| 200 / | HD | ELECTRICITY: CIRCUIT MAKERS AND BREAKERS |
| 50.01 | DF | INTERLOCKING {4} |
| 50.02 | DF | .~ Between switches and housing {11} |
| 50.12 | DF | .~.~ Dual interlocked between door and switch {5} |
| 50.14 | ![]() | .~.~.~ Lid carrying elements (e.g., contacts, terminals, or movable switch member) |