premises
ƞ
s
[%]:
78
Energy efficiency index
EEI
:
114
N
a
m
e
Mark
ing
V
a
lue
U
ni
t
N
a
m
e
Mark
ing
V
a
lue
U
ni
t
Useful heating power
Useful efficiency
- at nominal thermal power
P
n
38
kW
- at nominal thermal power
ƞ
n
90.4
%
- at [30%/50%] of nominal thermal
power, if applicable
P
p
-
kW
- at [30%/50%] of nominal thermal
power, if applicable
ƞ
p
-
%
Solid fuel combined heat and power boilers
Auxiliary electric energy consumption:
Electric efficiency at nominal
thermal power
ƞ
el
,
n
-
%
- at nominal thermal power
el
max
-
kW
- at [30%/50%] of nominal thermal
power, if applicable
el
min
-
kW
- of integrated secondary device
for decreasing emissions, if
applicable
kW
- in standby mode
P
SB
-
kW
Contact data
VIADRUS a.s.
Bezručova 300
Bohumín
735 81
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