U.S. Solar USS-QCMI3-60-255

Multi-c-Si

255.0 W Pmax

38.2 V Voc

8.66 A Isc

31.25 V Vmp

8.16 A Imp

15.55 % eff.

0.7708 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	255.0	W
PTC Power	PTC	229.8	W
Open-circuit voltage	V_oc_ref	38.2	V
Short-circuit current	I_sc_ref	8.66	A
Max-power voltage	V_mp_ref	31.25	V
Max-power current	I_mp_ref	8.16	A
Fill factor	FF	0.7708	—
Efficiency (STC)	η	15.55	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.006411	A/°C
Voc temperature coefficient	beta_oc	-0.129498	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	1.62011	V
Light-generated current (ref)	I_L_ref	8.66355	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.26683	Ω
Shunt resistance (ref)	R_sh_ref	651.52	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	10.4929	%

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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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