When it comes to the placement of Class 1, Class 2, and Class 3 remote-control, signaling, and power-limited circuits, which one of the following statements meets Code requirements? Class 1, Class 2 ...

Excluding exceptions, why are voltage ratings not marked on Class 2 and Class 3 cables per the listing requirements of Part IV of Art. 725? A) Because voltage markings on these cables may be ...