324 / | HD | ELECTRICITY: MEASURING AND TESTING |
500 | DF | FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS {10} |
512 | DF | .~ For fault location {10} |
513 | DF | .~.~ Where component moves while under test {2} |
515 | .~.~.~ Using a particular sensing electrode {3} | |
516 | DF | .~.~.~.~> Metal chain |
517 | DF | .~.~.~.~> Wire bristles |
518 | DF | .~.~.~.~> Metal pellets or beads |