DGGZ-T Automatic Transformer Calibration Device, also known as Transformer Calibration Bench, Transformer Calibration Unit, Transformer Verification Device, and Transformer Testing Device, is a multi-transformer device designed based on transformer metrological standards. It is an automatic transformer calibration device capable of simultaneously verifying various parameters of transformers. The device features an integrated programmable design, enabling full automatic calibration, analysis, calculation, and database management of current transformers and voltage transformers through computer operation. The Automatic Transformer Calibration Device is an ideal choice for power systems and other units involved in transformer verification. The On-site Transformer Calibration Device is mainly used for verification and testing of various current transformers and voltage transformers.

The DGGZ-T Automatic Transformer Testing Device and Transformer Calibration Device are developed and manufactured by DingSheng Power Research Center based on transformer measurement standards. It is an automatic transformer testing device capable of simultaneously testing multiple transformers. The DGGZ-T Automatic Transformer Testing Device utilizes a single-chip microcomputer for measurement, control, and display functions. Users simply operate the virtual tester interface on the computer screen, input parameters such as transformer type, range, accuracy class, capacity, power factor, etc., to complete the automatic testing of current transformers and voltage transformers, as well as analysis, calculation, and data management of test results. The transformer on-site calibration device can also print test technical specifications according to user requirements. The DGGZ-T Automatic Transformer Testing Device features ease of operation and high efficiency, making it an ideal power tester for power systems and other units involved in transformer calibration and metrological inspection.