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ANSI C37.12

1991 Edition, January 1, 1991

Complete Document

AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis - Specifications Guide

Includes all amendments and changes through Change/Amendment , 1991


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Superseded By: IEEE C37.12

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W/D S/S BY IEEE C37.12
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Description / Abstract:

These specifications apply to all indoor and outdoor types of ac high-voltage circuit breakers rated above 1000 volts.

This document is issued only as a guide for use in compiling specifications for ac high-voltage circuit breakers. The imperative mode of the language is illustrative of that used in specifications. It does not imply that this document is anything other than advisory in its scope.