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Performance data of WIOSUN EP-Series

Technical Data
Cell 72 x polykristallin Cell size 156 x 156 mm
Frame 50 mm Hohlkammerrahmen Glass 3.2 mm Solarglas
Connection Kunststoff IP65 Wire 900mm Solarkabel
Connector MC4 Bypass-diodes 3
Electical Data (STC*)
Moduletype E250P E260P E270P E280P E290P E300P
Nominal Power STC* PMAX Wp 250 260 270 280 290 300
Max. power voltage Umpp V 34.5 35 35.4 36.3 36.7 37.5
Max. power current Impp A 7.25 7.43 7.62 7.71 7.9 8.1
Open-circuit voltage Uoc V 41.4 42.01 42.48 43.56 44.04 44.49
Cell efficiency % 14.27 14.84 15.41 15.98 16.55 17.12
Module efficiency % 12.95 13.47 13.99 14.5 15.02 15.54
At a low irradiation intensity of 200 W/m² (AM 1.5, cell temperature 25 °C) 96 % of the STC module efficiency will be archived.
*STC = Standard test conditions (1000 W/m², AM 1.5, cell temperature 25 °C)
**NOCT = Normal operating cell temperature (800 W/m², AM 1.5, windspeed 1m/s, ambient temperature 20 °C)
Temperature coefficients Technical drawing
Temperature coefficients ISC 0.04 %/°C
Temperature coefficients UOC -0.35 %/°C
Temperature coefficients PMPP -0.5 %/°C
Temperature coefficients IMPP 0.04 %/°C
Temperature coefficients UMPP -0.38 %/°C
NOCT 48 °C ± 2 °C
Mechanic Data
Dimensions 1950 x 990 x 50 mm (Toleranz ± 1mm)
Weight 24 kg
Limits
Maximum system voltage 1000 V
Maximum reverse current 15 A
Operating temperature -40 °C bis 80 °C
Maximum load 5400 N/m²
Safety class II
Certifications and warranty
TÜV,UL IEC 61215, IEC 61730 i.V.
Product warranty 10Years
Performance guarantee 90/80% - 10/25 Years
Downloads
Documents Language
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