Original Version

Rule 59.3-A

59.3-A.    Material

Conductors of common neutral systems shall be of copper, copper-covered steel, bronze, stranded composites of any of the foregoing, aluminum, aluminum cable steel reinforced, or of other corrosion-resisting metal, but shall not be galvanized iron or steel.

Strikeout and Underline Version

Rule 59.3-A

59.3-A.    Material

Conductors of common neutral systems shall be of suitable copper, copper-covered steel, bronze, stranded composites of any of the foregoing, aluminum, aluminum cable steel reinforced, or of other corrosion-resisting materials metal, but shall not be galvanized iron or steel.

Final Version

Rule 59.3-A

59.3-A.    Material

Conductors of common neutral systems shall be of suitable corrosion-resisting materials, but shall not be galvanized iron or steel.