Model NO.: YY305P72 Number of Cells: 72pcs Condition: New Material: Polycrystalline Silicon Trademark: UNION SOLAR Specification: CE HS Code: 8541402000 Warranty: 25 Years Application: Industrial Certification: CE Power: 300W-320W Transport Package: Carton Origin: China Product Show
1. Electrical Characteristics
1.1 STC
| Maximum Power (Pmax) | 300W | 305 | 310 | 315 | 320 |
| Power Output Tolerance Pmax (%) | 0~+3% | 0~+3% | 0~+3% | 0~+3% | 0~+3% |
| Open Circuit Voltage (Voc) | 44.25V | 45.9V | 46.1V | 46.4V | 46.5V |
| Short Circuit Current (Isc) | 8.75A | 8.76A | 8.79A | 8.87A | 8.95A |
| Maximum Power Voltage (Vmp) | 36.58V | 36.6V | 36.67V | 36.76V | 36.8V |
| Maximum Power Current (Imp) | 8.17A | 8.35A | 8.49A | 8.59A | 8.71A |
| Module Efficiency (%) | 15.45 | 15.7 | 16.0 | 16.2 | 16.5 |
| Cell Efficiency (%) | 18 .2 |
| Cells | Polycrystalline / Monocrystalline |
| Solar Cell | 156mm×156mm |
| No. of Cells | 72(6×12) |
| Dimensions | 1956mm×992mm×40mm |
| Output Cables | Diameter: 4mm; Length: 900mm |
| Weight | 22.5kg |
| Frame | Aluminium alloy |
| Interior Structure | Tempered glass/ EVA / back sheet |
1.2 Temperature Coefficients
| Temperature Coefficient of Pmax | -0.4%/ºC |
| Temperature Coefficient of Voc | -0.38%/ºC |
| Temperature Coefficient of Isc | +0.04%/ºC |
1.3 Maximum System Voltage
| Maximum System Voltage | 1000V |
2. Mechanical Characteristics
3. Warranty and Certification
| Warranty | 5 years limited warranty, 10 years 90%, 25 years 80% power warranty |
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