Development of Test Bench for Basic Characteristics of AC Contactor Based on LabVIEW

In order to overcome the disadvantages of traditional manual test on basic characteristics for contac-tor,the automatic test bench based on LabVIEW was designed.The test bench was introduced,including the main framework,selection of hardware and design of software.The test bench was verified through the contrast experi-ment,which improved testing efficiency and precision,and overcame many disadvantages of manual test.It had ap-plication value.