ET Solar Industry ET-P660280WB

Multi-c-Si

280.051 W Pmax

39.16 V Voc

9.47 A Isc

31.68 V Vmp

8.84 A Imp

17.38 % eff.

0.7552 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	280.051	W
PTC Power	PTC	255.8	W
Open-circuit voltage	V_oc_ref	39.16	V
Short-circuit current	I_sc_ref	9.47	A
Max-power voltage	V_mp_ref	31.68	V
Max-power current	I_mp_ref	8.84	A
Fill factor	FF	0.7552	—
Efficiency (STC)	η	17.38	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005218	A/°C
Voc temperature coefficient	beta_oc	-0.122571	V/°C
Pmax temperature coefficient	gamma_r	-0.422	%/°C
NOCT	T_NOCT	45.3	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.59252	V
Light-generated current (ref)	I_L_ref	9.48416	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.31193	Ω
Shunt resistance (ref)	R_sh_ref	208.654	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	10.5004	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.611 m²

Dimensions 1.634 × 0.986 m

NOCT 45.3 °C

CEC listing date 11/16/2022

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