280W Polystalline Solar Panels

280W Polystalline Solar Panels
1)High efficiency 17%
2)25 years service life
3)Certifications of TUV,ROHS,CE,IEC
280W Polystalline Solar Panels

Electrical Parameter
Max Power at STC(Pmax)
Pm(W)
240
250
260
270
280
290
Max Power Voltage
Vm(V)
34.2
35.28
35.28
36
36
36.72
Max Power Current
Im(A)
7.02
7.09
7.37
7.5
7.78
7.9
Open-circuit Voltage
(Voc)
43.2
43.2
43.2
43.92
44.64
44.64
Short-circuit Voltage
(Isc)
7.46
7.79
8.02
8.17
8.33
8.55
Efficiency of cell
ηc(%)
13.75
14.25
14.75
15.5
16
16.5
Efficiency of module
m(%)
11.85
12.45
13
13.6
13.9
14.6
Max system Voltage
(VDC)
1000
Number of the cells
pcs
6*12­=72
Size of the cells
mm
156*156
Bypass diode
pcs
6
Max Series Fuse Rating
A
16
Temperature coefficients of Pm
%°C
-0.037
Temperature coefficients of Voc
%°C
-0.34
Temperature coefficients of Isc
%°C
0.09
Normal Operating Cell Temperature(NOCT)
°C
45±2
Mechanical Character
Cable Length
mm
900
Junction Box
pcs
TUV Certification
Module dimension
mm
1956*992*45
Weight
kgs
28
Encapsulation
mm
Low iron tempered glass ,3.2mm thickness/EVA/Solar cell/EVA/Back-TPT
Frame

Clear anodized aluminium alloy
Packing Way
2 pcs/ctn,21ctns/pallet;20GP(210pcs),40HQ(462pcs)
Payment Method
1) Payment method:T/T,L/C
2) Payment term:30%-50% deposit before production,the blance against B/L copy or before shipment
Delivery Time
25 working days
Warranty
3 years products warranty,25 years service lifetime