Fill in the blank with the appropriate answer.
When are the voltage ratings permitted on Class 2 and Class 3 cables, per the listing requirements of Part IV of Art. 725?
A) Not permitted
B) When the cable rating exceeds 600V
C) Where the cable has multiple listings and a voltage marking is required for one or more of the listings
D) None of the above
Find the Answer
Answer: C
As noted in Sec. 725.179(K), cables shall be marked in accordance with 310.120(A)(2)-(5), and Table 725.179(K).
Exception: Where the cable has multiple listings and a voltage marking is required for one or more of the listings.
Owen is the owner and president of National Code Seminars and the holder of master electrician certifications in 46 states. He can be reached at [email protected].