China Stock Best Price Poly Solar Panels for Homw Solar Power System
Product Description
Polycrystalline siliccon solar panel 250Watt | ||
Basic information | ||
Model | JS-27250P | |
Category | Poly | |
Electrical performance parameter(STC) | ||
Maximum power-Pmax | Wp | 250 |
Power tolerance | % | 0~+3 |
Maximum Power Voltage-Vmp | V | 27 |
Optimum Operating Current-Imp | A | 9.26 |
Open circuit voltage-Voc | V | 32.4 |
Short-circuit current-Isc | A | 9.91 |
Maximum System Voltage-VDC | V | 1000 |
Cell Efficiency-ηm | % | Poly silicon>18.5% |
Standard test condition | STC | Irradiance1000W/m2 ,room temperature25ºC ,Atmospheric qualityAM1.5 |
Components & Mechanical Data | ||
Solar Cell | Poly silicon,156*156mm | |
Number of Cell | 54pc(6*9) | |
Size of Module | 1470*992*35 | |
Weight Per Piece | 16.9kg | |
Module glass | 3.2mm,High penetration, anti - reflection suede toughened glass. | |
Module backplane | 0.35mm white | |
Module frame | Silver and anodized aluminum alloy | |
Junction Box Type | PV-LH0702 | |
Wire | 4mm2 | |
Temperature Coefficients | ||
Working temperature | -40~+85ºC | |
Temperature Coefficients of Voc(%)°C | -0.41%/ºC | |
Temperature Coefficients of Pm(%)°C | -0.32%/ºC | |
Temperature Coefficients of Im(%)°C | 0.055%/ºC | |
NOCT | 45ºC±2ºC |
HOW GOLDSUN DO QUANLITY CONTROL?
-Vertically integrated production line from silicon ingot- silicon wafers- solar cell- solar modules assembly with highly automatic production line;
-Production line are certified by America company DNV KEMA;
-More than 5 quality control points in each production process;
-All the staff went through strict training and testing before start work;
-All the equipment do calibration every 24 hours;
-R &D center focus on high efficiency solar cells and stable,higher output solar panels;
-Strictly raw material checking for raw silicon, glass, backsheet, EVA, Junction Box, etc.