Wuxi Suntech Power Co. Ltd STP450S-B72/Vnh

Mono-c-Si

450.112 W Pmax

50.3 V Voc

11.36 A Isc

41.6 V Vmp

10.82 A Imp

20.65 % eff.

0.7877 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	450.112	W
PTC Power	PTC	420.7	W
Open-circuit voltage	V_oc_ref	50.3	V
Short-circuit current	I_sc_ref	11.36	A
Max-power voltage	V_mp_ref	41.6	V
Max-power current	I_mp_ref	10.82	A
Fill factor	FF	0.7877	—
Efficiency (STC)	η	20.65	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.007611	A/°C
Voc temperature coefficient	beta_oc	-0.141846	V/°C
Pmax temperature coefficient	gamma_r	-0.375	%/°C
NOCT	T_NOCT	43.2	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.96987	V
Light-generated current (ref)	I_L_ref	11.4813	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.25062	Ω
Shunt resistance (ref)	R_sh_ref	374.025	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	13.6458	%

Actions

Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 2.18 m²

NOCT 43.2 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr