Vietnam Sunergy Joint Stock Company VSUN425-144M

Mono-c-Si

425.008 W Pmax

49.0 V Voc

11.11 A Isc

40.4 V Vmp

10.52 A Imp

19.41 % eff.

0.7807 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	425.008	W
PTC Power	PTC	396.4	W
Open-circuit voltage	V_oc_ref	49.0	V
Short-circuit current	I_sc_ref	11.11	A
Max-power voltage	V_mp_ref	40.4	V
Max-power current	I_mp_ref	10.52	A
Fill factor	FF	0.7807	—
Efficiency (STC)	η	19.41	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005888	A/°C
Voc temperature coefficient	beta_oc	-0.13132	V/°C
Pmax temperature coefficient	gamma_r	-0.333	%/°C
NOCT	T_NOCT	45.7	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.79866	V
Light-generated current (ref)	I_L_ref	11.117	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.28975	Ω
Shunt resistance (ref)	R_sh_ref	460.716	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	4.3501	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 2.19 m²

NOCT 45.7 °C

CEC listing date 11/16/2022