5
S p e c i f i c a t i o n s
* Plus any pressure loss at the tap mixer
Special accessories
■
DLE 02RBS
Pipe set: When using the instantaneous
water heater as a built-under appliance.
■
Priority switch (load reducing relay):
For operation with the priority circuit.
■
DLE 02AP
Mounting set: For surface-mount installation.
Rated power
[kW]
18
21
24
Rated voltage
380 – 415 V
380 – 415 V
380 – 415 V
Warm Water Quantity at Rated Power
for temperature increases of:
12 °C to 38 °C
[l/min]
9.9
11.6
13.2
12 °C to 60 °C
[l/min]
5.4
6.3
7.2
Switch-on quantity
[l/min]
2.6
2.6
2.6
Switch-on flow pressure
*
[MPa (bar)]
0.025 (0.25)
0.025 (0.25)
0.025 (0.25)
Flow pressure
(at rated power and 60 °C)*
With flow limiter
[MPa (bar)]
0.028 (0.28)
0.035 (0.35)
0.048 (0.48)
Without flow limiter
[MPa (bar)]
0.013 (0.13)
0.020 (0.20)
0.026 (0.26)
Operative range in waters of
specific electric resistance at 15 °C
[
Ω
cm]
≥
1300
≥
1300
≥
1300
Rated pressure
[MPa (bar)]
1 (10)
1 (10)
1 (10)
Maximum permissible supply temperature
[°C]
20
20
20
Maximum mains impedance at connection site
[
Ω]
–
–
≤
0.41
G
1 2
A
472
142
151
236
20
100
332
42
388
GB
