Question 2019 of 731 · Texas Journeyman Electrician Exam
Which types of surge protective device satisfy the dwelling unit service surge protection rule?
Exactly one answer is correct.
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Correct answer to question 2019
- C: Type 1 or Type 2
Explanation
The SPD required by 230.67 must be Type 1 or Type 2. Type 3 devices are point-of-use and Type 4 is a component assembly. See 230.67.
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