互感器匝比测量系统 pic873 a/d-za bi celiang xitong

带时间限定的分段定时控制器，用互感器触发启动工作-With time limited sub-timing controller, transformer trigger to start working with the

电流互感器选型手册，对各种条件下的所适用的电流互感器进行了汇总，用户可以根据自己的要求进行对照选择。-Current Transformer Selection Guide, applicable to current transformers under various conditions are summarized, the user can control to select according to their requirements.