307 / | HD | ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS |
43 | DF | PLURAL SUPPLY CIRCUITS OR SOURCES {14} |
52 | DF | .~ Load current control {4} |
53 | .~.~ Load current division {3} | |
54 | DF | .~.~.~> Serially connected sources |
55 | DF | .~.~.~> Fixed or predetermined ratio {3} |
59 | DF | .~.~.~> Peak or excess load |