Mike Holt

Low Voltage/Limited Energy Courses

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2008

"Low Voltage" is not defined by the National Electrical Code and strictly speaking, optical fiber cable systems which transmit information using high-speed bursts of light generated by tiny lasers, are "no-voltage". Various terms for describing the different technologies are describing these diverse systems.
Articles covering low-voltage and power-limited devices, wiring, and systems are generally contained in Chapters 7 and 8 of the National Electrical Code. However, Chapters 4 and 5 of the NEC contains the requirements for:
Low-Voltage Lighting (Article 411)
Intrinsically Safe Systems (Article 504)
Sound Systems (Article 640)

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Title		Type	Price	D e s c r i p t i o n
	08LED - Understanding the NEC Requirements for Limited Energy and Communication Systems DVD	Course	$149.00	This full-color, illustrated textbook with corresponding DVD provides insight into many of the technical rules of the 2008 NEC that apply to these systems. Subjects include the NEC rules that apply to low-voltage and limited-energy systems that most . . .


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