SJ/T 11891-2023: Energy efficiency measurement method for LED displays

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Scope

This document specifies the test conditions, test procedures, calculation methods for
the energy efficiency of LED displays.
This document is applicable to the test of LED displays with the same upper and lower
viewing angles and left and right viewing angles that work normally under the grid
voltage. For LED displays with asymmetric viewing angles, it can make reference to
this standard.

Basic Data

Standard ID	SJ/T 11891-2023 (SJ/T11891-2023)
Description (Translated English)	Energy efficiency measurement method for LED displays
Sector / Industry	Electronics Industry Standard (Recommended)
Word Count Estimation	14,144
Date of Issue	2023-04-21
Date of Implementation	2023-08-01
Issuing agency(ies)	Ministry of Industry and Information Technology
Summary	This standard specifies the test conditions, test procedures and calculation methods for LED display energy efficiency. This standard applies to LED displays with the same upper and lower viewing angles and the same left and right viewing angles that work normally under grid voltage. For LED displays with asymmetric viewing angles, you can refer to this standard.