STIEBEL ELTRON DHE 18/21/24 User Manual

INSTALLATION

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 
Rated voltage Cold water inlet temperature
      
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 
Rated voltage Cold water inlet temperature
      
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-
  
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 18/21/24 Specifications

General

Type	Tankless (instantaneous)
Fuel type	Electric
Boiler system	Solo boiler system
Product color	White
Heater location	-
Placement supported	Vertical
International Protection (IP) code	IP25
Efficiency	39 %
Noise level	15 dB
Maximum power	24000 W
Thermostat range	20 - 60 °C
Domestic Hot Water (DHW) flow	- l/min
AC input voltage	400 V
AC input frequency	50 - 60 Hz
Energy efficiency scale	A+ to F
Annual energy consumption	476 kWh
Built-in display	Yes

Weight and Dimensions

Depth	116 mm
Width	225 mm
Height	466 mm
Weight	3100 g