GZDW Series DC Switchgear

Description The DC power supply panel serves in power generation plants and substations to function as power supply needed for opening & closing of high-voltage switch in case of normal operation or emergency state relaying protection automatic protection emergency lighting and sound project. It also serves as power supply in such occasions as metallurgical industry railway mine petrochemical industry post telecom hospital bank hotel tall building and computer network etc. The microcomputer-controlled DC power supply cubicle can function as a DC power supply for the power generation plant substation and for unattended and remote monitoring and controlling. The product meets the standard of JB/T5777.4-2000 Technical specification GZDW Series DC Switchgear Item UnitDataRated input voltage VAC380 415Range of input voltage VAC323 475Frequency Hz50Hz ± 10%Power factor 0.92Rated output voltage VDC110 (220)Range of output voltage VDC99 143V (DC110V), DC198 286V (DC220V)Rated output current: A10 240 (DC, N+1)Equalizing coefficient ≤ 5%Voltage stabilizing accuracy ≤ 0.5%Current stabilizing accuracy ≤ 1%Ripple coefficient ≤ 0.5%Efficiency ≥94%