China 310W Perc High Efficiency Monocrystalline Solar Panel Power Supply, Find details about China Solar Panel Power Supply, Solar Panel from 310W Perc High Efficiency Monocrystalline Solar Panel Power Supply
Type | PS-M660300 | PS-M660305 | PS-M660310 | PS-M660315 | PS-M660320 |
Rated Maximum Power at STC(W) | 300 | 305 | 310 | 315 | 320 |
Open Circuit Voltage(Voc/V) | 39.8 | 40.1 | 40.3 | 40.5 | 40.7 |
Maximum Power Voltage(Vmp/V) | 32.6 | 32.8 | 33 | 33.2 | 33.5 |
Short Circuit Current(Isc/A) | 9.77 | 9.85 | 9.93 | 10.01 | 10.1 |
Maximum Power Current(Imp/A) | 9.19 | 9.29 | 9.39 | 9.5 | 9.56 |
Cell Efficiency(%) | 21 | 21.3 | 21.7 | 21.9 | 22 |
Power Tolerance(%) | 0+3% | ||||
Temperature Coefficient of Isc | +0.059%/ºC | ||||
Temperature Coefficient of Voc | -0.330%/ºC | ||||
Temperature Coefficient of Pmax | -0.410%/ºC | ||||
STC | Irradiance 1000W/m2,Cell Temperature 25ºC, Air Mass 1.5 | ||||
Certification | CE, TUV(IEC61215,IEC61730) |
Mechanical Data | |
Cell(mm) | Mono156.75×156.75 |
Weight(kg) | 17(approx) |
Dimensions(L×W×H)(mm) | 1640*992*35 |
No.of Cells | 60 |
No.of Diodes | IP67,3 diodes 20A |
Connector | MC4 |
Packing Configuration | 30pcs per box |
Working Conditions | |
Maximum System Voltage | DC 1500V(IEC) |
Operating Temperature | -40ºC/+85ºC |
Maximum Static Load,Front(e.g,snow and wind) | 5400Pa |
Maximum Static Load,Back(e.g,wind) | 2400Pa |
NOCT | 45±2ºC |
Application Class | Class A |
Items | PROPSOLAR solar panel VS Other suppliers | |
Propsolar | Other suppliers | |
Solar Cell | A Grade High Efficiency cells![]() | B or C Grade cells,some suppliers are using broken cells with Tape ![]() |
EVA | >380g/m2 PID Resistant new production 1500VDC | < 380g/m2 Reclaimed materials 1000VDC (EVA delaminating after some years) |
Glass | 3.2mm thickness high transmission low iron tempered glass | 2.5mm thickness glass (not enough stronger) |
Frame | 1.3mm-1.5mm thickness anodized aluminum | 0.9mm-1.1mm thichness anodized aluminum (not enough stronger) |
Backsheet | 300um thickness double-side fluorine coated (anti-climate for more than 25 years) | PET without fluorine coated (backsheet turned yellow or broken into pieces) |
Junction box | IP68 with 20A diodes,1500VDC | IP67 1000VDC without diodes or only 15A diodes |
Power tolerance | 0/+3% | Negative with -10W |
Life time | More than 25 years | Less than 5-8 years |
Price | Reasonable price with best quality | Cheap price with low quality |