Energy Efficiency - Worcester Greenstar i System ErP Series Installation, Commissioning And Servicing Instructions

Appliance information
3.3

Energy efficiency

Natural Gas appliances
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
Product type
Condensing boiler
Low temperature boiler
B1 boiler
Cogeneration space heater
(CHP)
Combination heater
Rated heat output P
rated
Seasonal space heating
energy efficiency
Energy efficiency class
Useful heat output
At rated heat output and
1)
high temperature regime
At 30 % of rated heat output
and low temperature
2)
regime
Useful efficiency

At rated heat output and
1)
high temperature regime

At 30 % of rated heat output
and low temperature
2)
regime
Auxiliary electricity consumption
At full load el
At part load el
In standby mode P
Other items
Standby heat loss P
Ignition burner power P
consumption
Emissions of nitrogen NOx
oxides
Sound power level, indoors L
Table 6 Product data for energy efficiency in accordance with Regulation (EU) 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).
10
Unit 7733600011 7733600010 7733600009 7733600008 7733600007 7733600006
– – 9i System
ErP
NG
– – Yes
– – No
– – No
– – No
– – No
kW 9

% 93
s
– – A
P kW 9
4
P kW 3
1
% 88.2
4
% 99.5
1
kW 0.025
max
kW 0.014
min
kW 0.002
SB
kW 0.058
stby
kW 0
ign
mg/kWh 32
dB(A) 49
WA
12i System 15i System
ErP ErP
NG NG
Yes Yes
No No
No No
No No
No No
12 15
94 94
A A
12 15
4.1 5.1
88.2 87.9
99.5 99.3
0.038 0.033
0.014 0.014
0.002 0.002
0.058 0.058
0 0
41 38
52 50
18i System 21i System
ErP ErP
NG NG
Yes Yes
No No
No No
No No
No No
18 21
94 94
A A
18 21
6.2 7.2
87.9 87.7
99.3 99.4
0.047 0.033
0.014 0.014
0.002 0.002
0.058 0.058
0 0
45 44
52 49
Greenstar i System - 6 720 806 945 (2015/07)
ErP
24i System
ErP
NG
Yes
No
No
No
No
24
94
A
24
8.2
87.7
99.4
0.039
0.014
0.002
0.058
0
44
50