LDK Solar LDK-220P-20

Multi-c-Si

220.52 W Pmax

36.5 V Voc

8.14 A Isc

29.8 V Vmp

7.4 A Imp

13.51 % eff.

0.7422 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	220.52	W
PTC Power	PTC	192.0	W
Open-circuit voltage	V_oc_ref	36.5	V
Short-circuit current	I_sc_ref	8.14	A
Max-power voltage	V_mp_ref	29.8	V
Max-power current	I_mp_ref	7.4	A
Fill factor	FF	0.7422	—
Efficiency (STC)	η	13.51	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005023	A/°C
Voc temperature coefficient	beta_oc	-0.135898	V/°C
Pmax temperature coefficient	gamma_r	-0.5168	%/°C
NOCT	T_NOCT	47.9	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.68892	V
Light-generated current (ref)	I_L_ref	8.16087	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.24394	Ω
Shunt resistance (ref)	R_sh_ref	95.144	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	17.8926	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.632 m²

Dimensions 1.642 × 0.994 m

NOCT 47.9 °C

CEC listing date 11/16/2022

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