Jiangsu Sunel Transformer Co., Ltd supplise Rectifier Transformer For Frequency Convertor --PZSG Product Description: Phase-shifting rectifier transformer,It uses class H insulation system and has varied structural appearance and simple appearance. Primary voltage: 6kv 10kv Capacity:250~6300kva Pulse:12, 24, 36, 48,54 Phase shift angle: depend on Pulse Auxiliary winding: depend on customers technicals Impendance: depend on customers technicals Efficiecy: depend on customers technicals Connection: Y/△ Insulation: H Cooling: AF( Forced cooling) /AN(Auto cooling) Test voltage: According to IEC62032 Ambient temperature: 45℃~ -30℃ Humidity: ≤95% Manufacture Features: High mechanical character,safe operation. Low noise, small,easy installation and maintenance-free. high levels of insulation, low partial lead. fire-retardant,moisture-proof,extreme resistance to heat shock.