Figure 4a: Example of installation with single-phase power supply
Figure 5b: Example of installation with three-phase power supply
The appliance must be connected to a main switch that cuts off all the power supply poles. When the switch
is in off position, the distance separating each contact must respect the indications in table 1b.
Table 3b: Minimum distance between the contacts of the power switch
Minimum distance between the contacts of the power switch
Power supply [V]
Minimum distance
[mm]
ENGLISH
>127 and ≤240
>240 and ≤480
>3
78
>6