Last week we completed the production of GDB-P Transformer Turns Ratio Tester for our customer. GDB-P is portable type, the net weight is only about 7KG. Built-in high capacity chargeable lithium battery. It can works with 220V,50/60Hz too. Some customers told us that many transformers are on site.

Recently we completed an order for our regular customer in

No matter what kind of test transformer, its main function is to test the insulation strength and withstand voltage of electrical equipment, and obtain the insulation performance of electrical equipment and the ability to withstand overvoltage. But its main difference lies in its structure and worki