Westinghouse Solar WLW-240-1-AC1-A-B

Multi-c-Si

239.89 W Pmax

37.4 V Voc

8.56 A Isc

29.8 V Vmp

8.05 A Imp

14.82 % eff.

0.7493 FF

60 cells

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

IV Curves — 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

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	239.89	W
PTC Power	PTC	213.6	W
Open-circuit voltage	V_oc_ref	37.4	V
Short-circuit current	I_sc_ref	8.56	A
Max-power voltage	V_mp_ref	29.8	V
Max-power current	I_mp_ref	8.05	A
Fill factor	FF	0.7493	—
Efficiency (STC)	η	14.82	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005136	A/°C
Voc temperature coefficient	beta_oc	-0.12716	V/°C
Pmax temperature coefficient	gamma_r	-0.45	%/°C
NOCT	T_NOCT	48.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.55782	V
Light-generated current (ref)	I_L_ref	8.56475	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.38238	Ω
Shunt resistance (ref)	R_sh_ref	689.052	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	6.5647	%

Actions

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.619 m²

Dimensions 1.644 × 0.985 m

NOCT 48.2 °C

CEC listing date 11/16/2022

Measured Data

No measured data yet for this module.

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