First Solar Inc. FS-370

Thin Film

70.226 W Pmax

60.6 V Voc

1.74 A Isc

48.1 V Vmp

1.46 A Imp

9.75 % eff.

0.666 FF

77 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	70.226	W
PTC Power	PTC	66.4	W
Open-circuit voltage	V_oc_ref	60.6	V
Short-circuit current	I_sc_ref	1.74	A
Max-power voltage	V_mp_ref	48.1	V
Max-power current	I_mp_ref	1.46	A
Fill factor	FF	0.666	—
Efficiency (STC)	η	9.75	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.000019	A/°C
Voc temperature coefficient	beta_oc	-0.103868	V/°C
Pmax temperature coefficient	gamma_r	-0.2246	%/°C
NOCT	T_NOCT	44.9	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.8406	V
Light-generated current (ref)	I_L_ref	1.77682	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	4.4215	Ω
Shunt resistance (ref)	R_sh_ref	208.944	Ω
Cells in series	N_s	77	—
CEC Adjust factor	Adjust	1.5718	%

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Module Specifications

Technology Thin Film

Bifacial No

BIPV No

Cells in series 77

Module area 0.72 m²

Dimensions 1.2 × 0.6 m

NOCT 44.9 °C

CEC listing date 11/16/2022

Annual degradation 0.5%/yr

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