Electrical Characteristics
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Model No.
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WHM-400
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Maximum Power at STC (Pmax)
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400W
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Optimum Operating Voltage (Vmp)
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36V
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Open - Circuit Voltage (Voc)
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43.2V
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Optimum Operating Current (Imp)
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8.33A
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Short - Circuit Current (Isc)
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9.16A
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Maximum System Voltage
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1000V
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Operating Module Temperature
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-40 °C / +85 °C
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Diodes
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3 by pass
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Power Tolerance
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-5/+5 %
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TC: irradiance 1000 W/m2, module temperature 25 °C, AM=1.5; Power measurement
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Mechanical Characteristics
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Solar Cell
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Monocrystalline 166× 83 mm
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No. of Cells
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72 (6 × 20)
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Dimensions
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1755*1038*35mm
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Weight
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20kg
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Front Glass
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3.2 mm (0.13 inches) tempered glass
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Frame
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Anodized aluminum alloy
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Junction Box
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IP65 rated
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Output Cables
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TUV
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4.0 mm2 (0.16inches2), symmetrical lengths (-) 900 mm (35.4 inches) and (+) 900 mm (35.4inches)
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Connectors
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RADOX® SOLAR integrated twist locking connectors
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Temperature Characteristics
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Nominal Operating Cell Temperature (NOCT)
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45±2 ℃
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Temperature Coefficient of Pmax
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-0.47%/℃
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Temperature Coefficient of Voc
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-0.34%/℃
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Temperature Coefficient of Isc
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0.045%/℃
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Quality and Safety
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Product warranty:
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Single Solar modules will last for at least 25 years.
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Free from defects in material and workmanship for 5 years.
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All the panels passed IEC, TUV standards.
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Power warranty:
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Maintain more than 90% of minimum rated power for 10 years.
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Maintain more than 80% of minimum rated power for 25 years.
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