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Beschikbare talen
INSTALLATION
Specification
15.3 DHW output
The DHW output is subject to the mains voltage, the appliance's
connected load and the cold water inlet temperature. The rated
voltage and rated output can be found on the type plate (see
chapter "Operation / Troubleshooting").
Connected load in
38 °C DHW output in l/min.
kW
Rated voltage
Cold water inlet temperature
380 V
400 V
9.7
10.7
16.2
18
19
21
21.7
24
Connected load in
50 °C DHW output in l/min.
kW
Rated voltage
Cold water inlet temperature
380 V
400 V
9.7
10.7
16.2
18
19
21
21.7
24
15.7 Energy consumption data
Product datasheet: Conventional water heaters to regulation (EU) no. 812/2013 and 814/2013 / (S.I. 2019 No. 539 / Schedule 2)
Manufacturer
Load profile
Energy efficiency class
Energy conversion efficiency
Annual power consumption
Default temperature setting
Sound power level
Special information on measuring efficiency
Daily power consumption
28
| HDB-E Si
5 °C
10 °C
15 °C
4.2
4.9
6.0
4.6
5.5
6.6
7.0
8.3
10.1
7.8
9.2
11.2
8.2
9.7
11.8
9.1
10.7
13.0
9.4
11.1
13.5
10.4
12.2
14.9
5 °C
10 °C
15 °C
3.1
3.5
4.0
3.4
3.8
4.4
5.1
5.8
6.6
5.7
6.4
7.3
6.0
6.8
7.8
6.7
7.5
8.6
6.9
7.8
8.9
7.6
8.6
9.8
%
kWh
°C
dB(A)
kWh
15.4 Application areas / Conversion table
Specific electrical resistivity and specific electrical conductivity
(see chapter "Installation / Specification / Data table").
Standard specification at
15 °C
Spec. Re-
Spec. Conduc-
tivity σ ≤
sistivity
ρ ≥
Ωcm
mS/m μS/cm Ωcm
20 °C
1100
91
909
7.7
8.5
12.9
15.5 Pressure drop
14.3
15.1
Taps
16.7
17.2
Tap pressure drop at a flow rate of 10 l/min
19.0
Mono lever mixer tap, approx.
Thermostatic valve, approx.
Hand shower, approx.
20 °C
Sizing the pipework
4.6
5.1
When calculating the size of the pipework, an appliance pressure
7.7
drop of 0.1 MPa is recommended.
8.6
9.0
15.6 Fault conditions
10.0
10.3
In the event of a fault, loads up to a maximum of 95 °C at a pres-
11.4
sure of 1.2 MPa can occur temporarily in the installation.
HDB-E 12 Si
HDB-E 18 Si
232003
STIEBEL ELTRON
STIEBEL ELTRON
XS
A
39
468
55
15
None
2.143
20 °C
25 °C
Spec. Re-
Spec. Conduc-
Spec. Re-
tivity σ ≤
sistivity
sistivity
ρ ≥
ρ ≥
mS/m μS/cm Ωcm
970
103
1031
895
MPa
MPa
MPa
HDB-E 21 Si
232004
232005
STIEBEL ELTRON
S
S
A
A
39
39
480
477
55
55
15
15
None
None
2.215
2.197
www.stiebel-eltron.com
Spec. Conduc-
tivity σ ≤
mS/m μS/cm
112
1117
0.04 - 0.08
0.03 - 0.05
0.03 - 0.15
HDB-E 24 Si
232006
STIEBEL ELTRON
S
A
39
475
55
15
None
2.186
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