The open-in plug-in
The open-in plug-in (DI) is designed with isolation and is used to access switching signals such as the open-in tripping position of 220V or 110V,
The open-in plug-in (DI) is designed with isolation and is used to access switching signals such as the open-in tripping position of 220V or 110V,
each pressure plate about the reclosing mode control, each open-in quantity and the receiving letter input.
