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ANSI C136.52-2021
Roadway and Area Lighting Equipment - Metering Performance Requirements for LED Drivers with Integral Energy Measurement
Establishes acceptable metering performance criteria for LED drivers with built in (integral to the driver) energy consumption measurement functionality for use in outdoor luminaire applications. It describes two metering device performance levels for roadway and area lighting applications: 2% Accuracy Class and 5% Accuracy Class.
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NEMA: National Electrical Manufacturers Association [nema]
NEMA: National Electrical Manufacturers Association [nema]