NEMA AB 5:2011

NEMA AB 5:2011 Establishing Levels Of Selective Coordination For Low Voltage Circuit Breakers Examines selective coordination at high levels of short circuit fault current in the instantaneous region of the circuit breaker time-current curve by use of selective coordination tools.

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Table of Contents

Foreword
Introduction
1.GENERAL
2.DEFINITIONS
3.DETERMININGSELECTIVECOORDINATION
4.DETERMININGSELECTIVECOORDINATION-ANALYTICALMETHODS
5.DETERMININGSELECTIVECOORDINATION-DIRECTTESTINGMETHODS
6.ADDITIONALREFERENCESANDFOOTNOTES

Abstract

Examines selective coordination at high levels of short circuit fault current in the instantaneous region of the circuit breaker time-current curve by use of selective coordination tools.

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