Question 9004 of 844 · Washington 01 Journey Level Electrician Exam
In a Class I location, what distinguishes a Division 2 area from a Division 1 area?
Exactly one answer is correct.
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Correct answer to question 9004
- A: Ignitible concentrations are present only under abnormal conditions such as a container rupture
Explanation
Division 1 covers areas where ignitible concentrations can exist under normal operating conditions. Division 2 covers areas where the material is normally confined in closed containers or systems and becomes hazardous only through accidental rupture, breakdown, or ventilation failure.
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