CSI Solar Co. Ltd. CS3U-400MS

Mono-c-Si

400.248 W Pmax

48.6 V Voc

10.33 A Isc

40.8 V Vmp

9.81 A Imp

20.85 % eff.

0.7972 FF

72 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	400.248	W
PTC Power	PTC	371.8	W
Open-circuit voltage	V_oc_ref	48.6	V
Short-circuit current	I_sc_ref	10.33	A
Max-power voltage	V_mp_ref	40.8	V
Max-power current	I_mp_ref	9.81	A
Fill factor	FF	0.7972	—
Efficiency (STC)	η	20.85	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.003822	A/°C
Voc temperature coefficient	beta_oc	-0.130734	V/°C
Pmax temperature coefficient	gamma_r	-0.349	%/°C
NOCT	T_NOCT	46.2	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.79878	V
Light-generated current (ref)	I_L_ref	10.3337	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.22355	Ω
Shunt resistance (ref)	R_sh_ref	617.894	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	6.0919	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.92 m²

NOCT 46.2 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr

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