STIEBEL ELTRON DHE 21 User Manual

INSTALLATION
Specication
100 | DHE www.stiebel-eltron.com
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 5°C 10°C 15°C 20°C
DHE 18/21/24
16.2 7.0 8.3 10.1 12.9
19.0 8.2 9.7 11.8 15.1
21.7 9.4 11.1 13.5 17.2
18.0 7.8 9.2 11.2 14.3
21.0 9.1 10.7 13.0 16.7
24.0 10.4 12.2 14.9 19.0
19.4 8.4 9.9 12.0 15.4
22.6 9.8 11.5 14.0 17.9
25.8 11.2 13.2 16.0 20.5
DHE 27
24.4 10.6 12.4 15.2 19.4
27.0 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 5°C 10°C 15°C 20°C
DHE 18/21/24
16.2 5.1 5.8 6.6 7.7
19.0 6.0 6.8 7.8 9.0
21.7 6.9 7.8 8.9 10.3
18.0 5.7 6.4 7.3 8.6
21.0 6.7 7.5 8.6 10.0
24.0 7.6 8.6 9.8 11.4
19.4 6.2 6.9 7.9 9.2
22.6 7.2 8.1 9.2 10.8
25.8 8.2 9.2 10.5 12.3
DHE 27
24.4 7.7 8.7 10.0 11.6
27.0 8.6 9.6 11.0 12.9
17.4 Application areas/ conversion table
Electrical resistivity and electrical conductivity
Standard specifica-
tion at 15°C 20°C 25°C
Resis-
tivity
ρ≥
Conductivity σ≤ Resis-
tivity
ρ≥
Conductivity σ≤ Resis-
tivity
ρ≥
Conductivity σ≤
Ωcm mS/m μS/cm Ωcm mS/m μS/cm Ωcm mS/m μS/cm
900 111 1111 800 125 1250 735 136 1361

STIEBEL ELTRON DHE 21 Specifications

General

Type	Electronic instantaneous water heater
Rated output	21 kW
Protection class	IP25
Energy efficiency class	A
Temperature range	60 °C
Power supply voltage	400 V
Dimensions	105 mm