LDK Solar LDK-235D-20

Mono-c-Si

235.2 W Pmax

37.2 V Voc

8.3 A Isc

32.0 V Vmp

7.35 A Imp

14.41 % eff.

0.7618 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	235.2	W
PTC Power	PTC	210.8	W
Open-circuit voltage	V_oc_ref	37.2	V
Short-circuit current	I_sc_ref	8.3	A
Max-power voltage	V_mp_ref	32.0	V
Max-power current	I_mp_ref	7.35	A
Fill factor	FF	0.7618	—
Efficiency (STC)	η	14.41	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.003814	A/°C
Voc temperature coefficient	beta_oc	-0.119025	V/°C
Pmax temperature coefficient	gamma_r	-0.452	%/°C
NOCT	T_NOCT	46.5	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.66105	V
Light-generated current (ref)	I_L_ref	8.30197	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.01271	Ω
Shunt resistance (ref)	R_sh_ref	53.453	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	28.7318	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.632 m²

Dimensions 1.642 × 0.994 m

NOCT 46.5 °C

CEC listing date 11/16/2022

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