First Solar Inc. FS-280

Thin Film

79.744 W Pmax

91.5 V Voc

1.22 A Isc

71.2 V Vmp

1.12 A Imp

11.08 % eff.

0.7144 FF

116 cells

IV curves not yet precomputed for this module. Run python manage.py precompute_iv_curves to generate them.

CEC Single-Diode Model Parameters

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	79.744	W
PTC Power	PTC	76.9	W
Open-circuit voltage	V_oc_ref	91.5	V
Short-circuit current	I_sc_ref	1.22	A
Max-power voltage	V_mp_ref	71.2	V
Max-power current	I_mp_ref	1.12	A
Fill factor	FF	0.7144	—
Efficiency (STC)	η	11.08	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.000594	A/°C
Voc temperature coefficient	beta_oc	-0.230397	V/°C
Pmax temperature coefficient	gamma_r	-0.1672	%/°C
NOCT	T_NOCT	45.9	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	2.67421	V
Light-generated current (ref)	I_L_ref	1.22945	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	10.5385	Ω
Shunt resistance (ref)	R_sh_ref	1361.02	Ω
Cells in series	N_s	116	—
CEC Adjust factor	Adjust	-39.0251	%

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Module Specifications

Technology Thin Film

Bifacial No

BIPV No

Cells in series 116

Module area 0.72 m²

Dimensions 1.2 × 0.6 m

NOCT 45.9 °C

CEC listing date 11/16/2022

Annual degradation 0.5%/yr

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