CSI Solar Co. Ltd. CS6X-310P

Multi-c-Si

310 W Pmax

44.9 V Voc

9.08 A Isc

36.4 V Vmp

8.52 A Imp

16.31 % eff.

0.7607 FF

72 cells

IV & PV Curves at STC (1000 W/m², 25 °C)

IV Curves at Multiple Conditions

Irradiance sweep at 25 °C

Temperature sweep at 1000 W/m²

Single-Diode Model Parameters

Source: California Energy Commission module list · retrieved via SAM library · energy.ca.gov · All data sources

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	310.128	W
PTC Power	PTC	283.4	W
Open-circuit voltage	V_oc_ref	44.9	V
Short-circuit current	I_sc_ref	9.08	A
Max-power voltage	V_mp_ref	36.4	V
Max-power current	I_mp_ref	8.52	A
Fill factor	FF	0.7607	—
Efficiency (STC)	η	16.31	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	-0.004304	A/°C
Voc temperature coefficient	beta_oc	-0.137888	V/°C
Pmax temperature coefficient	gamma_r	-0.4002	%/°C
NOCT	T_NOCT	45.8	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.55907	V
Light-generated current (ref)	I_L_ref	9.09739	A
Saturation current (ref)	I_o_ref	2.77e-12	A
Series resistance	R_s	0.42944	Ω
Shunt resistance (ref)	R_sh_ref	224.251	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	-18.5477	%

Additional Model Sources

Source	Model type	Fit quality	Citation
CEC module list (via SAM library) Default	CEC / De Soto single-diode	—	https://www.energy.ca.gov/media/2367
Sandia PVsyst single-diode fit	PVsyst single-diode	NMBE Pmp-3.2389	Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/

Actions

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.901 m²

Dimensions 1.948 × 0.976 m

NOCT 45.8 °C

Temp. coefficient of Pmax -0.400 %/°C

Temp. coefficient of Voc -0.307 %/°C

Temp. coefficient of Isc -0.047 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Annual degradation 0.55%/yr

Measured Data

No measured data yet for this module.

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