ET-M660WW/WB 270-290

ET Solar Group
Type: Monocrystalline
Power Range: 270 ~ 290 Wp
Region: China China
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Alternative Product

From $0.395 / Wp
  • Cell Type: Polycrystalline
  • Dimensions: 1956x992x40 mm
  • Weight: 23 kg
  • Cell Size: 156×156 mm
  • Glass Thickness: 3.2 mm
  • Pmax: 305 Wp
  • Vmpp: 36.5 V
  • Impp: 8.35 A
  • Voc: 45.3 V
  • Isc: 8.94 A
  • Efficiency: 15.71 %
  • Product Warranty: 10 Years
  • Power Warranty: --

Product Characteristics

Model No.
ET-M660270WW/WB ET-M660275WW/WB ET-M660280WW/WB ET-M660285WW/WB ET-M660290WW/WB
WARRANTY  
Product Warranty 10 Years
Power Warranty 25 Years of 81.4% Output Power
Electrical Data at STC  
Maximum Power (Pmax)
270 Wp 275 Wp 280 Wp 285 Wp 290 Wp
Voltage at Maximum Power (Vmpp)
30.83 V 30.97 V 31.01 V 31.85 V 32.12 V
Current at Maximum Power (Impp)
8.76 A 8.88 A 9.03 A 8.95 A 9.03 A
Open Circuit Voltage (Voc)
38.68 V 39.08 V 39.26 V 39.18 V 39.68 V
Short Circuit Current (Isc)
9.12 A 9.14 A 9.23 A 9.46 A 9.59 A
Panel Efficiency
16.6 % 16.9 % 17.21 % 17.52 % 17.83 %
Power Tolerance(Positive)
+ 2 % + 2 % + 1.5 % + 1.5 % + 1.5 %
  Standard Test Conditions (STC): air mass AM 1.5, irradiance 1000W/m2, cell temperature 25°C
Electrical Data at NOCT  
Temperature
44.4±2 °C 44.4±2 °C 44.4±2 °C 44.4±2 °C 44.4±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 -0.42 %/°C
Temperature Coefficient of Voc -0.3 %/°C
Temperature Coefficient of Isc 0.3 %/°C
Maximum Ratings  
Maximum System Voltage 1000 V
Series Fuse Rating 20 A
Material Data  
Panel Dimension (H/W/D) 1640x992x35 mm
Weight 18.5 kg
Cell Type Monocrystalline
Cell Size 156×156 mm
Cell Number 60
Junction Box Protection Class IP 67
Connector Type MC4
Cable Crosssection 4 mm2
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ET Solar Group

27F, Galaxy International Plaza, 7 Shanxi Road, Nanjing, Jiangsu
No. Staff: 3,000
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Crystalline

Production (MW)/2012: 500 MWp
Monocrystalline, Polycrystalline
Power Range(Wp): 5-305

Useful Contacts

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ET SOLAR

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