多晶硅太陽(yáng)能電池組件 Poly-crystalline Solar Model250W 280W Specifications Cell Poly-crystalline silicon solar cells 156mm 156mmNo. of cells and connections72 (6 12)Dimension of module1956 992 50 (mm)Weight23 kgCharacteristics Model HT-280W HT-270WHT-260WOpen circuit voltage (Voc)43.8 V 43.6 V43.4 VOptimum operating voltage (Vmp)34.8 V 34.4 V34.4 VShort circuit current (Isc)8.85A 8.63A8.31AOptimum operating current (Imp) 8.05 A 7.85 A7.56 AMaximum power at STC (Pm)280Wp 270 Wp260 WpSTC : 1000W/㎡, 25℃, AM1.5Limits Operating temperature-40 to +85℃Maximum system voltage1000 V DCTemperature and Coefficients NOCT48℃ 2℃Current temperature coefficient﹪/K0.06 0.01Voltage temperature coefficientmV/K-(155 10)Power temperature coefficient﹪/K-(0.5 0.05)