China Sunergy (Nanjing) Co.Ltd. CSUN320-72PH5BB

Multi-c-Si

320 W Pmax

45.8 V Voc

9.13 A Isc

37.3 V Vmp

8.58 A Imp

16.5 % eff.

0.7653 FF

72 cells

Same test data as CSUN320-72PH5 and 4 other listings. CEC lists each frame, color and backsheet version as its own listing.

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	320.034	W
PTC Power	PTC	292.9	W
Open-circuit voltage	V_oc_ref	45.8	V
Short-circuit current	I_sc_ref	9.13	A
Max-power voltage	V_mp_ref	37.3	V
Max-power current	I_mp_ref	8.58	A
Fill factor	FF	0.7653	—
Efficiency (STC)	η	16.5	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004474	A/°C
Voc temperature coefficient	beta_oc	-0.1374	V/°C
Pmax temperature coefficient	gamma_r	-0.409	%/°C
NOCT	T_NOCT	45.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.82314	V
Light-generated current (ref)	I_L_ref	9.13857	A
Saturation current (ref)	I_o_ref	1.11e-10	A
Series resistance	R_s	0.35455	Ω
Shunt resistance (ref)	R_sh_ref	377.791	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	10.5966	%

Actions

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.94 m²

NOCT 45.2 °C

Temp. coefficient of Pmax -0.409 %/°C

Temp. coefficient of Voc -0.300 %/°C

Temp. coefficient of Isc 0.049 %/°C

CEC list Not on the 23 Jun 2026 list

Last listed 16 Nov 2022

Parameters from 16 Nov 2022 list

Measured Data

No measured data yet for this module.

Same Test Data

6 listings with identical nameplate test data, one per frame, color or backsheet version.

Similar Modules

Other manufacturers, same technology and cell count, power within 3 %.