CSI Solar Co. Ltd. CS1Y-390MS

Mono-c-Si

390.055 W Pmax

51.9 V Voc

9.82 A Isc

43.1 V Vmp

9.05 A Imp

20.0 % eff.

0.7653 FF

78 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	390.055	W
PTC Power	PTC	366.6	W
Open-circuit voltage	V_oc_ref	51.9	V
Short-circuit current	I_sc_ref	9.82	A
Max-power voltage	V_mp_ref	43.1	V
Max-power current	I_mp_ref	9.05	A
Fill factor	FF	0.7653	—
Efficiency (STC)	η	20.0	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004223	A/°C
Voc temperature coefficient	beta_oc	-0.141687	V/°C
Pmax temperature coefficient	gamma_r	-0.347	%/°C
NOCT	T_NOCT	42.9	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.95099	V
Light-generated current (ref)	I_L_ref	9.84415	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.30262	Ω
Shunt resistance (ref)	R_sh_ref	123.041	Ω
Cells in series	N_s	78	—
CEC Adjust factor	Adjust	7.856	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 78

Module area 1.95 m²

NOCT 42.9 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr

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