NickParker
Electrical
- Sep 1, 2017
- 412
I read that "Where a cable has both an inner and outer sheath, the class of sheathing material shall be identical".
Say, if the inner sheath of the cable is of SHF1, then the outer sheath also has to be SHF1. Why not the outer sheath be SHF2?
Say, if the inner sheath of the cable is of SHF1, then the outer sheath also has to be SHF1. Why not the outer sheath be SHF2?