6
S p e c i f i c a t i o n s
* Plus any pressure loss at the tap mixer
Special accessories
■
BZ 45U20
Pipe set: When using the continuous-flow
heater as a built-under appliance.
■
Priority switch (load reducing relay)
BZ 45L20
:
For operation with the priority circuit.
■
BZ 45K22
Mounting set: For surface-mount installation.
Rated power
[kW]
13.2
18
21
24
Rated voltage
400 V3~
400 V3~
400 V3~
400 V3~
Warm Water Quantity at Rated Power
for temperature increases of:
12 °C to 38 °C
[l/min]
7.3
9.9
11.6
13.2
12 °C to 60 °C
[l/min]
3.9
5.4
6.3
7.2
Switch-on quantity
[l/min]
2.6
2.6
2.6
2.6
Switch-on flow pressure
*
[MPa (bar)]
0.025 (0.25)
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)]
0.022 (0.22)
0.028 (0.28)
0.035 (0.35)
0.048 (0.48)
Without flow limiter
[MPa (bar)]
0.007 (0.07)
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
≥
1300
Rated pressure
[MPa (bar)]
1 (10)
1 (10)
1 (10)
1 (10)
Maximum permissible
supply temperature
[°C]
20
20
20
20
Maximum mains impedance
at connection site
[
Ω]
–
–
–
≤
0,41
G
1 2
A
472
139
152
236
20
100
332
42
388
GB
Summary of Contents for DE 12400
Page 9: ...I 5 3 4 4 1 1 2 ...
Page 10: ...II 100 1 2 3 4 388 ca 96 70 44 100 ca 72 332 5 ...
Page 11: ...III max 17 mm max 31 mm ca 2 mm ca 16 mm 3 4 2 1 ...
Page 13: ...V min 40 mm 0 mm 1 2 RESET L1L2L3PE min 40 mm L1 L2 L3 PE 3 4 6 5 ...
Page 14: ...VI 3 4 1 2 5 6 7 8 L 3 L 2 L 1 3 2 1 PE PE 2 1 3 A B LED C ...
