Gsmg-290m series Electric characteristics Modelgsmg-250mgsmg-260mgsmg-270mgsmg-280mgsmg-290mgsmg-295mgsmg-300m Max-power voltage vmp(v)34.334.634.935.536.236.536.8 Max-power current imp(a)7.297.527.747.898.028.098.16 Open-circuit voltage voc(v)43.343.543.743.944.444.644.8 Short-circuit current isc(a)8.288.458.588.728.818.848.87 Max-power pm(w)250260270280290295300 Stc:irrandiance 1000w/m2, cell temperature 25¡æ¡ê¬am=1.5 Mechanical characteristics Tolerance ¡¨¤3% Cell polycrystalline solar cells No.Of cells 72(6x12) solar cells Dimension 1957*992*45mm Cable type 4mm2 Connector mc4 Junction box ip65 Glass type low iron, tempered glass, 3.2mm thickness Weight 26.0kg Operating conditions Operating temperature -40~+85¡æ Storage temperature -40~+85¡æ Maximum system voltage dc1000v Temperature and coefficients Noct 48¡æ ¡¨¤2¡æ Temperature coefficient of voc(%/k) -0.34 Temperature coefficient of isc(%/k) 0.09 Power temperature coefficient(%/k) -0.37 Packing Carton 2 pcs/carton Pallet 20cartons/pallet Loading capacity 228pcs/20, gp; 468pcs/40, gp Quality and warranty Peak power of single module is guaranteed in ¡¨¤3% 5 years limited warranty on material and workmanship Limited power warranty :10 years 90% and 25 years 80% Limited warranty for minimum power output