Chint New Energy Technology Co. Ltd. CHSM66M(DG)/F-BH-645

Mono-c-Si Bifacial

645.375 W Pmax

45.3 V Voc

18.27 A Isc

37.5 V Vmp

17.21 A Imp

21.3 % eff.

0.7798 FF

66 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	645.375	W
PTC Power	PTC	598.5	W
Open-circuit voltage	V_oc_ref	45.3	V
Short-circuit current	I_sc_ref	18.27	A
Max-power voltage	V_mp_ref	37.5	V
Max-power current	I_mp_ref	17.21	A
Fill factor	FF	0.7798	—
Efficiency (STC)	η	21.3	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.009135	A/°C
Voc temperature coefficient	beta_oc	-0.131823	V/°C
Pmax temperature coefficient	gamma_r	-0.386	%/°C
NOCT	T_NOCT	44.8	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.77254	V
Light-generated current (ref)	I_L_ref	18.2837	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.13973	Ω
Shunt resistance (ref)	R_sh_ref	186.492	Ω
Cells in series	N_s	66	—
CEC Adjust factor	Adjust	10.1007	%

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 66

Module area 3.03 m²

NOCT 44.8 °C

CEC listing date 11/16/2022