This paper also analyzes the relationship between the capacitance of de postive and negative poles to earth and the voltage of both coil ends and the measures to be taken when the positive terminal of output auxiliary relay coil earthes.

• 本文还分析了出口中间继电器线圈的正端子接地时，直流正、负极对地电容量对线圈两端电压的变化关系，以及采取的措施等。