INSTALLATION
Specification
106
|DHE Connect | DHE Touch
www.stiebel-eltron.com
17.9 Data table
DHE Connect 18/21/24
DHE Con-
nect 27
DHE Touch 18/21/24
dHe
Touch 27
234467
234468
234459
234460
Electrical data
Rated voltage
V
380
400
415
380 400
380
400
415
380 400
Rated output
kW
16.2/19/21.7 18/21/24 19.4/22.6/25.8 24.4
27
16.2/19/21.7 18/21/24 19.4/22.6/25.8 24.4
27
Rated current
A 27.6/29.5/33.3 29/31/35 30.1/32.2/36.3 37.1
39 27.6/29.5/33.3 29/31/35 30.1/32.2/36.3 37.1
39
MCB/fuse rating
A
32/32/35 32/32/35
32/32/40
40
40
32/32/35 32/32/35
32/32/40
40
40
Phases
3/PE
3/PE
3/PE
3/PE
Frequency
Hz
50/60
50/-
50/- 50/60 50/-
50/60
50/-
50/- 50/60 50/-
Max. mains impedance
Ω
0.284
0.270
0.260 0.254 0.241
0.284
0.270
0.260 0.254 0.241
Electronic standby
W
<0.7
<0.7
<0.7
<0.7
Specific resistance ρ
15
≥ (at
ϑ
cold ≤25 °C)
Ω cm
900
900
900
900
Specific conductivity
σ
15
≤ (at
ϑ
cold ≤25 °C)
μS/cm
1111
1111
1111
1111
Specific resistance ρ
15
≥ (at
ϑ
cold ≤55°C)
Ω cm
900
900
900
900 900
900
900
900
900 900
Specific conductivity
σ
15
≤ (at
ϑ
cold ≤55 °C)
μS/cm
1111
1111
1111 1111 1111
1111
1111
1111 1111 1111
Connections
Water connection
G 1/2 A
G 1/2 A
G 1/2 A
G 1/2 A
Application limits
Max. permissible pressure
MPa
1
1
1
1
Max. inlet temperature for reheating
°C
55
55
55
55
Values
Max. permissible inlet temperature
°C
70
70
70
70
On
l/min
>2.5
>2.5
>2.5
>2.5
Flow rate for pressure drop
l/min
5.2/6.0/6.9
7.7
5.2/6.0/6.9
7.7
Pressure drop at flow rate
MPa
0.06/0.08/0.10
0.12
0.06/0.08/0.10
0.12
DHW line
l/min
9.2/10.7/12.3
13.8
9.2/10.7/12.3
13.8
Δ
ϑ
on delivery
K
28
28
28
28
