STIEBEL ELTRON VRC-W 400 E - Fitting the Front Panel; Electrical Connection

INSTALLATION
Installation
18 | VRC-W 400 (E) www.stiebel-eltron.com
10.5 Fitting the front panel
f Push the plug on the cable leading to the programming unit
into the appliance.
f Hook the front panel into the hooks provided at the front of
the appliance.
f At the upper edge of the front panel, screw in the two screws
for securing the front panel to the appliance.
f Fit the fascia.
10.6 Electrical connection
WARNING Electrocution
Carry out all electrical connection and installation work
in accordance with national and regional regulations.
10.6.1 Safety equipment for stove/fireplace operation
f Install the safety equipment in such a way that it interrupts
the appliance power supply when required.
10.6.2 Connections in the control panel (safety extra low
voltage)
D0000065179
f Undo the four screws from the control panel cover.
Note
After completing your work, screw the cover back onto
the control panel.
D0000065180
f Carefully lift up the control panel cover. The terminal block,
from which cables lead into the appliance, is suspended from
the underside of the cover.
Terminal Safety extra low voltage
1 I²C bus SCL External programming unit
2 SCL
3 GND External programming unit
4 GND
5 +5VDC External programming unit
6 +5VDC
7 SDA External programming unit
8 SDA
9 Not assigned floating
10
11
12
13 Intensive ventilation switch-
ing contact
GND 0.5mA max.
14 +5V
15 Not assigned floating
16
17 Not assigned floating
To connect an electrical cable in the control panel:
f Open an "entry for electrical cables" at the knock-out.
f Use an M12 cable fitting to seal the "entry for electrical
cables".
Intensive ventilation switching contact
You can connect a floating switching contact, the actuation of
which switches the appliance to intensive ventilation. You can set
the runtime for intensive ventilation in the "Intens. vent. time"
parameter. After this time has expired, the unit switches back to
the previously selected fan setting.
f Connect the external pushbutton to terminals 13/14.
External programming unit
The programming unit is connected with an I²C bus.
10.6.3 Connection to a standard socket
The appliance is delivered fully wired.
f Take the power consumption of the preheating coil into
consideration.
f Plug the appliance into a standard socket.
344462-45598-9853_VRC-W_400_E_en_fr_it_nl.indb 18344462-45598-9853_VRC-W_400_E_en_fr_it_nl.indb 18 07.07.2023 17:00:1707.07.2023 17:00:17