WFM-PC , 250W-280W
TYPICAL ELECTRICAL CHARACTERISTICS

Type WFM 250P 260P 270P 280P
Max-power Voltage Pm(W) 250 260 270 280
Power Tolerance (%) 3/-3
Max-power voltage Vm(V) 34.6 34.7 35.20 35.3
Max-power Current Imp(A) 7.23 7.49 7.67 7.93
Open-circuit Voltage Voc(V) 43.12 43.37 43.65 43.77
Short-circuit Current Isc(A) 8.53 8.56 8.59 8.76
Max-System Voltage (VDC) 1000
Cell Efficiency (%) 14.5 15 15.5 16
Module Efficiency (%) 12.9 13.4 13.9 14.4
Number,Type and arrangement of cell 72pcs. Poly-crystalline Silicon(12*6)
Cell Size (mm) 156*156
No. of Bypass Diodes (pcs). 6
Power temperature coefficient (%/C) -0.45
Current temperature coefficient (%/C) 0.05
Voltage temperature coefficient (%/C) -0.35
NOCT-Normal Operating Cell Temperature (C) 48+-2

MACHINCAL CHARACTERISTICS
Cable type,Diameter and length 4mm2, TUV certified,900mm
Type of connector Compatible Type 3 and Type 4
Dimension A*B*C (mm) 1956*992*50
Weight (Kg) 28
Glass , Type and Thickness High Transparency,Low Iron,Tempered Glass 3.2mm

PACKING CONFIGURATION
Packing Configuration 2pcs/box
Quantity/pallet 36pcs/pallet
Loading Capacity 360pcs/40ft

ABSOLUTE RATINGS
Dielectric Insulation Voltage (VDC) 3000max
Operating Temperature ( C ) -40 85
Storage Temperature ( C ) -40 85