But the too high switch off speed can lead to a negative effect on short circuit break-switch off oscillation.

分析指出：分闸速度过大，会产生不利于短路开断的负面影响—分闸弹振。

Then it gives technical requirements of the circuit break-ers for arallel capacitor banks and the option of its types.

提出了电容器组用断路器的技术条件和选型意见。