ABB i-bus KNX Mode D'emploi page 14

Important notes
Warning! Hazardous voltage! Installation by
person with electrotechnical. The bus line and
the units must be installed and connected
in accordance with the relevant guidelines,
observing the KNX user manual Building
Systems Engineering of the national EIBA.
The relevant safety regulations, e.g. accident
prevention regulations, law on technical work
equipment, must also be observed for the
connected equipment and systems.
+45 °C
IP20
-5 °C