Alpha InTec2 26CE Installation And Servicing Instructions page 56

11.6 DOMESTIC HOT WATER PRODUCTION SYSTEM ASSEMBLY CHART
Water heating energy efficiency of combination heater
Declared load profile:
Solar contribution
From fiche of solar device
( 1.1 x _____ -
Water heating energy efficiency of package under average climate
Water heating energy efficiency class of package under average climate
M
L
XL
XXL
Water heating energy efficiency under colder and warmer climate conditions
Colder:
Warmer :
The energy efficiency of the package of products provided for in this fiche may not correspond to its
actual energy efficiency once installed in a building, as the efficiency is influenced by further factors
such as heat loss in the distribution system and the dimensioning of the products in relation to building
size and characteristics.
11.7 PARAMETERS FOR FILLING IN DHW PACKAGE ASSEMBLY CHART
Parameter
'I'
'II'
'III'
* To be determined according to Regulation 811/2014 and transient calculation methods as per Notice of the European
Community no. 207/2014.
56
Alpha InTec² 26E, 30CE and 35CE - Energy Classification
Auxiliary electricity
10 % ) x _____ -
G F E D
< 27 % ≥ 27 % ≥ 30 % ≥ 33 %
< 27 % ≥ 27 % ≥ 30 % ≥ 34 %
< 27 % ≥ 27 % ≥ 30 % ≥ 35 %
< 28 % ≥ 28 % ≥ 32 % ≥ 36 %
3 2
- 0.2 x =
3 2
+ 0.4 x =
InTec² 26CE
74
*
*
____ - ______ =
C B A A
+
≥ 36 % ≥ 39 % ≥ 65 % ≥ 100 % ≥ 130 %
≥ 37 % ≥ 50 % ≥ 75 % ≥ 115 % ≥ 150 %
≥ 38 % ≥ 55 % ≥ 80 % ≥ 123 % ≥ 160 %
≥ 40 % ≥ 60 % ≥ 85 % ≥ 131 % ≥ 170 %
%
%
InTec² 30CE
74
*
*
1
%
_____
2
+
%
3
%
A A
++ +++
≥ 163 %
≥ 188 %
≥ 200 %
≥ 213 %
InTec² 35CE
85
*
*