Red Seal Industrial Electrician Practice Questions - Red Seal Industrial Electrician (442A) Exam

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Under CSA Z462, what is the first and most preferred method of protecting a worker from electrical hazards before performing work on equipment?

Wearing arc-rated PPE rated to the calculated incident energy Establishing an electrically safe work condition by de-energizing and locking out Maintaining the limited approach boundary while energized Posting an arc-flash warning label on the equipment

Correct Answer:

Establishing an electrically safe work condition by de-energizing and locking out

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