LDK Solar LDK-250P-20

Multi-c-Si

250.581 W Pmax

37.7 V Voc

8.69 A Isc

30.3 V Vmp

8.27 A Imp

15.35 % eff.

0.7649 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	250.581	W
PTC Power	PTC	220.8	W
Open-circuit voltage	V_oc_ref	37.7	V
Short-circuit current	I_sc_ref	8.69	A
Max-power voltage	V_mp_ref	30.3	V
Max-power current	I_mp_ref	8.27	A
Fill factor	FF	0.7649	—
Efficiency (STC)	η	15.35	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005277	A/°C
Voc temperature coefficient	beta_oc	-0.135418	V/°C
Pmax temperature coefficient	gamma_r	-0.4859	%/°C
NOCT	T_NOCT	48.0	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.63617	V
Light-generated current (ref)	I_L_ref	8.7786	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.32396	Ω
Shunt resistance (ref)	R_sh_ref	1675.17	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	9.0498	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.632 m²

Dimensions 1.642 × 0.994 m

NOCT 48.0 °C

CEC listing date 11/16/2022

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