QHM280-305W72

Qihong (Shanghai) New Energy Technology Co., Ltd.
Type: Monocrystalline
Power Range: 280 ~ 305 Wp
Region: China China
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From $0.492 / Wp
  • Cell Type: Polycrystalline
  • Dimensions: 1640x992x35 mm
  • Weight: 18 kg
  • Cell Size: 156×156 mm
  • Glass Thickness: 3.2 mm
  • Pmax: 250 Wp
  • Vmpp: 29.88 V
  • Impp: 8.37 A
  • Voc: 36.75 V
  • Isc: 8.92 A
  • Efficiency: 15.37 %
  • Product Warranty: 10 Years
  • Power Warranty: 12 Years of 90% Output Power, 25 Years of 80% Output Power

Product Characteristics

Model No.
QHM280W72 QHM285W72 QHM290W72 QHM295W72 QHM300W72 QHM305W72
Electrical Data at STC  
Maximum Power (Pmax)
280 Wp 285 Wp 290 Wp 295 Wp 300 Wp 305 Wp
Voltage at Maximum Power (Vmpp)
36 V 36.2 V 36.4 V 36.6 V 36.9 V 37.5 V
Current at Maximum Power (Impp)
7.78 A 7.87 A 7.97 A 8.06 A 8.13 A 8.14 A
Open Circuit Voltage (Voc)
44.9 V 45 V 45.2 V 45.7 V 46.2 V 46.9 V
Short Circuit Current (Isc)
8.3 A 8.44 A 8.52 A 8.54 A 8.58 A 8.55 A
Power Tolerance(Positive)
+ 3 % + 3 % + 3 % + 3 % + 3 % + 3 %
Power Tolerance(Negative)
- 3 % - 3 % - 3 % - 3 % - 3 % - 3 %
  Standard Test Conditions (STC): air mass AM 1.5, irradiance 1000W/m2, cell temperature 25°C
Electrical Data at NOCT  
Temperature
45±2 °C 45±2 °C 45±2 °C 45±2 °C 45±2 °C 45±2 °C
  Nominal Operating Cell Temperature (NOCT): 800W/m2, AM 1.5, windspeed 1m/s,ambient temperature 20°C
Thermal Ratings  
Operating Temperature Range -40~85 °C
Temperature Coefficient of Pmax -0.37 %/°C
Temperature Coefficient of Voc -0.34 %/°C
Temperature Coefficient of Isc 0.09 %/°C
Maximum Ratings  
Maximum System Voltage 1000 V
Material Data  
Panel Dimension (H/W/D) 1956x992x50 mm
Weight 24 kg
Cell Type Monocrystalline
Cell Size 156×156 mm
Cell Number 72
Encapsulant Type EVA
Back Cover Type TPT
Junction Box Diodes 6
Connector Type MC4
Cable Crosssection 4 mm2
Cable Length 900 mm
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Qihong (Shanghai) New Energy Technology Co., Ltd.

Room 205-197, No. 500, Chuansha Road, Shanghai
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Crystalline

Production (MW)/: MWp
Monocrystalline, Polycrystalline
Power Range(Wp): 10-310

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