U.S. Solar USS-QCMI2-72-300

Multi-c-Si

299.829 W Pmax

44.82 V Voc

8.63 A Isc

36.52 V Vmp

8.21 A Imp

15.42 % eff.

0.7752 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	299.829	W
PTC Power	PTC	266.0	W
Open-circuit voltage	V_oc_ref	44.82	V
Short-circuit current	I_sc_ref	8.63	A
Max-power voltage	V_mp_ref	36.52	V
Max-power current	I_mp_ref	8.21	A
Fill factor	FF	0.7752	—
Efficiency (STC)	η	15.42	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005178	A/°C
Voc temperature coefficient	beta_oc	-0.161352	V/°C
Pmax temperature coefficient	gamma_r	-0.5	%/°C
NOCT	T_NOCT	46.7	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.98616	V
Light-generated current (ref)	I_L_ref	8.71837	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.30968	Ω
Shunt resistance (ref)	R_sh_ref	1302.99	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	13.093	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.944 m²

Dimensions 1.96 × 0.992 m

NOCT 46.7 °C

CEC listing date 11/16/2022

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