| 363 / | HD | ELECTRIC POWER CONVERSION SYSTEMS |
| 13 | DF | CURRENT CONVERSION {25} |
| 65 | DF | .~ Having plural converters for single conversion {3} |
| 67 | ![]() | .~.~ Plural rectifiers {2} |
| 68 | DF | .~.~.~> In series (e.g., series SCR's, bridge circuits, etc.) |
| 69 | DF | .~.~.~> In parallel {1} |