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Max. Power: 250W
Number of Cells: 60
Size: 1640*990*40mm
Material: Polycrystalline Silicon
Model Number: ASL250-30-P
Brand Name: ASLAN
Place of Origin: China (Mainland)
Class: A Grade
Cells: Poly-crystalline silicon
OEM: Yes
Warranty: 25 years
Certificate: TUV, ISO9001
Front glass: 3.2mm tempered glass
Module efficiency: Above 15.6%
Application: Solar home system, solar power plant, solar water pumping systems

Specifications

Technical parameter

Maximum Power(W)                           250W

Optimum Power Voltage(Vmp)           30.25V

Optimum Operating Current(Imp)       8.26A

Open Circuit Voltage(Voc)                  36.61V

Short Circuit Current(Isc)                     8.89A

Mechanical Characteristics

Cell Type Polycrystalline                      156x156mm (6 inch)

No of Cell                                              60 (6x10pcs)

Dimensions                                           1640x990x40mm

Weight                                                   18.5KGS

Front Glass                                            3.2mm,High Transmission, Low Iron,Tempered Glass

Junction box                                          IP65 Rated

Output Cable                                         TUV 1x4.0mm2/UL12AWG,Length:900mm

Temperature and Coefficients

Operating Temperature(°C):               -40°C ~ + 85°C

Maximum System Voltage:                  600V(UL)/1000V(IEC) DC

Maximum Rated Current Series:         15A

Temperature Coefficients of Pmax:     -0.47%

Temperature Coefficients of Voc:        -0.389%

Temperature Coefficients of Isc:           0.057%

Nominal Operationg Cell Temperature (NOCT): 47+/-2°C

 

Materials of solar panel

1).Solar Cell------monocrystalline solar cell 125*125mm

2).Front Glass-------3.2mm, high transmission, low iron, tempered glss

3).EVA-------excellent anti-aging EVA

4).TPT-------TPT hot seal made of flame resistance

5).Frame------anodised aluminum profile

6).Junction Box-------lp54 rated, high quality, with diode protection

Superiority: high quality anodexed aluminum frame, high efficiency long life, easy installation, strong wind resistance, strong hail resisance.

 Features

 1. High cell efficiency with quality silicon materials for long term output stability

 2. Strictly quality control ensure the stability and reliability, totally 23 QC procedures

 3. High transmittance low iron tempered glass with enhanced stiffness and impact resistance

 4. Both Polycrystalline and Monocrystalline

 5. Excellent performance in harsh weather

 6. Outstanding electrical performance under high temperature and low irradiance 

Quality assurance testing

Thermal cycling test

Thermal shock test

Thermal/Freezing and high humidity cycling test

Electrical isolation test 

Hail impact test

Mechanical, wind and twist loading test

Salt mist test

Light and water-exposure test

Moist carbon dioxide/sulphur dioxide