Wie lange dauert ein Auffrischungskurs zur NIV?
How long does a NIV refresher course take?
Refresher courses, also known as refresher courses, are continuing education, further training courses prescribed by the Swiss Federal Inspectorate for Heavy Current Installations (ESTI) for NIV license holders, which must be completed annually.
They usually last at least one day (8 lessons).
Further information can be obtained via the contact form of the respective school - quickly, easily and without obligation.
