Some of the most commonly used terms, both in this book and in general usage, are defined later. Most of the definitions given in this glossary are based on Refs. [1–8].
AAAC: Abbreviation for all-aluminum-alloy conductors. Aluminum-alloy conductors have higher strength than those of the ordinary electric-conductor grade of aluminum.
AA: Abbreviation for all-aluminum conductors.
ACAR: Abbreviation for aluminum conductor alloy reinforced. It has a central core of higher–strength aluminum surrounded by layers of electric-conductor grade aluminum.
ACL cable: A cable with a lead sheath over the cable insulation that is suitable for wet locations. It is used in buildings at low voltage.