The dielectric loss tester USES complex current method to measure capacitance, dielectric loss and other parameters The precision of the test results is high, which is convenient for automatic measurement The dielectric loss tester USES frequency conversion technology to eliminate 50Hz power frequency interference in the field, which can provide reliable data even in the environment of strong electromagnetic interference The dielectric loss tester adopts large-screen liquid crystal display, and the testing process is intuitive and easy to operate through Chinese menu prompts