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INsTALLATIoN
Specification
17.3 Domestic hot water output
The DHW output is subject to the connected power supply, the
appliance's connected load and the cold water inlet temperature.
The rated voltage and rated output can be found on the type plate.
Connected load in kw
38 °C DHW output in l/min
rated voltage
Cold water inlet temperature
380 V
400 V
415 V
9.9
12.2
11
13.5
11.8
14.5
16.2
18
19.4
16.2
19
21.7
18
21
24
19.4
22.6
25.8
Connected load in kw
50 °C DHW output in l/min
rated voltage
Cold water inlet temperature
380 V
400 V
415 V
9.9
12.2
11
13.5
11.8
14.5
16.2
18
19.4
16.2
19
21.7
18
17.8 Energy consumption data
Product datasheet: Conventional water heaters to regulation (EU) no. 812/2013 and 814/2013
Manufacturer
Load profile
Energy efficiency class
Energy conversion efficiency
Annual power consumption
Default temperature setting
Daily power consumption
Sound power level
Special information on measuring efficiency
38
| DHB-E LCD
5 °C
10 °C
15 °C
20 °C
4.3
5.1
6.1
5.3
6.2
7.6
4.8
5.6
6.8
5.8
6.9
8.4
10.7
5.1
6.0
7.3
6.3
7.4
9.0
11.5
7.0
8.3
10.1
12.9
7.8
9.2
11.2
14.3
8.4
9.9
12.0
15.4
7.0
8.3
10.1
12.9
8.2
9.7
11.8
15.1
9.4
11.1
13.5
17.2
7.8
9.2
11.2
14.3
9.1
10.7
13.0
16.7
10.4
12.2
14.9
19.0
8.4
9.9
12.0
15.4
9.8
11.5
14.0
17.9
11.2
13.2
16.0
20.5
5 °C
10 °C
15 °C
20 °C
3.1
3.5
4.0
3.9
4.4
5.0
3.5
3.9
4.5
4.3
4.8
5.5
3.7
4.2
4.8
4.6
5.2
5.9
5.1
5.8
6.6
5.7
6.4
7.3
6.2
6.9
7.9
5.1
5.8
6.6
6.0
6.8
7.8
6.9
7.8
8.9
10.3
5.7
6.4
7.3
DHB-E 11/13 LCD
236743
STIEBEL ELTRON
%
kWh
°C
kWh
dB(A)
Measured with integral
flow limiter, maximum
output and maximum set
Connected load in kw
rated voltage
380 V
400 V
21
24
7.9
9.7
17.4 Application areas / Conversion table
8.7
Specific electrical resistance and specific electrical conductivity
9.4
standard specifica-
tion at 15 °C
Conductivity σ ≤ Resist-
Resist-
ance
ρ ≥
Ωcm
mS/m μS/cm
900
111
1111
17.5 Pressure drop
Taps/valves
Tap pressure drop at a flow rate of 10 l/min
Mono lever mixer tap, approx.
Thermostatic valve, approx.
Shower head, approx.
4.7
5.8
Sizing the pipework
5.2
When calculating the size of the pipework, an appliance pressure
6.4
drop of 0.1 MPa is recommended.
5.6
6.9
17.6 Fault conditions
7.7
8.6
In the event of a fault, loads up to 80 °C at a pressure of 1.0 MPa
9.2
can occur briefly in the installation.
7.7
9.0
17.7 Test symbols
8.6
See type plate on the appliance.
DHB-E 18 LCD 25A
236744
STIEBEL ELTRON
S
S
A
A
39
39
479
476
60
60
2.201
2.184
15
15
Measured with integral
flow limiter and maximum
set value
value
50 °C DHW output in l/min
Cold water inlet temperature
415 V
5 °C
10 °C
6.7
7.5
7.6
8.6
19.4
6.2
6.9
22.6
7.2
8.1
25.8
8.2
9.2
20 °C
25 °C
Conductivity σ ≤ Resist-
ance
ance
ρ ≥
ρ ≥
Ωcm
mS/m μS/cm
Ωcm
800
125
1250
735
MPa
MPa
MPa
DHB-E 18/21/24 LCD
236745
STIEBEL ELTRON
S
A
39
476
60
2.184
15
Measured with integral
Measured with integral
flow limiter with high-
flow limiter and maximum
est flow rate, maximum
output and maximum set
value
www.stiebel-eltron.com
15 °C
20 °C
8.6
10.0
9.8
11.4
7.9
9.2
9.2
10.8
10.5
12.3
Conductivity σ ≤
mS/m
μS/cm
136
1361
0.04 - 0.08
0.03 - 0.05
0.03 - 0.15
DHB-E 27 LCD
236746
STIEBEL ELTRON
S
A
39
475
60
2.177
15
set value
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