Safety in Electrical Engineering

1. Safety in electrotechnics. Terms, sense, regulations and standards. Skills in electrotechnics according to Czech law - Vyhl.50/1978, Zák. 262/2006-labour code, codes 22/1997, NV 17/2003 Sb., NV 176/2008 Sb., validity area.
2. Identificatin by colours – conductor, tell-tales, indicators, actuators, control devices according to Europian standards - EN 60445 ed.3, EN 60446 ed.2, ČSN 33 0165, EN 60073 ed.2, warning boards.
3. Basic principles of protection against electric shoc - philosophy of protection against electric shock(HD 60364 – 4 – 41), ambiente influence, touch voltage (HD 60364 – 1, 5-51, HD 60364 – 4 – 41 ed.2)
4. Supply systems (HD 60364 – 1), the way of protection against electric shock (HD60364 – 4 – 41), external influences and internationa protection code (HD 60364 – 5-51, EN 60529 )
5. Lines/cables – design and protection of line, permissive current load HD 60364 – 5 – 52, HD 60364 – 5 – 523, components for protection in low voltage systems.
6. Live working, operation of electrical installation, preparation of work location - communication, important parts from EN 50110-1, definition of live working zone, vicinity zone, preparation of work zone for dead working,
7. The first aid by electric shock, fire extinguishing of electrical devices and installation