This glossary includes more than 300 solar terms, as well as hundreds of additional sustainable design and construction terms.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z AllDefinition 1: Electrical power lines that carry electric energy from one point to another in an electric power system, using three power lines, to transmit three different electrical signals.
Definition 2: The phases, or electrical signals, required for most large rotating machines which are used in many manufacturing processes and for many commercial/large wind turbines.