Никак не могу справиться с фразой capacitor swutching restrike

контекст - мануал к трансформатору.
Вот весь абзац:
Significant overvoltages may occur on transformersdue to the phenomena of ferroresonance. Ferroresonance is caused by both the use of single pole switching with ungrounded primaries and capacitor switching restrike.

Спс заранее