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Specifications
* 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
[Ωcm] ≥ 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