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NEMA KS 1:2001 (R2006)

NEMA KS 1:2001 (R2006) Enclosed And Miscellaneous Distribution Equipment Switches (600 Volts Maximum) Covers manually operated enclosed and miscellaneous distribution equipment switches that are: rated not more than 600 volts and 6000 amperes with or without a horsepower rating; with or without plug o

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Table of Contents

Foreword
Section1GENERAL
1.1Scope
1.2REFERENCEDSTANDARDS
1.3Definitions
Section2CHARACTERISTICSANDREQUIREMENTSOFSWITCHES
2.1Ratings
2.2Accessories
2.3Enclosures
2.4ServiceEquipment
2.5NumberofSwitchingPolesandWires
2.6Construction
2.7PulloutSwitchEnclosures
2.8Spacings
2.9Terminals
Section3TESTS
3.1DesignandVerificationTests
3.2DesignTests
3.3VerificationTesting
3.4TestCircuitsandCalibrationofCircuitInstruments
3.5AdditionalPulloutSwitchTests
Section4CLASSIFICATIONSOFSWITCHES
4.1GeneralDutyEnclosedSwitches(GD)
4.2HeavyDutyEnclosedSwitches(HD)
4.3DeadfrontandOpenSwitches
4.4PulloutSwitches
Section5APPLICATIONINFORMATION
5.1EnvironmentalConditions
5.2SelectionandUserInformation
5.3Maintenance
5.4Marking
5.5ProductWarningInformation

Abstract

Covers manually operated enclosed and miscellaneous distribution equipment switches that are: rated not more than 600 volts and 6000 amperes with or without a horsepower rating; with or without plug or cartridge fuses; with current-carrying parts and mechanisms enclosed in metallic/nonmetallic cases or enclosed when mounted in enclosed switchboard or panelboard.

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