Operating Instructions and Installation Instructions

40 |DHE SLi www.stiebel-eltron.com
INSTALLATION
Specication
16.7 Details on energy consumption
Product data complies with EU regulations relating to the Directive
on the ecodesign of energy related products (ErP).
DHE 18 SLi 25A DHE 18/21/24 SLi DHE 27 SLi
227492 227493 227494
Manufacturer STIEBEL ELTRON STIEBEL ELTRON STIEBEL ELTRON
Load profile S S S
Energy efficiency category A A A
Annual power consumption kWh 479 479 473
Energy efficiency % 39 39 39
Default temperature setting °C 60 60 60
Sound power level dB(A) 15 15 15
Special information on measuring the efficiency None Data at Pmax. None
16.8 Data table
DHE 18 SLi 25A DHE 18/21/24 SLi DHE 27 SLi
227492 227493 227494
Electrical details
Rated voltage V 380 400 415 380 400 415 380 400 415
Rated output kW 16,2 18 19,4 16,2/19/21,7 18/21/24 19,4/22,6/25,8 24,4 27 29,1
Rated current A 24,7 26 27 27,6/31,4/33,3 29/33/35 30,1/34,3/36,3 37,1 39 40,5
Fuse A 25 25 32 32/32/35 32/32/35 32/35/40 40 40 40
Phases 3/PE 3/PE 3/PE
Frequency Hz 50/60 50/60 50/- 50/60 50/60 50/- 50/- 50/- 50/-
Max. mains impedance at 50Hz Ω 0,300 0,285 0,274 0,331 0,314 0,302 0,200 0,190 0,183
Specific resistance ρ
15
≥ (at ϑcold ≤55 °C) Ω cm 900 900 900 900 900 900 900 900 900
Specific conductivity σ
15
≤ (at ϑcold ≤55°C) μS/cm 1111 1111 1111 1111 1111 1111 1111 1111 1111
Connections
Water connection G 1/2 A G 1/2 A G 1/2 A
Application limits
Max. permissible pressure MPa 1 1 1
Max. inlet temperature for reheating °C 55 55 55
Values
Max. permissible inlet temperature °C 65 65 65
ON l/min > 2,5 > 2,5 > 2,5
Flow rate for pressure drop l/min 5,2 5,2/6,0/6,9 7,7
Pressure drop at flow rate MPa 0,04 0,04/0,06/0,08 0,1
DHW delivery l/min 9,2 9,2 / 10,7 / 12,3 13,8
Δϑ at DHW delivery K 28 28 28
Hydraulic data
Rated capacity l 0,4 0,4 0,4
Versions
Connected load options - X -
Temperature adjustment °C 20-60 20-60 20-60
Protection class 1 1 1
Insulation block Plastic Plastic Plastic
Heating system heat generator Bare wire Bare wire Bare wire
Cap and back panel Plastic Plastic Plastic
Colour white white white
IP-Rating IP25 IP25 IP25
Dimensions
Height mm 478 478 478
Width mm 225 225 225
Depth mm 105 105 105
Weights
Weight kg 4,5 4,5 4,5