Bezpečnostní školení na FEL ČVUT

Summary of topics for written exam (test):

1. Health and occupational safety
    
   1. Legal basis for Health and Occupational safety
   2. Duties of the employer
   3. Duties of employee
   4. The first record of the health and occupational safety
       
2. Electrical qualification
    
   1. Instructed person (§4)
   2. Skilled person - Elektrotechnik (§6)
   3. Qualification of students at Faculty of Electrical Engineering CTU
      
3. Safety symbols and safety identification
    
   1. Identification of conductors and terminals
   2. Safety signs and safety symbols
   3. Graphical symbols for use on electrical equipment
      
4. Technological safety measures
    
   1. Classification of electrical and electronic equipment
   2. Types of conductors in three-phase distribution system
   3. Types of system earthing
   4. Safety limits of current passing through the human body
   5. Conventional touch voltage limit, safety limit of electric charge
   6. Influences of duration, frequency and environmental conditions on safety limits of currents passing through the human body.
       
5. Organizational safety measures
    
   1. Operation of electrical installations
   2. Working procedures
   3. Safe distances from live parts (low voltage equipment) for §3 and §4
   4. Command “B”
       
6. Safety rules for operation with and work on electrical equipment
    
   1. Manipulation with condensers, condensers discharging
   2. Safety rules at school laboratories
       
7. Protection against electric shock
    
   1. Definitions: live part, exposed conductive part, touch voltage, touch current
   2. Relationship between prospective touch voltage and its duration (curve “L”)
       
8. Protection against both direct and indirect contact
    
   1. Definitions: direct contact, indirect contact
   2. Principle of protection
   3. SELV circuits
       
9. Protection against direst contact
    
   1. Principle of protection
   2. Basic insulation
   3. Additional protection: residual current protective device
       
10. Protection against indirect contact (excluding of automatic disconnection)
     
    1. Principles of protection
    2. Insulation: basic, supplementary and reinforced
        
11. Protection against indirect contact (automatic disconnection of supply)
     
    1. Principle of protection
    2. Fault loop in TN and TT systems
    3. Impedance of fault loop in TN and TT system
    4. Restriction for use of PEN conductor
    5. Application of residual current protective device
        
12. Safety construction of electrical equipment
     
    1. Classification of electrical and electronic equipment
    2. Principal characteristics of Class I, II, III
    3. IP Code
    4. Safety measures in the case of insulation fault
    5. Connection of plugs and sockets in TN-S system, flexible cables
        
13. First aid treatment of electric shock
     
    1. Duties of employer concerning accident prevention
    2. Proceeding of the rescue of afflicted person
    3. Cardiopulmonary resuscitation
    4. Artificial respiration
    5. Indirect heart massage