4. Protection of persons against indirect contact

4.1 Harmful effects of electric current on the human body

The danger of electric current depends on the intensity and duration of the current passing through the body. It manifests itself in three different ways:

• the shock of surprise and pain leads to reckless actions, the most typical of which is a fall from a ladder;

• the electric arc and the current passing through the body, if intense, cause severe superficial or deep burns;

• a very low current, of the order of 10 to 30 mA, causes muscles...