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Model(s):
Condensing boiler:
Low-temperature boiler:
B1 boiler:
Cogeneration space heater:
Combination heater:
Item
Rated heat output
For boiler space heaters and boiler combination heaters: useful
heat output
At rated heat output and high
temperature regime (*)
At 30% of rated heat output and low
temperature regime (**)
Auxiliary electricity consumption
At full load
At part load
In standby mode
For combination heaters:
Declared load profile
Daily electricity consumption
Contact details
(*) High temperature regime means 60°C return temperature at heater inlet and 80°C feed temperature at heater outlet.
(**) Low temperature means for condensing boilers 30°C, for low-temperature boilers 37°C and for other heaters 50°C return temperature.
12.2 PRODUCT DATA SHEET (IN COMPLIANCE WITH REGULATION 811/2013)
E-Tec Plus 28
E-Tec Plus 28
"! !
+++
+
A
A
++
A
A
+
A
B
A
A
C
B
D
C
E
D
F
24
kW
52
dB
Yearly energy consumption for the heating function (QHE)
Yearly electricity consumption for the domestic hot water function (AEC)
Yearly fuel consumption for the domestic hot water function (AFC)
Seasonal room heating yield (ηs)
Domestic hot water production yield (ηwh)
54
Alpha E-Tec Plus 28, 33 and 38 - Energy Classification
Symbol
Value
32
P
n
P
32.0
4
P
10.6
1
el
0.042
max
el
0.007
min
P
0.002
SB
XL
Q
0.124
elec
Alpha Therm Ltd., Nepicar House, Wrotham Heath, Kent. TN15 7RS
E-Tec Plus 33
XL
+++
A
A
++
A
+
A
A
B
C
D
55
Parameter
E-Tec Plus 38
YES
NO
NO
NO
Equipped with a supplementary heater:
YES
Unit
Item
Seasonal space heating energy
kW
efficiency
For boiler space heaters and boiler combination heaters: Useful
efficiency
At rated heat output and high
kW
temperature regime (*)
At 30% of rated heat output and low
kW
temperature regime (**)
Other items
kW
Standby heat loss
kW
Ignition burner power consumption
kW
Emissions of nitrogen oxides
Water heating energy efficiency
kWh
Daily fuel consumption
E-Tec Plus 33
"! !
XL
+
A
A
A
B
A
C
D
E
F
28
kW
dB
E-Tec Plus 28
44.1 GJ
27 kWh
17 GJ
93 %
87 %
Symbol
Value
η
93
s
η
88.1
4
η
97.7
1
P
0.055
stby
P
0.000
ign
NO
34
X
η
85
WH
Q
23.108
fuel
E-Tec Plus 38
E-Tec Plus 38
"! !
XL
+++
+
A
A
++
A
A
+
A
B
A
A
C
B
D
C
E
D
F
32
kW
54
dB
Value
E-Tec Plus 33
E-Tec Plus 38
51 GJ
50 GJ
29 kWh
27 kWh
17 GJ
18 GJ
93 %
93 %
87 %
85 %
NO
Unit
%
%
%
kW
kW
mg /
kWh
%
kWh
A
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