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PC37.13a/D4, Jul 2011  -  IEEE Draft Standard for Low-Voltage AC Power Circuit Breakers Used in Enclosures Amendment 1: Increase of Voltages to 1000 V AC and Below

StatusInactive  -  Draft

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This amendment addresses the addition of the maximum voltages of 1058 V, 730 V and nominal voltages of 1000 V, 690 V respectively. Updates are made with respect to the dielectric test voltages.