Introduction to Electrical Engineering

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Pro: ČEKO IMPORT a.s.
Vydal: České vysoké učení technické Praha Autor: Vladimír Kůla, Michal Kříž

Strana 10 z 112

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The Notice No. 73/2010 (important electrical equipment) There are many electrical equipment and installations used industry, commerce, culture, and other spheres human activities. In particular cases some above mentioned categories can combined that one skilled person can have the qualification for mounting installation well for verifying it. . For the making installations and equipment without any particular importance, it sufficient when done competent electrical firm having full responsibility for making and verifying them. Competent authority shall approve the design the most important installations and equipment. The three categories qualification mentioned above are not the Czech specialty; they are used Europe and all over the world. All electrical equipment and installations are not the same importance. theatres etc.). 50/1978 the detailed division of the qualification skilled persons given. And that also the purpose this course give you the basic knowledge electricity much able to recognize the danger electricity and avoid it. But the Czech Notice No. failure electrical station may cause injury electrical furnaces and material melted them) well everyday social life (e.VALID TECHNICAL RULES 11 instructed person person adequately advised supervised skilled persons enable him or her avoid dangers which electricity may create, skilled person person with relevant education and experience enable him her avoid dangers which electricity may create.e. Notice No. 73/2010 distinguishes installations according their importance and gives the rules how proceed cases installations and equipment various importance. failure protection against overcurrent.g. Such persons shall fulfill the requirements for instructed persons, i. 50/1978, the qualification "skilled person" subdivided into categories such as: - skilled person determined for mounting electrical equipment and installation, - skilled person for designing installations, - skilled person supervising the work electrical equipment, - skilled person verifying electrical equipment and installations. 1.e. 50/1978 shall also fulfilled case persons educated any electrical branch. independent technician charged competent authority shall verify the less important ones. For that purpose Notice No. Any skilled person may not any activity the field electrical engineering. for persons familiar with the dangers connected with electricity and able avoid such dangers. Defective dimensioning cables installation may cause fire; the fire hazard extremely high in buildings for cultural purposes, where many people may gathered, i. Damage failure some installation may cause serious difficulties in industry (e.g. That the reason why, according the Notice No.3