Variable Frequency High-Current Multifunctional Ground Impedance Test System
SFJ044 - Shanghai Launch Electric Co., Ltd. (Launch)
The system complies with DL/T621-1997 standards of Grounding of AC Electrical Equipment , used to test grounding system, connected resistance and soil resistivity of large power plants and substations. It makes up for the defect of traditional measuring approaches, offering complete test items and reliable test for large grounding system
