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411.3 Voltage Limitations on Low-Voltage Lighting

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  • Voltage limitations on Low-voltage lighting and differentiates when the lighting is likely to come in contact with water.

NEC®Text

Article 411 Low-Voltage Lighting
411.3 Voltage Limitations. The operating voltage of low- voltage lighting systems and their associated components shall not exceed 30 volts ac or 60 volts dc. If wet contact is likely to occur, the operating voltage of low-voltage lighting systems and their associated components shall not exceed 15 volts ac or 30 volts dc.
Informational Note: See 680.1 for swimming pools, fountains, and similar installations.

Material taken from the National Electric Code. is reprinted with permission from NFPA 70., 2023 edition. National Electrical Code®, Copyright 2022, National Fire Protection Association, Quincy, MA. All rights reserved.

Expert Analysis

A new section has been added to address the voltage limitations for low-voltage lighting systems and their associated components.

Figure 1

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