Practice Quiz

Red Seal Construction Electrician

Category - Construction Electrician

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When establishing an electrically safe work condition, which of the following steps should occur first?
  1. Where the possibility of induced voltages exists, apply temporary grounding devices to each phase.
  2. Where possible, visually verify that all circuit disconnecting means are fully in the open position.
  3. Using a suitably rated voltage testing device, confirm the absence of voltage to ground at each phase conductor or conductive circuit part.
  4. Apply lockout devices suitable for the application.
Explanation
Answer: B. Explanation: refer to CSA Z462 4.2.5 Process for establishing and verifying an electrically safe work condition.
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