INSTALLATIoN
Specification
15.6 Data table
Electrical data
Rated voltage
Rated output
Rated current
Fuse protection
Frequency
Phases
≥ (at ϑcold ≤25 °C)
Resistivity ρ
15
Conductivity σ
≤ (at ϑcold ≤25 °C)
15
≥ (at ϑcold ≤50 °C)
Resistivity ρ
15
Conductivity σ
≤ (at ϑcold ≤50 °C)
15
Max. mains impedance at 50 Hz
Connections
Water connection
Application limits
Max. permissible pressure
Max. inlet temperature for reheating
Values
Max. permissible inlet temperature
Temperature setting range, DHW
On
Pressure drop at flow rate
Flow rate for pressure drop
Flow rate limit at
DHW delivery
Δϑ on delivery
52
| DEM
DEM 3
231001
V
200
220
230
240
kW
2.7
3.2
3.53
3.8
A
13.3
14.5
15.2
15.8
A
16
Hz
50/60
1/N/PE
Ω cm
1000
μS/cm
1000
Ω cm
1300
μS/cm
770
Ω 0.091 0.083 0.079 0.076 0.072 0.065 0.063
G 3/8 A
MPa
1
°C
50
°C
55
°C
30-50
l/min
>1.5
MPa
0.05
l/min
1.5
l/min
2.0
l/min
2.0
K
25
DEM 4
231002
200
220
230
240
200
3.3
4.0
4.4
4.8
4.3
16.7
18.2
19.1
20.0
21.6
20
25
50/60
1/N/PE
1000
1000
1300
770
0.06 0.056 0.051 0.049 0.047 0.236 0.225
G 3/8 A
1
50
55
30-50
>1.8
0.06
1.8
2.2
2.5
25
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DEM 6
DEM 7
231215
232769
220
230
240
380
400
5.2
5.7
6.2
5.9
6.5
23.6
24.7
25.8
15.5
16.3
25
25
32
16
20
50/60
50/-
1/N/PE
2/PE
1000
1000
1000
1000
1300
1300
770
770
G 3/8 A
G 3/8 A
1
1
50
50
55
55
30-50
30-50
>2.2
>2.2
0.07
0.07
2.2
2.2
3.2
3.2
3.2
3.7
25
25