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10 Electrical connection
The appliance complies with the actual directives. The installation must continue to comply with:
- A 230V -50Hz mains electrical supply is required fused externally at 3A.
- A deviation on the grid of 230V (+10% or -15%) and 50Hz
- the national rules for electrical installations.
The appliance must be connected to an earthed socket. This must be visible and within reach.
The following general stipulations also apply:
- No changes may be made to the wiring of the appliance;
- All connections should be designed in accordance with the enclosed regulations;
- Should it be necessary to change it, the mains power supply cable may only be replaced with an ATAG
mains power supply cable.
The connection terminals are positioned at the back of the control unit:
- Press handle A slightly to the left (see g. 10.a)
- Turn the control unit downwards.
Terminal block LV iC-Range
ATAG Outdoor sensor 1kOhm*
n.a. = not applicable
ATAG Zone connection
OpenTherm or ON/OFF thermostat
n.a. = not applicable
DHW sensor T3
External safety contact
terminal block Figure 10.a
PE
N
PE
L
N
L’
230V out
230V Control
PE
N
L
230V in
N
L
230V out
DO NOT CONNECT 230VOLT
* Mounting on north – north/east facade of the
house. Prevent outside inuences such as
snow, ventilation air or chimney heat.
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