Suntech Vd 290 Watt Poly Solar Panel USA

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Quick Overview

* High module conversion efficiency Module efficiency up to 14.9% achieved through advanced cell technology and manufacturing capabilities
* Positive tolerance Guaranteed positive tolerance of 5% delivers higher outputs reliably
* Extended wind and snow load tests Module certified to withstand extreme wind (3800 Pascal) and snow loads (5400 Pascal)
* Self-cleaning & antireflective Higher module efficiency from anti-reflective, hydrophobic layer with higher light absorption and minimal surface dust
* Excellent weak light performance Excellent performance under low light conditions
* Suntech current sorting process System output maximized by reducing mismatch losses up to 2% with modules sorted & packaged by amperage

Suntech Vd 290 Watt Poly Solar Panel USA

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Electrical Characteristics

Optimum Operating Voltage (Vmp) 35.6 V
Optimum Operating Current (Imp) 8.15 A
Open Circuit Voltage(Voc) 45.0 V
Short Circuit Voltage(Isc) 8.42 A
Maximum Power at STC (Pmax) 290 W
Module Efficiency
Operating Module Temperature -40°C to +85°C
Maximum System Voltage 600 V DC (UL)/ 1000 V DC (IEC)
Maximum Series Fuse Rating 20 A
Power Tolerance 0/+5 %

STC: lrradiance 1000 W/m², module temperature 25 °C, AM=1.5;
Best in Class AAA solar simulator (IEC 60904-9) used, power measurement uncertainty is within +/- 3%


Maximum Power (W) 211 W
Maximum Power Voltage (V) 32.2 V
Maximum Power Current (A) 6.56 A
Open Circuit Voltage (Voc) 41.2 V
Short Circuit Current (Isc) 6.80 A

NOCT: Irradiance 800 W/m², ambient temperature 20 °C, AM=1.5, wind speed 1 m/s;
Best in Class AAA solar simulator (IEC 60904-9) used, power measurement uncertainty is within +/- 3%

Temperature Characteristics

Nominal Operating Cell Temperature (NOCT) 45ºC ± 2ºC
Temperature Coefficient of Pmax -0.44 %/ºC
Temperature Coefficient of Voc -0.33 %/ºC
Temperature Coefficient of Isc 0.055 %/ºC

Mechanical Characteristics

Solar Cells Polycrystalline 156 × 156 mm (6 inches)
No. of Cells
72 (6 × 12)
Dimensions 1956 × 992 × 50 mm (77.0 × 39.1 × 2.0 inches)
Weight 27.0 kgs (59.5 lbs.)
Front Glass 4.0 mm (0.16 inches) tempered glass
Frame Anodized Aluminum-alloy
Junction Box IP67 rated
Output Cables UL 4703, TUV (2Pfg1169: 2007)

4.0 mm² (0.006 inches²), symmetrical lengths (-) 1000mm (43.3 inches) and (+) 1100 mm (43.3 inches)
Connectors H4 connectors (MC4 compatible)
Standard Packaging (Modules per Pallet) 20 pcs


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