Characteristics ·Photovoltaic building integration, beautiful appearance ·Excellent combination with photovoltaic modules for carport with good power generation ·Photovoltaic power generation is energy-saving and environmentally friendly ·No emissions, no noise, no pollution ·Can supply power to the grid, gain bills from solar   Application ·Factory ·Resort  ·Commercial building ·Conference center ·Office building ·Open-air parking lot ·Hotel System Parameters System power 21.45KW Solar panel power 550W Number of solar panels 39片 Photovoltaic DC cable 1 SET MC4 connector  1 SET Rated output power of inverter 20KW Maximum output apparent power 22KVA Rated grid voltage 3/N/PE, 400V Rated grid frequency 50Hz Maximum efficiency 98. 60% Island effect protection YES DC reverse connection protection YES AC short circuit protection YES Leakage current protection YES Ingress protection level IP66 Working temperature -25~+60°C Cooling method Natural cooling Maximum working altitude 4km Communication 4G (optional)/WiFi (optional) AC output copper core cable 1 SET Distribution box 1 SET Charging pile 2 sets of 120KW integrated DC Charging piles Charging pile input and output voltage Input voltage: 380Vac  Output voltage: 200-1000V Auxiliary material 1 SET Photovoltaic mounting type Aluminum /Carbon steel mounting (one set)