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ANSI C137.4-2019

Lighting Systems - Digital Interface with Auxiliary Power

Specifies the minimum requirements for devices such as drivers, controls, sensors and communication devices supporting a digital interface between devices.


Content Provider
NEMA: National Electrical Manufacturers Association [nema]


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As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.

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