INSTALLATIoN
Specification
17.3 DHW 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
DHE 18/21/24
16.2
19.0
21.7
18.0
21.0
24.0
19.4
22.6
25.8
DHE 27
24.4
27.0
100
| DHE
5 °C
10 °C
15 °C
20 °C
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
10.6
12.4
15.2
19.4
11.7
13.8
16.8
21.4
Connected load in kw
50 °C DHW output in l/min.
Rated voltage
Cold water inlet temperature
380 V
400 V
415 V
DHE 18/21/24
16.2
19.0
21.7
18.0
21.0
24.0
19.4
22.6
25.8
DHE 27
24.4
27.0
17.4 Application areas / conversion table
Electrical resistivity and electrical conductivity
Standard specifica-
tion at 15 °C
20 °C
Conductivity σ ≤ Resis-
Resis-
tivity
tivity
ρ ≥
ρ ≥
Ωcm
mS/m μS/cm
Ωcm
900
111
1111
800
5 °C
10 °C
15 °C
5.1
5.8
6.6
6.0
6.8
7.8
6.9
7.8
8.9
5.7
6.4
7.3
6.7
7.5
8.6
7.6
8.6
9.8
6.2
6.9
7.9
7.2
8.1
9.2
8.2
9.2
10.5
7.7
8.7
10.0
8.6
9.6
11.0
25 °C
Conductivity σ ≤ Resis-
Conductivity σ ≤
tivity
ρ ≥
mS/m μS/cm
Ωcm
mS/m
125
1250
735
136
www.stiebel-eltron.com
20 °C
7.7
9.0
10.3
8.6
10.0
11.4
9.2
10.8
12.3
11.6
12.9
μS/cm
1361