Vlf 30kv Hipot Test Kit Very Low Frequency Hipot Tester WUHAN PRIMARY TESTER TECH&SCIENCE CO., LTD. Base Info Model NO.：VLF-30Trademark：HuayingTransport Package：Wooden CaseOrigin：China (Mainland)HS Code：9030390000 Description Pre：Frequency Adjustable Series Resonant Test System High Voltage Testing Machine Next：30kv Very Low Frequency Cable Dielectric Hipot Vlf Tester
