?继电器保证启动值

... relay location 保护安装处 relay must-operate value 继电器保证启动值 relay overrun 继电器超限运行 ...

?继电器保证起动值

... relay must release value ==> 继电器保证释放值,继电器规定释放值 relay must-operate value ==> 继电器保证起动值 relay N.C. contact ==> 继电器常闭触点 ...