SEG Solar Inc. SEG-520-BMA-BG

Mono-c-Si

520 W Pmax

49.1 V Voc

13.41 A Isc

40.5 V Vmp

12.84 A Imp

20.16 % eff.

0.7898 FF

72 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	520.02	W
PTC Power	PTC	481.6	W
Open-circuit voltage	V_oc_ref	49.1	V
Short-circuit current	I_sc_ref	13.41	A
Max-power voltage	V_mp_ref	40.5	V
Max-power current	I_mp_ref	12.84	A
Fill factor	FF	0.7898	—
Efficiency (STC)	η	20.16	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.006437	A/°C
Voc temperature coefficient	beta_oc	-0.136007	V/°C
Pmax temperature coefficient	gamma_r	-0.36	%/°C
NOCT	T_NOCT	46.4	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.84863	V
Light-generated current (ref)	I_L_ref	13.5499	A
Saturation current (ref)	I_o_ref	3.93e-11	A
Series resistance	R_s	0.22863	Ω
Shunt resistance (ref)	R_sh_ref	532.996	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	6.763	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 2.58 m²

NOCT 46.4 °C

Temp. coefficient of Pmax -0.360 %/°C

Temp. coefficient of Voc -0.277 %/°C

Temp. coefficient of Isc 0.048 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Measured Data

No measured data yet for this module.

Same Test Data

2 listings with identical nameplate test data, one per frame, color or backsheet version.

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