ENADE Engenharia Elétrica Practice Questions - ENADE Engenharia Elétrica - Exame Nacional De Desempenho Dos Estudantes Exam

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According to NR-10 item 10.5.1, what is the mandatory chronological sequence of procedures required to formally consider an electrical installation de-energized before maintenance?

1) Disconnection; 2) Lockout and tagout; 3) Verification of voltage absence; 4) Installation of temporary grounding; 5) Protection of adjacent live elements; 6) Signage and signaling. 1) Verification of voltage absence; 2) Disconnection; 3) Signage; 4) Installation of temporary grounding; 5) Lockout; 6) Protection of adjacent elements. 1) Installation of temporary grounding; 2) Disconnection; 3) Lockout; 4) Verification of voltage absence; 5) Signage; 6) Protection of adjacent elements. 1) Lockout and tagout; 2) Disconnection; 3) Protection of adjacent live elements; 4) Verification of voltage absence; 5) Signage; 6) Temporary grounding.

Correct Answer:

1) Disconnection; 2) Lockout and tagout; 3) Verification of voltage absence; 4) Installation of temporary grounding; 5) Protection of adjacent live elements; 6) Signage and signaling.

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