Special Accessories - Siemens DE 18405 Montageanweisung

Spe c ific a tio n s
Rated power
Rated voltage
Warm Water Quantity at Rated Power
for temperature increases of:
12 °C to 38 °C
12 °C to 60 °C
Switch-on quantity
Switch-on flow pressure*
Flow pressure
(at rated power and 60 °C)*
With flow limiter
Without flow limiter
Operative range in waters of
specific electric resistance at 15 °C
Rated pressure
Maximum permissible
supply temperature
Maximum mains impedance
at connection site
* Plus any pressure loss at the tap mixer
231
20
100
GB
[kW]
380 – 415 V
[l/min]
[l/min]
[l/min]
[MPa (bar)] 0.025 (0.25)
[MPa (bar)] 0.028 (0.28)
[MPa (bar)] 0.013 (0,13)
[Ωcm]
[MPa (bar)]
[°C]
[Ω]

Special accessories

122
G 1 2 A
135
18 21
380 – 415 V
9.9 11.6
5.4 6.3
2.6 2.6
0.025 (0.25)
0.035 (0.35)
0.020 (0,20)
≥ 1300 ≥ 1300
1 (10) 1 (10)
35 35
≤ 0,44
–
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.
24 27
380 – 415 V 400 V3~
13.2 13.9
7.2 7.6
2.6 2.6
0.025 (0.25) 0.025 (0.25)
0.048 (0.48) 0.064 (0.64)
0.026 (0,26) 0.035 (0,35)
≥ 1300 ≥ 1300
1 (10) 1 (10)
35 35
≤ 0,36 ≤ 0,33
5