Suntech Power STP285-24/Vdx

Multi-c-Si

284.61 W Pmax

44.8 V Voc

8.37 A Isc

35.8 V Vmp

7.95 A Imp

14.67 % eff.

0.759 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	284.61	W
PTC Power	PTC	258.6	W
Open-circuit voltage	V_oc_ref	44.8	V
Short-circuit current	I_sc_ref	8.37	A
Max-power voltage	V_mp_ref	35.8	V
Max-power current	I_mp_ref	7.95	A
Fill factor	FF	0.759	—
Efficiency (STC)	η	14.67	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.00452	A/°C
Voc temperature coefficient	beta_oc	-0.140224	V/°C
Pmax temperature coefficient	gamma_r	-0.415	%/°C
NOCT	T_NOCT	46.1	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.78663	V
Light-generated current (ref)	I_L_ref	8.46084	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.46968	Ω
Shunt resistance (ref)	R_sh_ref	556.021	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	6.3345	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.94 m²

Dimensions 1.956 × 0.992 m

NOCT 46.1 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr

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