ck-stopping ,and auto-resetting
R.起,停均带又触点,起停均自动复位,同A万能面板. Double for both starting and stopping. The same as A universal panel with auto-resetting when starting and sto
S.起停前先传递一个联络信号.Tramsmit a contact signal before starting and stopping.
76page
T.起,停均带有锁停档位功能,避免误操作,不自动复位.Equipped with l