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NEMA FB 11:2000

NEMA FB 11:2000 Plugs, Receptacles And Connectors Of The Pin And Sleeve Type For Hazardous Locations Describes the ratings, materials, construction, performance, and test of pin and sleeve devices that are used for the connection of circuits to transmit and distribute electrical energy for normal con

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Table of Contents

Foreword
Section1GENERAL
1.1Scope
1.2ReferencedStandards
Section2DEFINITIONS
Section3MANUFACTURINGANDRATINGSTANDARDS
3.1General
3.2MetalEnclosures
3.3SupplySystem
3.4ConduitConnections
3.5StrainRelief
3.6FlameJoints
3.7Threaded-TypeFlameJoints
3.8Serrated-TypeFlameJoints
3.9Flat-TypeFlameJoints
3.10Shaft-TypeFlameJoints
3.11RabbetedFlameJoints
3.12GasketedFlameJoints
3.13PlottedFlameJoints
3.14ElectricalSpacings
Section4PERFORMANCE
4.1General
4.2Materialsforenclosures
4.3Grounding
4.4Strength(see5.11HydrostaticTest)
4.5PortableDevices
4.6Wear
4.7FlamePropagation
4.8DustPenetration
4.9No-LoadEndurance
4.10EnduranceUnderLoad
4.11TemperatureRise
4.12ExposedSurfaceTemperatures
4.13Arc-Sustaining
Section5TESTING
5.1TestSamples
5.2Overload
5.2.1General
5.2.2DevicesRatedinVoltsandAmperes-Test
No.1
5.2.3DevicesRatedinVoltsandAmperes-Test
No.2
5.2.4DevicesRatedinHorsepower
5.2.5PlugsandReceptaclesControllingMagnetically
OperatedDevices
5.3Temperature
5.4StrainRelief
5.5No-LoadEndurance
5.6EnduranceUnderFullLoad
5.7Arc-Sustaining
5.8Arc-SustaininginPresenceofGrainDust
5.9OverloadinHazardousGasAtmospheres
5.10Explosion
5.11Hydrostatic
5.12DustPenetration
5.13Raintightness
5.14AcceleratedAgingTestsforGaskets
5.15RoughUsage
5.16Impact
Section6RATINGANDMARKING
6.1Rating
6.2Marking

Abstract

Describes the ratings, materials, construction, performance, and test of pin and sleeve devices that are used for the connection of circuits to transmit and distribute electrical energy for normal conditions of installations and service in hazardous locations as defined by Article 500 of the National Electrical Code.

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