RNG International Inc RNG-320D

Mono-c-Si

320 W Pmax

36.61 V Voc

11.13 A Isc

30.56 V Vmp

10.47 A Imp

19.75 % eff.

0.7852 FF

54 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	319.963	W
PTC Power	PTC	300.4	W
Open-circuit voltage	V_oc_ref	36.61	V
Short-circuit current	I_sc_ref	11.13	A
Max-power voltage	V_mp_ref	30.56	V
Max-power current	I_mp_ref	10.47	A
Fill factor	FF	0.7852	—
Efficiency (STC)	η	19.75	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005465	A/°C
Voc temperature coefficient	beta_oc	-0.110818	V/°C
Pmax temperature coefficient	gamma_r	-0.3494	%/°C
NOCT	T_NOCT	43.1	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.38015	V
Light-generated current (ref)	I_L_ref	11.14026	A
Saturation current (ref)	I_o_ref	3.3e-11	A
Series resistance	R_s	0.16963	Ω
Shunt resistance (ref)	R_sh_ref	184.0	Ω
Cells in series	N_s	54	—
CEC Adjust factor	Adjust	-2.1566	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 54

Module area 1.62 m²

NOCT 43.1 °C

Temp. coefficient of Pmax -0.349 %/°C

Temp. coefficient of Voc -0.303 %/°C

Temp. coefficient of Isc 0.049 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 23 Jun 2026 list

Measured Data

No measured data yet for this module.

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