Wuxi Suntech Power Co. Ltd STP260-20/Wfw

Multi-c-Si

260.178 W Pmax

37.7 V Voc

8.98 A Isc

30.9 V Vmp

8.42 A Imp

16.06 % eff.

0.7685 FF

60 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	260.178	W
PTC Power	PTC	237.8	W
Open-circuit voltage	V_oc_ref	37.7	V
Short-circuit current	I_sc_ref	8.98	A
Max-power voltage	V_mp_ref	30.9	V
Max-power current	I_mp_ref	8.42	A
Fill factor	FF	0.7685	—
Efficiency (STC)	η	16.06	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004768	A/°C
Voc temperature coefficient	beta_oc	-0.120678	V/°C
Pmax temperature coefficient	gamma_r	-0.435	%/°C
NOCT	T_NOCT	44.0	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.56	V
Light-generated current (ref)	I_L_ref	8.98812	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.25619	Ω
Shunt resistance (ref)	R_sh_ref	283.433	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	11.8345	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.62 m²

NOCT 44.0 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr