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Specifications for Poly-crystalline Silicon Solar Module with 20W Maximum Power
Mechanical Characteristics
Cell type poly-crystalline silicon solar cells
Cell layout 2 x 18
Number of cells 36 pcs
Module dimensions 520*356*25mm
Frame anodized aluminum, grey or black
Junction box IP65
Connectors ——
Net weight 2.30kg
Packing 10pcs/ctn
Electrical Characteristics
Peak power (Pmax) 20W
Power tolerance ±3%
Max. system voltage 715VDC
Open circuit voltage (Voc) 21.5V
Short circuit current (Isc) 1.27A
Max. power voltage (Vmp) 17.5V
Max. power current (Imp) 1.14A
Temperature coefficients of Isc 0.035%/℃
Temperature coefficients of Voc ﹣0.33%/℃
Temperature coefficients of Pmax ﹣0.43%/℃
Cell Efficiency ≧16%
FF 73%
Standard Test Condition (STD) Irradiance:1000W/m2;Cell temperature:25℃; AM:1.5
Absolute Maximum Ratings
Operating temperature ﹣40 to ﹢85℃
Storage temperature ﹣40 to ﹢85℃
Maximum surface load capacity 60 m/s(200kg/sq.m)
Hailstone test 225g steel ball falling vertically fm 1m height

Application Case: 120w Solar Meteorological Station
Module Model: SUN20P-12
Installation place: Antarctic area
Installation year: 2009

Container load plan:

Recommended Application Field:
Solar radiation station
Traffic light
Marine applicaiton

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