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Article 490 - Equipment Over 1000 Volts, Nominal

Chapter 4 - Equipment for General UseMedium Voltage

Medium-voltage equipment rules and references.

Search keywords: medium voltage, over 1000V, MV

Reference rule: This card is a field index/bookmark, not the full NEC article text. Verify exact language, exceptions, tables, and local amendments against your licensed 2020 NEC and the AHJ.
Article 110 Article 240Back to FilterFull Index

Local GIES Note / Field Interpretation

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