Grid Tie 250kw Inverter Features :·Max efficiency over 97.3%,Website:http://www.yangtze-power.com, deliver more energy·Powerful grid management functions(including LVRT)·Active power continuous adjustment (0-100%)·Reactive power adjustable, PF range 0.9lagging-0.9leading·Friendly touch monitoring interface, easy installation maintenance procedure·Certificate and approvals included·Design for max.ROI: Newest generation IGBTs and advanced MPPT Algorithms·Auxiliary electrical heating (optional)·Comprehensive protection for overvoltage,islanding short-circuit,overload,overheat etc. Datasheet CP 250Input data (DC)Max. Recommended PV Power        (for solar panel STC)285KWMax. DC voltage 1000VStart voltage / Power500V/2500WPV voltage range450V-1000VMPP work voltage range/nominal voltage450V-820V/600VMax. input current 635ANumber of independent MPP trackers        /stings per MPP tracker1/6Output (AC)Rated AC output power 250KVAAC nominal voltage ; range 400V / 310V-450VAC frequency; range50,60Hz; 44-55HZ/55-65HZMaximum output current400AAdjustable displacement power factor 0.9leading-0.9laggingTHDI＜3%EfficiencyMax. efficiency97.3%Euro - eta96.7%MPPT efficiency99.9%Protection DevicesDC disconnection deviceDC circuit breakerAC disconnection deviceAC circuit breaker DC overvoltage protectionSurge arrestor type AC overvoltage protectionSurge arrestor type Grid monitoring / Managementyes/yesGround monitoring yesOver temperature protection yesInsulation monitoring yesGeneral DataDimensions (W / H / D) in mm1600*2100*850Weight 1600kgOperating temperature range -25℃…+55℃Noise emission (typical)≤65dB(A)Altitude6000m ( Derating over 3000m )Standby consumption＜100WTopologyLow Frequency TransformerCooling conceptAir Forced Environmental Protection Rating IP20DisplayTouch screen LCDCommunication InterfaceRS485/ EthernetRelative humidity0~95%Certificates and Approvals CE, TUV, CGC, LVRT, ZVRT