U.S. Solar USS-QCMI3-60-270

Multi-c-Si

270.067 W Pmax

38.6 V Voc

8.8 A Isc

32.46 V Vmp

8.32 A Imp

16.47 % eff.

0.7951 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	270.067	W
PTC Power	PTC	243.7	W
Open-circuit voltage	V_oc_ref	38.6	V
Short-circuit current	I_sc_ref	8.8	A
Max-power voltage	V_mp_ref	32.46	V
Max-power current	I_mp_ref	8.32	A
Fill factor	FF	0.7951	—
Efficiency (STC)	η	16.47	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.006515	A/°C
Voc temperature coefficient	beta_oc	-0.130854	V/°C
Pmax temperature coefficient	gamma_r	-0.4411	%/°C
NOCT	T_NOCT	46.5	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.65997	V
Light-generated current (ref)	I_L_ref	8.80156	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.14106	Ω
Shunt resistance (ref)	R_sh_ref	796.94	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	13.4569	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.64 m²

Dimensions 1.653 × 0.992 m

NOCT 46.5 °C

CEC listing date 11/16/2022

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