GZDW Serie intelligente Hochfrequenz-DC-Netz su

General GZDW series intelligent high frequency DC power supply cabinet is used as operating power supply for the normal opening/closing, fault opening, operation protection, signal busbar and as DC power supply of fault opening/closing, lighting and control of the DC electromagnetic operating mechanism of high voltage circuit breaker in medium and large substations. With the features of novel and resonable structure, complete electrical schems, strong seriation and applicability and higher protection degree etc., it may be used as generation product. Main technical data No.NameUnitData1Rated input voltage VAC 3802Rated frequency Hz503Rated output voltage VDC 110, 2204Accuracy of steady voltage of floating charging device ±2%5Accuracy of steady flow of charging device ±5%6Ripple factor of floating charging device <2%7Load fluctuation range of power busbar voltage ≤±10%8Operation noise dB<60