Overview 208/240V single phase whip with L6-30R outlet distributes power from 3 phase distribution cabinet to critical equipment racks. 40 ft. insulated and 3 ft. of removed outer jacket cabling supports hardwire connection to SUBB230 circuit breaker in SUDC208V series 3 phase distribution racks. L6-30R outlet is compatible with 208/240V loads and Power Distribution Units (PDUs) supporting a L6-30P plug-in connection.