The product usually takes 7--13 business days to arrive to your hand after your order is confirmed Technical Datas DC output range 48V, 0 ~ 31.3A Output voltage accuracy ± 1%  Ripple 150mV   Efficiency 89%  Input voltage range 180 ~ 264VAC / or 254 ~ 370VDC Input inrush current of 60A at 230V cold start Voltage adjustment range of ± 10% rated output voltage Overload protection over current point at 105% to 125% when the power failure, restart recovery Rated output voltage over-voltage protection 115% ~ 140%, auto recovery Overheat protection 75 ? ± 5 ? (TSW1 detection transistor sink) off voltage, automatic recovery after cooling Start, when the rise time 230VAC full 150ms, 12ms Insulation characteristics between the input and output side: between 1.5KVac, output and housing: 3KVac, between the input terminal and housing 0.5KVac Operating temperature -20 ~ + 70 ? (refer to output derating curve) Vibration resistance 10 ~ 500Hz, 2G 10 min / cycle, XYZ axes each 60 minutes MTBF ?13.45 ten thousand hours, MIL-HDBK-217F (25 ?) Wiring inputs 3P / 10mm lid terminal block; copper output diversion row NOTE: we will send the product to you as soon as possible If you have any questions , please feel free to contact us