Ratio and vector group tester

1. Product Name: Transformer Ratio Meter HYBC-901 2. Equipment Description: HYBC-901 Tansformer ratio meter z type is specially designed for three- phase transformer in power system, especially for transformer of type Z winding and other transformers whose zero-load current is relatively high. The tester has wide testing range, fast testing speed, favorable repeatability, flexible data processing, convenient connection, complete protection, easy learning and convenient