361 / | HD | ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES |
1 | DF | SAFETY AND PROTECTION OF SYSTEMS AND DEVICES {32} |
59 | .~ Circuit automatically reconnected only after the fault is cleared {2} | |
60 | DF | .~.~> With differential voltage comparison across the circuit interrupting means |
61 | DF | .~.~> Reclosing of the nonfaulty phases of a polyphase system |