The TuttoNormel APP, available free of charge and exclusively to TuttoNormel subscribers, indicates in a simple and immediate way:
. how the short circuit current away from the meter is reduced;
. where 30 mA differentials are required;
. how to choose the fire reaction class of CPR cables;
. the color of the cables in new and old systems;
. the capacity of the cables in the air;
. the voltage drop for any circuit (verify % or maximum length);
. the diameter of the tubes to ensure the removability of the cables;
. when the design of an electrical system by a professional is needed;
. the IP protection degree required by the CEI 64-8 standard in relation to the type of place.