I
The value of the seasonal space heating energy efficiency of the
preferential space heater, expressed in %.
II
The factor for weighting the heat output of preferential and
supplementary heaters of a package as set out in the following
table.
III
The value of the mathematical expression: 294/(11 · Prated),
whereby "Prated" is related to the preferential space heater.
IV
The value of the mathematical expression 115/(11 · Prated),
whereby "Prated" is related to the preferential space heater.
Tab.21 Weighting of boilers
II, package without hot water storage tank
II, package with hot water storage tank
0
0
0
0.1
0.3
0.37
0.2
0.55
0.70
0.3
0.75
0.85
0.4
0.85
0.94
0.5
0.95
0.98
0.6
0.98
1.00
≥ 0.7
1.00
1.00
(1) The intermediate values are calculated by linear interpolation between the two adjacent values.
(2) Prated is related to the preferential space heater or combination heater.
Tab.22 Package efficiency
De Dietrich - C140
C140 – 45
C140 – 65
C140 – 90
DIEMATIC Evolution
%
90
92
95
9.4
EC Declaration of Conformity
The unit complies with the standard type described in the EC declaration
of conformity. It has been manufactured and commissioned in accordance
with European directives.
The original declaration of conformity is available from the manufacturer.
9 Appendix
7745361 - v02 - 15062020
DIEMATIC Evolution - C140
33
