Voltage Reductions

Intentional voltage reductions used to reduce system load, also known as brownouts.

Definition by NERC

Source: ¹

This is also referred to as “brownouts” because lights dim as voltage is lowered.

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Last modified: 2025-06-20

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1. NERC (2013). Reliability Terminology. http://web.archive.org/web/20250401183750/https://www.nerc.com/aboutnerc/documents/terms%20aug13.pdf ↩