ETT Study Guide Book 1: Safety


Category Weight

  • Level 2 - 15% Overall Score
  • Level 3 - 13% Overall Score
  • Level 4 - 10% Overall Score

Technician Profiles

Level 2 assistant technicians must have sufficient knowledge and experience to be qualified for assuring their own safety. This includes an understanding of lockout/tagout procedures and requirements, arc-flash and shock risk assessments, and other facets of hazardous electrical energy control procedures.

Level 3 and 4 technicians are capable of supervising lower level technicians and are responsible for the safety of others. Level 4 is capable of supervising large projects and multiple crews, and can work independently. These individuals are qualified to provide guidance and are capable of performing electrical power switching.

💥 Arc flash incidents can have serious consequences. Engage in the conversation to share your insights, lessons learned, and preventive measures from arc flash. Let's create awareness and promote safety in electrical systems. Join the conversation