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    Section 502.9 - Synchrophasor Measurement Unit Technical Requirements

    Document history

    • Current Mar. 27, 2015

      This is the current effective document for section 502.9 of the ISO rules.

      Download (178 KB)
    • Archive Feb. 28, 2013

      Previous effective document February 28, 2013 - March 26, 2015.

      Download (297 KB)
    • Archive Jul. 6, 2005

      Phasor Measurement Unit Requirements

      Download (208 KB)