This course has a target to make the students of 3rd year of the university education at FEI (Faculty of Electrical Engineering) familiar with all safety regulations for activities on electrical equipments so that after the prescribed examination they are authorized as acquainted persons or as acquainted persons with higher degree of the qualification according to the enactment of s.5 the regulations No 50/1978 of the Czech digest of laws and they are able to work on electrical equipments in FEI laboratories independently.