Upsolar UP-M255PT

Multi-c-Si
255.024 W Pmax
38.2 V Voc
8.55 A Isc
30.8 V Vmp
8.28 A Imp
15.67 % eff.
0.7808 FF
60 cells
IV & PV Curves at STC (1000 W/m², 25 °C)
IV Curves — Multiple Conditions

Irradiance sweep at 25 °C

Temperature sweep at 1000 W/m²

Single-Diode Model Parameters

Source: California Energy Commission module list · retrieved via SAM library · energy.ca.gov

Parameter Symbol Value Unit
Nameplate (STC)
STC Power STC 255.024 W
PTC Power PTC 231.3 W
Open-circuit voltage V_oc_ref 38.2 V
Short-circuit current I_sc_ref 8.55 A
Max-power voltage V_mp_ref 30.8 V
Max-power current I_mp_ref 8.28 A
Fill factor FF 0.7808
Efficiency (STC) η 15.67 %
Temperature Coefficients
Isc temperature coefficient alpha_sc 0.002479 A/°C
Voc temperature coefficient beta_oc -0.131026 V/°C
Pmax temperature coefficient gamma_r -0.475 %/°C
NOCT T_NOCT 43.8 °C
Single-Diode (De Soto) Parameters
Modified ideality factor a_ref 1.59492 V
Light-generated current (ref) I_L_ref 8.81494 A
Saturation current (ref) I_o_ref A
Series resistance R_s 0.3296 Ω
Shunt resistance (ref) R_sh_ref 495.213 Ω
Cells in series N_s 60
CEC Adjust factor Adjust 6.4737 %
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Module Specifications
Technology Multi-c-Si
Bifacial No
BIPV No
Cells in series 60
Module area 1.627 m²
Dimensions 1.64 × 0.992 m
NOCT 43.8 °C
CEC listing date 11/16/2022
Measured Data
No measured data yet for this module.
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