Wuxi Suntech Power Co. Ltd STP315S-20/Wfw

Mono-c-Si

314.962 W Pmax

40.6 V Voc

9.92 A Isc

33.4 V Vmp

9.43 A Imp

19.44 % eff.

0.782 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	314.962	W
PTC Power	PTC	287.6	W
Open-circuit voltage	V_oc_ref	40.6	V
Short-circuit current	I_sc_ref	9.92	A
Max-power voltage	V_mp_ref	33.4	V
Max-power current	I_mp_ref	9.43	A
Fill factor	FF	0.782	—
Efficiency (STC)	η	19.44	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005654	A/°C
Voc temperature coefficient	beta_oc	-0.134386	V/°C
Pmax temperature coefficient	gamma_r	-0.447	%/°C
NOCT	T_NOCT	45.0	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.70851	V
Light-generated current (ref)	I_L_ref	10.0245	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.22608	Ω
Shunt resistance (ref)	R_sh_ref	426.817	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	11.694	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.62 m²

NOCT 45.0 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr