CSI Solar Co. Ltd. CS1Y-395MS

Mono-c-Si
395.329 W Pmax
52.1 V Voc
9.86 A Isc
43.3 V Vmp
9.13 A Imp
20.27 % eff.
0.7696 FF
78 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 395.329 W
PTC Power PTC 371.5 W
Open-circuit voltage V_oc_ref 52.1 V
Short-circuit current I_sc_ref 9.86 A
Max-power voltage V_mp_ref 43.3 V
Max-power current I_mp_ref 9.13 A
Fill factor FF 0.7696
Efficiency (STC) η 20.27 %
Temperature Coefficients
Isc temperature coefficient alpha_sc 0.00424 A/°C
Voc temperature coefficient beta_oc -0.142233 V/°C
Pmax temperature coefficient gamma_r -0.347 %/°C
NOCT T_NOCT 42.9 °C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor a_ref 1.95425 V
Light-generated current (ref) I_L_ref 9.8808 A
Saturation current (ref) I_o_ref A
Series resistance R_s 0.29903 Ω
Shunt resistance (ref) R_sh_ref 141.717 Ω
Cells in series N_s 78
CEC Adjust factor Adjust 7.3799 %
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Module Specifications
Technology Mono-c-Si
Bifacial No
BIPV No
Cells in series 78
Module area 1.95 m²
NOCT 42.9 °C
CEC listing date 11/16/2022
Annual degradation 0.55%/yr
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