Paragraph 3
Protection against hazards which may be caused by external influences on the electrical equipment.
Technical measures are to be laid down in accordance with point 1, in order to ensure:
(a)
that the electrical equipment meets the expected mechanical requirements in such a way that persons, domestic animals and property are not endangered;
(b)
that the electrical equipment shall be resistant to non-mechanical influences in expected environmental conditions, in such a way that persons, domestic animals and property are not endangered;
(c)
that in foreseeable conditions of overload the electrical equipment shall not endanger persons, domestic animals and property.