| 200 / | HD | ELECTRICITY: CIRCUIT MAKERS AND BREAKERS |
| 402 | DF | SNAP {4} |
| 405 | DF | .~ Double snap {17} |
| 410 | ![]() | .~.~ Rotating contact {4} |
| 411 | DF | .~.~.~> Contact movement blocked until spring is charged (e.g., latch) {3} |
| 415 | DF | .~.~.~> Contact restrained until spring is charged (e.g., detent) |
| 416 | DF | .~.~.~> Cam actuated contact {2} |
| 419 | DF | .~.~.~> Ratchet controlled {2} |