KP-SOT series transformer is an AC voltage below 10KV based on oil immersed self cooling type low voltage transformer,Which is widely used in enterprise,government agency,imported equipment;Its coil and iron core with vocuum drying,Fuel tank with independant heat sink.The transformer and the outside iaolation,greatly reduces the maintenance cost of the transformer,and the service life of the transformer is prolonged.

        Main product voltage grade:  Input:           three phase   480V,440V,420V,400V,380V,360V

                                                            Output:        three phase   220V,208V,200V,190V,173V,120V,110V,100V  

                                                                                 single phase   220V,200V,127V,120V,110V,100V,36V,24V

        Capacity:                                           20~4000KVA

        Insulation grade:                             H 

        Output voltage accuracy:               ±1%     

        Frequency:                                       50/60HZ

        Cooling mode:                                self cooling

        Environment temperature:            -20°c~40°c

        Relative humidty:                            ≤95%

       Conventional product(autotransformer)

Conventional product (isolation transformer)