Wuxi Suntech Power Co. Ltd STP310S-A21/Wfhb

Mono-c-Si

310.1 W Pmax

41.3 V Voc

9.46 A Isc

35.0 V Vmp

8.86 A Imp

17.92 % eff.

0.7937 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	310.1	W
PTC Power	PTC	288.3	W
Open-circuit voltage	V_oc_ref	41.3	V
Short-circuit current	I_sc_ref	9.46	A
Max-power voltage	V_mp_ref	35.0	V
Max-power current	I_mp_ref	8.86	A
Fill factor	FF	0.7937	—
Efficiency (STC)	η	17.92	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005108	A/°C
Voc temperature coefficient	beta_oc	-0.110271	V/°C
Pmax temperature coefficient	gamma_r	-0.341	%/°C
NOCT	T_NOCT	45.5	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.56118	V
Light-generated current (ref)	I_L_ref	9.4685	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.1592	Ω
Shunt resistance (ref)	R_sh_ref	177.167	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	11.5668	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.73 m²

NOCT 45.5 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr