Energy Classification - Benchmark Alpha E-Tec Plus 28 Installation And Servicing Instruction

12 ENERGY CLASSIFICATION

12.1 TECHNICAL PARAMETERS FOR MIXED BOILERS (IN COMPLIANCE WITH REGULATION 811/2013)
The values in the following tables refer to the maximum heating output.
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.
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.
E-Tec Plus 28
YES
NO
NO
NO
YES
Symbol Value Unit
P 24 kW
n
P 24.1 kW
4
P 8.0 kW
1
el 0.010 kW
max
el 0.005 kW
min
P 0.002 kW
SB
XL
Q 0.122 kWh
elec
Alpha Therm Ltd., Nepicar House, Wrotham Heath, Kent. TN15 7RS
E-Tec Plus 33
YES
NO
NO
NO
YES
Symbol Value Unit
P 28 kW
n
P 28.0 kW
4
P 9.3 kW
1
el 0.012 kW
max
el 0.006 kW
min
P 0.002 kW
SB
XL
Q 0.131 kWh
elec
Alpha Therm Ltd., Nepicar House, Wrotham Heath, Kent. TN15 7RS
Alpha E-Tec Plus 28, 33 and 38 - Energy Classification
Equipped with a supplementary heater:
Item
Seasonal space heating energy
efficiency
For boiler space heaters and boiler combination heaters: Useful
efficiency
At rated heat output and high
temperature regime (*)
At 30% of rated heat output and low
temperature regime (**)
Other items
Standby heat loss
Ignition burner power consumption
Emissions of nitrogen oxides
Water heating energy efficiency
Daily fuel consumption
Equipped with a supplementary heater:
Item
Seasonal space heating energy
efficiency
For boiler space heaters and boiler combination heaters: Useful
efficiency
At rated heat output and high
temperature regime (*)
At 30% of rated heat output and low
temperature regime (**)
Other items
Standby heat loss
Ignition burner power consumption
Emissions of nitrogen oxides
Water heating energy efficiency
Daily fuel consumption
NO
Symbol Value Unit
η
93 %
s
η
87.8 %
4
η
97.5 %
1
P 0.057 kW
stby
P 0.000 kW
ign
mg /
NO 31
kWh
X
η
87 %
WH
Q 22.406 kWh
fuel
NO
Symbol Value Unit
η 93 %
s
η
87.8 %
4
η
97.6 %
1
P 0.057 kW
stby
P 0.000 kW
ign
mg /
NO 27
kWh
X
η
87 %
WH
Q 22.362 kWh
fuel
53