300W Pure sine wave hybrid solar inverter with high efficiency MPPT controller line interactive UPS

Model Number: WSKE-500 Brand Name: Powerhero Key Specifications/Special Features: Main Features:-Built-in highly efficient MPPT solar charger controller-Ture C.R.G.O. toroidal transformer, lower static loss, more energy saving-Double CPU digital control, higher reliability-PV priority mode or AC priority mode optional-With AC charger function, charges your battery even without sunshine ModelWSKB-500 WSKB-800 WSKB-1000 Rated Power 300W 500W 700W Battery Voltage 12Vdc 12Vdc 12Vdc Price (FOB Shenzhen) Working Mode PV(Photovoltaic priority) / AC（AC priority）optional PV Input Voltage Range 15Vdc-50Vdc Max. Charge Current 10A/20A/30A/40A optional Max. Conversion Efficiency 98% Display Panel Indicator Light LED graphic screen + LED lights Mains status（Optional） Input Voltage Range 140Vac~275Vac Input Frequency Range 45-65 Hz（automatically transfer to invert mode when overfrequency） Output Voltage Range 190Vac~245Vac Input PF.（AC/DC） 98% Efficiency mains mode≥ 96％ Charge Current 10A Mains Overload warning until decrease load Short Circuit yes Inverter Output Inverter Output Voltage 220V±3% Output Frequency 50 Hz / 60Hz ± 0.3Hz frequency adaptive Output Power Factor ≥0.8 Wave Form Distortion linear load≤ 3％ PV-AC Transfer Time 4Ms typical value Max.6 Ms Efficiency invert mode≥ 80％ Inverter Overload 110%-130% shutdown at 30s，130%-150% shutdown at 3s Short Circuit system automatically shut down Alarm Mains Abnormal 1time/1S, silence auto after 5S Low Battery 1time/1S and flash battery last grid Overload 1time/ 1S and display "overload" grid Communication Interface RS232（optional） Others Output Sockets universal sockets / customized Surge Protection optional Ambient Temperature 0℃ ～40℃ Ambient Humidity 10％ ～90％(non condensed) Noise ≤ 50dB Machine Dimension 259x257x149 310x312x167 Carton Size (mm) 670x360x235 420x400x265 Qty/Ctn 2 1 Packing G.W.（kg） 14.60 17.80 9.80