英语语法分析

This damage is usually caused by a large transient overcurrent.

这种损坏通常由极大的瞬态过电流惹起。

Protection of bus-tie circuit breakers: long time delay overcurrent and instantaneous overcurrent.

汇流排联络断路器保护：长延时过流、瞬时过流保护。

An "Overcurrent relay" is a type of protective relay which operates when the load current exceeds a preset value.

过电流继电器是继电保护装置的一种，当负载电流超过整定值时，继电器动作。