320 / | HD | ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING |
FOR 101 | DF | BATTERY CHARGING AND/OR DISCHARGING (320/2) {15} |
FOR 148 | DF | .~ Battery circuit control (320/49) {4} |
FOR 153 | DF | .~.~ Battery circuit-making and/or breaking (320/54) {1} |
FOR 154 | .~.~.~ Plural circuit makers and/or breakers (320/55) |