China solar pv mono cell 270W 280W 290W bifacial panels double glass PV modules.
Warranty
12 years limited workmanship warranty.
No less than 97.5%output power in the first year.
No more than 0.5% annual declination since the second year.
30 year warranty at 83% power output.
Product liability and E&O insurance has been covered by Chubb
Insurance
Typical electrical characteristics
Maximum power(Pm) |
W |
270W | 280W | 290W |
Optimum Operating Voltage(Vm) |
V |
31.11 | 31.52 | 32.23 |
Optimum Operating Current (Im) |
A |
8.68 | 8.89 | 9.01 |
Open-circuit Voltage (Voc) |
V |
38.66 | 39.17 | 39.45 |
Short-circuit Current (Isc) |
A |
9.24 | 9.35 | 9.46 |
Cell Efficiency |
% |
18.90 | 19.50 | 20.20 |
Module efficiency |
% |
16.42 | 17.03 | 17.63 |
STC (Standard Test Condition): Irradiance 1000W/m2, Module Temperature 25℃, AM=1.5
NOCT: Irradiance 800W/m2, ambient Temperature 20℃, wind speed 1m/s