... function of protection and alarm;The LED,LCDdisplay function;RS485/RS232,Ethernet,GPRS communication,realize the long-distance data collection and ... )Power factor≥0.99(above capacity)MPPT Precision99%Grid monitoringRS232 Interface/RS485 optionElectromagnetic CompatibilityEN50081,part1/ EN50082,part1Power disruptionEN61000-3-2Power DetectionDIN ...