ET SOLAR POWER HONGKONG LIMITED ET-M772BH515BB

Mono-c-Si

515.749 W Pmax

48.9 V Voc

13.51 A Isc

40.9 V Vmp

12.61 A Imp

20.15 % eff.

0.7807 FF

72 cells

IV & PV Curves at STC (1000 W/m², 25 °C)

IV Curves — Multiple Conditions

Irradiance sweep at 25 °C

Temperature sweep at 1000 W/m²

Single-Diode Model Parameters

Source: California Energy Commission module list · retrieved via SAM library · energy.ca.gov

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	515.749	W
PTC Power	PTC	482.4	W
Open-circuit voltage	V_oc_ref	48.9	V
Short-circuit current	I_sc_ref	13.51	A
Max-power voltage	V_mp_ref	40.9	V
Max-power current	I_mp_ref	12.61	A
Fill factor	FF	0.7807	—
Efficiency (STC)	η	20.15	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.006079	A/°C
Voc temperature coefficient	beta_oc	-0.130074	V/°C
Pmax temperature coefficient	gamma_r	-0.361	%/°C
NOCT	T_NOCT	43.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.86253	V
Light-generated current (ref)	I_L_ref	13.528	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.17665	Ω
Shunt resistance (ref)	R_sh_ref	132.836	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	13.9169	%

Actions

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 2.56 m²

NOCT 43.2 °C

CEC listing date 11/16/2022

Measured Data

No measured data yet for this module.