Insulation withstand voltage testing is the core of preventative testing for medium and high voltage power equipment such as XLPE cables, generators, and large motors. Traditional 50Hz power frequency withstand voltage testing requires a large capacitive load, resulting in bulky equipment; while DC Read More

When testing circuit breakers on site, the biggest fear is not discovering faults, but rather the instrument itself falsely reporting military information. Although the switch action is normal, the instrument reports exceeding the travel limit and non compliant synchronicity; Or the detected object Read More

After nearly three months of hard work, ZJA-6KY Double Stages Transformer Oil Purifier and ZJ-300 Transformer Vacuum Pumping Unit have finally completed delivery.According to customer requirements, ZJA-6KY Transformer Oil Purifier is additionally equipped with PPM online sensor and closed door.ZJA-6 Read More