Specifications - Siemens DH12103 Montage- Und Gebrauchsanleitung

Electrical connection
IV.
As a matter of principle, the water connections must be
completed first of all before the heater is connected to the
electricity supply. The appliance should be wired up ac-
cording to the circuit diagram on the inside of the cover.
Circuit as delivered:
12 kW Y 400 V 3 ~ (11 kW Y 380 V 3 ~)
Connection Options:
– 8.0 kW 230 V ~ (7.4 kW 220 V ~)
– 6.0 kW 230 V ~ (5.5 kW 220 V ~)
(The required optional bridge can be found under
accessories.)
To guarantee compliance to relevant safety regulations,
an all-pole separator must be fitted during installation.
The contact opening must be at least 3 mm.
Terminal BZ 45Z20 (special accessories) can be used if the
connecting cable is fed into the continuous-flow heater
via one of the bottom holes 14a!
The wires must not interfere with the operation of release
button A on the safety temperature limiter.
Connection Options (Fig. A)
Definitiv wiring diagram in the appliance:
f1 Safety temperature limiter with mains terminals 1-3-5
l2 Change-over terminal strip
(The required optional bridge for the
6 kW 230 V ~/5.5 kW 220 V ~ circuit can be found under
accessories.)
Specifications
Rated power as delivered [kW] / Rated voltage
Connection Options
Switch-on point [I/min]
Mixed water [I/min] at rated power
approx. 38 °C
approx. 50 °C
(supply temperature 12 °C)
Minimum flow pressure of appliance* [MPa (bar)]
with flow limiter
without flow limiter
Energy efficiency class
Load profile
Annual energy consumption [kWh]
Daily energy consumption [kWh]
Sound power level [dB]
Hot water heating energy efficiency [%]
* Plus any pressure loss at the tap mixer
10
en
Installation note
The installation of non plug-in ready appliances must be
undertaken by the respective utility operator or by a quali-
fied specialist company, who can also assist you when
you are requesting the approval of the utility company for
installation of the appliance.
V. Mounting the cover onto the heater
VI. Startup
The device is compliant to IEC 61000-3-12.
Switch on via the heater fuses in the domestic wiring.
Turn on the hot water tap and check the water temperature.
Explain the appliance to the user and please give him the
operating instructions.
Priority switch for combination with electric storage
heaters (Fig. A)
If the heater is going to be operated in this way, a priority
switch must be connected into the line connecting the L2
phase to the appliance. It should be mounted on the meter
or distribution panel.
a, b Control line for the electricity supply company con-
nected to the coil input on the charging contactor
f1 Safety temperature limiter with mains terminals
f3 Priority switch (current relay)
DH12103
12 kW Y 400 V 3 ~ (11 kW Y 380 V 3 ~)
8.0 kW 230 V ~ (7.4 kW 220 V ~)
6.0 kW 230 V ~ (5.5 kW 220 V ~)
3.6
6.5
4.4
0.3 (3)
0.2 (2)
A
XS
474
2.178
15
38.9