| 335 / | HD | ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS | 
| 2 | DF | ELECTROMAGNETICALLY ACTUATED SWITCHES {30} | 
| 6 | DF | .~ Automatic circuit-interrupting devices (e.g., circuit-protective devices) {12} | 
| 21 | DF | .~.~ With latch or trip means {6} | 
| 35 | DF | .~.~.~ Plural trips or combined operating means for single trip (e.g., magnetic with thermal) {2} | 
| 36 |  | .~.~.~.~ With common structural elements |