Energy Efficiency - Worcester Greenstar 25Si Compact Installation, Commissioning And Servicing Instructions

3.4

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
Product type
Condensing boiler
Low temperature boiler
B1 boiler
Cogeneration space heater (CHP)
Combination heater
Rated heat output
Seasonal space heating energy efficiency*
Energy efficiency class
Useful heat output
At rated heat output and high temperature
1)
regime
At 30% of rated heat output and low
2)
temperature regime
Useful efficiency
At rated heat output and high temperature
1)
regime
At 30% of rated heat output and low
2)
temperature regime
Auxiliary electricity consumption
At full load
At part load
In standby mode
Other items
Standby heat loss
Ignition burner power consumption
Emissions of nitrogen oxides
Annual energy consumption
Sound power level, indoors
Additional data for combination heaters
Declared load profile
Daily electricity consumption
Annual electricity consumption
Daily fuel consumption
Annual fuel consumption
Water heating energy efficiency
Water heating energy efficiency class
Table 6 Product data for energy consumption according to the EU regulations no. 811/2013 and no. 813/2013
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 Si Compact ErP - 6 720 813 278 (2015/07)
Symbol Unit 7733600050
– – 25Si Compact
NG
– – Yes
– – No
– – No
– – No
– – Yes
P kW 24
rated
η
% 94
s
– – A
P kW 24
4
P kW 8.1
1
η
% 88.8
4
η
% 99.5
1
el kW 0.029
max
el kW 0.014
min
P kW 0.001
SB
P kW 0.078
stby
P kW 0
ign
NOx mg/kWh 25
Q kWh -
HE
L dB(A) 52
WA
– – XL
Q kWh 0.139
elec
AEC kWh 31
Q kWh 20.377
fuel
AFC GJ 1383
η
% 86
wh
– – A
7733600052 7733600051
ErP 30Si Compact ErP 25Si Compact
NG LPG
Yes Yes
No No
No No
No No
Yes Yes
24 24
94 94
A
24 24
8.1 8.1
88.8 88.8
99.5 99.5
0.029 0.029
0.014 0.014
0.001 0.001
0.078 0.078
0
25 25
-
52 52
XL XL
0.137 0.139
30 31
20.891 20.377
1418 1383
84 86
A
APPLIANCE INFORMATION
7733600054
ErP 30Si Compact ErP
LPG
Yes
No
No
No
Yes
24
94
A A
24
8.1
88.8
99.5
0.029
0.014
0.001
0.078
0 0
25
- -
52
XL
0.137
30
20.891
1418
84
A A
11