that correspond to the water heating efficiency class
The product fulfills and corresponds to the requirements of the commission regulation
standards (No 814/2013) for electrical storage water heater and achieved a water
heating energy efficiency of
In accordance with Annex
Ⅱ
Enercy Efficiency Classes article 1 of the commission
regulation (No 812/2013)
The evaluation of the result of this report with respect of conformity with the related
commission regulation (No 812/2013 and 814/2019) is only a part of the conformity
assessment to achieve the ErP-Label.
Electricity consumption Q
elec
、
water heating energy efficiency
η
wh
and mixed water
at 40
℃（
V40
）
“B”
η
wh
=39.0%
The electrical storage water heater
EWH 80 D SLIM
of the company
TEKA
Industrial, S.A.
was tested with a declared load profile of the size
“M”
12
9.745
Description
Parameter
Value
Unit
k-Value
Smart control compliance
Smart control factor
Conversion coefficient
Ambient correction term
Referenct energy
Useful energy content
Correction ratio of reference and useful energy
Daily electricity consumption (measured)
Water temperature at the beginning of the 24h measurement
cycle
Water temperature at the end of the 24h measurement cycle
Storage volume
Storage volume
Daily electricity consumption (corrected)
Water heating energy efficiency
Annual Electricity Consumption
Water heating energy efficiency class
Water temperature without tapping
Average water temperature of inlet cold water
Normalised value of the average temperature
Calculated volume that delivered hot water of at least 40
℃
%
kWh
kWh
kWh
kWh
℃
℃
kg
L
kWh
kWh
kWh
kWh
kWh
kWh
℃
℃
℃
L
%
Sequence of SMART tapping cycles used during the test
Useful energy content of the hot water drawn-off during
smart period Q
reference
,H2O expressed in kWh:
Useful energy content of the hot water drawn-off during
smart period Q
smart
,H2O expressed in kWh:
The weekly electricity consumption with smart controls
The weekly electricity consumption without smart controls
k
smart
SCF
CC
Q
cor
Q
ref
Q
H2O
Q
ref/
Q
H2O
Q
test_elec
T3
T5
M
act
C
act
Q
elec
η
wh
AEC
T
set
θ
c
θ
p
V
40
Q
elec,week,smart
Q
elec,week
Q
reference
,
H2O
Q
smart
,
H2O
B
0.23
1
38.1
2.5
-0.10732
5.845
8.5238
0.686
14.177
71.0
70.6
74
74
32.610
27.109
35.020
56.580
M/S/M/S/M
39
1316
64.7
10.6
59
108
