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9
Technical data
9.1
Technical device information
Name
Nominal power
Nominal voltage
Fuse / circuit breaker
Minimum cable cross-section1)
Mixed water at nominal power with temperature increase of
12 °C to 38 °C (without flow limiter)
12 °C to 38 °C (with flow limiter)
12 °C to 60 °C
Minimum volume flow at commissioning
Minimum pressure at commissioning
Water use case with specific electrical resist-
ance of 15 °C
Nominal pressure
Maximum permissible inlet temperature
Flow limiter
Maximum grid impedance at connection point
1)
Depending on the installation, a larger cable diameter might be required.
2)
During the initial commissioning of the device, the minimum volume flow must be 3.5 l/min.
3)
The pressure drop in the water fitting is added to this value.
EN-22
Unit
kW
V
A
2
mm
l/min
l/min
l/min
2)
l/min
3)
MPa (bar)
Ωcm
MPa (bar)
°C
l/min
(Colour)
(Orange)
Ω
6721873500 (2023/07)
DEE 1521
15
18
21
15
18
21
400 3~
25
25
32
4
8.1
9.8
11.6
5.0
7.6
4.4
5.3
6.2
2.5
0.04 (0.4)
≥ 1300
1.0 (10)
55
5.0
7.6
(White)
0.170
DEE 1521, DEE 2127
DEE 2127
21
24
27
21
24
27
400 3~
32
40
40
4
6
11.6
13.0
14.6
7.6
9.4
6.2
7.1
7.9
2.5
0.04 (0.4)
≥ 1300
1.0 (10)
55
7.6
9.4
(White)
(Yellow)
0.117
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