Most of the electrical distribution feeder lines are copper conductors utilizing a three-phase, four-wire, delta-wye distribution system.
(Most of the electrical distribution feeder lines; are; copper conductors utilizing a three-phase, four-wire, delta-wye distribution system) (copper conductors; utilizing; a three-phase, four-wire, delta-wye distribution system)
Most of the electrical distribution feeder lines copper conductors
are utilizing
copper conductors utilizing a three-phase, four-wire, delta-wye distribution system
a three-phase, four-wire, delta-wye distribution system