The winding in which voltage is induced is called the armature winding. 產生感應電壓的繞組稱為電樞繞組。
The contact bounce that occurs on closure can also produce an inductive reaction voltage, because the current is interrupted repeatedly. 當開關動作過程中發生觸點彈跳時,由於電流被重複中斷,所以也會引起感應電壓。