CSI Solar Co. Ltd. CS3Y-445P

Multi-c-Si

445.21 W Pmax

51.4 V Voc

11.23 A Isc

42.2 V Vmp

10.55 A Imp

19.44 % eff.

0.7713 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	445.21	W
PTC Power	PTC	413.9	W
Open-circuit voltage	V_oc_ref	51.4	V
Short-circuit current	I_sc_ref	11.23	A
Max-power voltage	V_mp_ref	42.2	V
Max-power current	I_mp_ref	10.55	A
Fill factor	FF	0.7713	—
Efficiency (STC)	η	19.44	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.007636	A/°C
Voc temperature coefficient	beta_oc	-0.140836	V/°C
Pmax temperature coefficient	gamma_r	-0.34	%/°C
NOCT	T_NOCT	46.1	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.93723	V
Light-generated current (ref)	I_L_ref	11.2435	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.31002	Ω
Shunt resistance (ref)	R_sh_ref	258.398	Ω
Cells in series	N_s	78	—
CEC Adjust factor	Adjust	7.8588	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 78

Module area 2.29 m²

NOCT 46.1 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr

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