FreeVolt ECP-PVGRAF-120HC-365W

Mono-c-Si
365 W Pmax
40.7 V Voc
11.43 A Isc
34.2 V Vmp
10.68 A Imp
20.18 % eff.
0.7852 FF
60 cells
IV & PV Curves at STC (1000 W/m², 25 °C)
IV Curves at 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 · All data sources

Parameter Symbol Value Unit
Nameplate (STC)
STC Power STC 365.256 W
PTC Power PTC 337.0 W
Open-circuit voltage V_oc_ref 40.7 V
Short-circuit current I_sc_ref 11.43 A
Max-power voltage V_mp_ref 34.2 V
Max-power current I_mp_ref 10.68 A
Fill factor FF 0.7852 —
Efficiency (STC) η 20.18 %
Temperature Coefficients
Isc temperature coefficient alpha_sc 0.006287 A/°C
Voc temperature coefficient beta_oc -0.113553 V/°C
Pmax temperature coefficient gamma_r -0.38 %/°C
NOCT T_NOCT 46.0 °C
Single-Diode (De Soto) Parameters
Modified ideality factor a_ref 1.60567 V
Light-generated current (ref) I_L_ref 11.4415 A
Saturation current (ref) I_o_ref 1.09e-10 A
Series resistance R_s 0.14595 Ω
Shunt resistance (ref) R_sh_ref 144.612 Ω
Cells in series N_s 60 —
CEC Adjust factor Adjust 16.6973 %
Additional Model Sources
Source Model type Fit quality Citation
CEC module list (via SAM library) Default CEC / De Soto single-diode — https://www.energy.ca.gov/media/2367
Sandia PVsyst single-diode fit PVsyst single-diode NMBE Pmp0.1641 Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/

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