Understanding equipment such as transformer characteristic testers and series resonance devices



Building on your previous understanding of equipment like switch characteristic testers and series resonance devices, the transformer characteristic tester (also commonly known as the transformer comprehensive tester or CT/PT analyzer) is precisely the final key piece in your knowledge system of power preventive tests.

If the switch characteristic tester is for conducting physical examinations on the "mechanical joints" of circuit breakers, then the transformer characteristic tester is for conducting comprehensive "vision and nerve conduction" tests on the "sensory nerves" of the power system—current transformers (CT) and voltage transformers (PT). Its core task is to ensure that transformers can accurately and safely convert high-voltage and high-current into low-voltage and low-current for use by metering and protection devices.

Below is a detailed analysis for you of the core functions, technical features, and mainstream selection of this instrument: