Dehui Solar Power (Vietnam) Co.Ltd DH-M172B 550W

Mono-c-Si

550.368 W Pmax

49.8 V Voc

14.0 A Isc

41.6 V Vmp

13.23 A Imp

21.5 % eff.

0.7894 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	550.368	W
PTC Power	PTC	514.2	W
Open-circuit voltage	V_oc_ref	49.8	V
Short-circuit current	I_sc_ref	14.0	A
Max-power voltage	V_mp_ref	41.6	V
Max-power current	I_mp_ref	13.23	A
Fill factor	FF	0.7894	—
Efficiency (STC)	η	21.5	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.00896	A/°C
Voc temperature coefficient	beta_oc	-0.127986	V/°C
Pmax temperature coefficient	gamma_r	-0.314	%/°C
NOCT	T_NOCT	47.1	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.81992	V
Light-generated current (ref)	I_L_ref	14.0104	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.19037	Ω
Shunt resistance (ref)	R_sh_ref	257.503	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	7.6116	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 2.56 m²

NOCT 47.1 °C

CEC listing date 11/16/2022