Industrial machinery equipment AC Hipot Insulation Preventive Test vlf hipot tester It is applied in power cable and generator insulation test in power system. Introduction: VLF Tester is designed and manufactured for electrical equipment very low frequency withstand voltage ...
I---General Information VLF means ‘Very Low Frequency’ and 0.1Hz to 0.02Hz is considered to be very low frequency,used as a AC output tester. Although the frequency is very low, it is still an alternating current with polarity reversals every half cycle. At 0.1 Hz output, ...
I.Introduction HIPOT tester is applied to test the insulation ability of electric power equipments and insulation materials at power frequency high voltage. The insulation test result of the tester is go or not go. Also the HIPOT tester is a universal power source in HV test. ...