NECA 408:2009

NECA 408:2009 Installing And Maintaining Busways Specifies installation procedures for feeder and plug-in busways and associated accessories rated 600 volts AC or less and 100 amperes or more. Also covers periodic routine maintenance procedures for

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Table of Contents

Foreword
1.Scope
1.1EquipmentIncluded
1.2EquipmentExcluded
1.3RegulatoryandOtherRequirements
2.Definitions
3.ReceivingComponents
3.1DeliveryandInspection
3.2Handling
3.3Storage
4.InstallationProcedures
4.1BuswaySystemLayoutandCoordination
4.2GeneralInstallationProcedures
4.3BuswayHangersandSupports
4.4ExpansionJoints
4.5BuswayPenetrations
4.6BuswayJointConnections
4.7Vertically-MountedBusways
4.8OutdoorBusways
4.9BuswayswithPlug-inDevices
4.10Grounding
5.TestingandCommissioningBusways
5.1Cleaning
5.2General
5.3TestsPriortoEnergizingBusway
5.4EnergizingBusway
5.5InfraredTesting
5.6CorrectingProblems
6.Closeout
6.1SparePartsandSpecialTools
6.2Installation,Operation,andMaintenanceManualsand
Data
6.3Training
7.InspectionandMaintenance
7.1RecommendedProceduresDuringFirstYearofOperation
7.2FrequencyofInspectionsandMaintenance
7.3inspectionofEnergizedBusway
7.4De-energizingBusway
7.5InspectingDe-energizedBusway
7.6CleaningDe-energizedBusway
7.7TestingDe-energizedBusway
7.8Inspection,Testing,andServicingDeviceswithBusway
De-energized
7.9FinalInfraredScan
8.InspectionandRe-energizationAfterAdverseOperating
Conditions
8.1InspectionFollowingaShort-CircuitorGround-Fault
8.2BuswaySoakedByorSubmersedUnderWater
8.3InspectionandRe-energizingBuswaySprayedor
SplashedwithCleanWater
AnnexA:ElectricalProcedures
A.1InsulationResistanceTest
A.2HighPotentialTest
A.3ContactResistanceTest
A.4InfraredScan
A.5Recordkeeping
AnnexB:ReferenceStandards

Abstract

Specifies installation procedures for feeder and plug-in busways and associated accessories rated 600 volts AC or less and 100 amperes or more. Also covers periodic routine maintenance procedures for busways and special procedures used after adverse operating conditions, such as a short-circuit, ground-fault, or immersion in water.

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