2026-07-19 19:22 浏览次数 24
n. “开-关-开”(操作上的检查)
In the closed position of the circuit-breaker, the opening and closing spring are in charged state. This means the circuit-breaker is in a position to perform O-C-O switching sequences.
在断路器的合闸位置,分闸弹簧和合闸弹簧处于储能状态,此时开关可执行分-合-分操作。