Energy Efficiency; Appliance Information 6 - Worcester Greenstar 12/18 Installation, Commissioning And Servicing Instruction Manual

3.3

Energy Efficiency

The following product data satisfy the requirements of the EU Regulations No. 811/2013 and No. 812/2013 supplementing Directive 2010/30/EU.
Product data Symbol Unit
Product type –
Condensing boiler –
Low temperature boiler –
B1 boiler –
Cogeneration space heater –
(CHP)
Combination heater –
Rated heat output P
rated
η
Seasonal space heating
s
energy efficiency
Energy efficiency class –
Useful heat output
At rated heat output and P
4
1)
high temperature regime
At 30 % of rated heat output P
1
and low temperature regime
2)
Useful efficiency
η
At rated heat output and
4
1)
high temperature regime
η
At 30 % of rated heat output
1
and low temperature regime
2)
Auxiliary electricity consumption
At full load el
max
At part load el
min
In standby mode P
SB
Other items
Standby heat loss P
stby
Ignition burner power P
ign
consumption
Emissions of nitrogen NOx
oxides
Annual energy consumption Q
HE
Sound power level, indoors L
WA
Table 2 Product data for energy consumption
1) High-temperature regime means 60 °C return temperature at heater inlet and 80 °C feed temperature at heater outlet.
2) Low temperature means for condensing boilers 30 °C, for low-temperature boilers 37 °C and for other heaters 50 °C return temperature (at heater inlet).
Greenstar Danesmoor External ErP and External System
7731600059 7731600060 7731600061 7731600068 7731600069 7731600070
– Danesmoor Danesmoor
External External
Regular ErP Regular
12/18 18/25
– Yes
– No
– No
– No
– No
kW 18
% 91
– A
kW 17.9 24.9
kW 5.7
% 91.1 90.9
% 96.8 95.8
kW 0.143 0.16
kW 0.043 0.048
kW 0
kW 0.123 0.16
kW -
mg/kWh 243 193
kWh -
dB(A) N/A
ErP - 6 720 813 288 (2014/09)
Danesmoor Danesmoor
External External
ErP Regular ErP System
25/32 12/18
Yes Yes
No No
No No
No No
No No
25 32
90 91
A A
32.2
7.9 10.2
91.4
96
0.16 0.143
0.048 0.043
0 0
0.16 0.123
- -
136
- -
N/A N/A
Appliance information
Danesmoor Danesmoor
External External
ErP System ErP System
18/25
Yes Yes
No No
No No
No No
No No
18 25
91 90
A A
17.9 24.9
5.7 7.9
91.1 90.9
96.8 95.8
0.16
0.048
0 0
0.123
- -
243 193
- -
N/A N/A
ErP
25/32
Yes
No
No
No
No
32
91
A
32.2
10.2
91.4
96
0.16
0.048
0
0.16
-
136
-
N/A
7