337 / | HD | ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES |
14 | DF | ELECTROTHERMALLY ACTUATED SWITCHES {9} |
36 | DF | .~ With bimetallic elements (i.e., motion takes place in a plane at right angles to its major axis) {10} |
37 | DF | .~.~ With manual or other mechanical contact controlling means {12} |
70 | DF | .~.~.~ Latch or latch-release means {7} |
72 | DF | .~.~.~.~ With reclosing or reset means {1} |
73 | .~.~.~.~.~ Automatic |