... -1 IEC60947-3 IEC60947-6 16A~3200A QGLD Automatic Transfer Switch integrates switch and logic control,Thus it is not necessary to ... interlocking etc., So, automatic control, electrical remote control and emergency manual control can be performed.The operation is carried out though ... over and safe separation of the 2sets of load-equipment.this kind of switch has a beautiful, novel and simple structure,a ...