STANDARD FOR SAFETY Plugs, Socket-Outlets and Couplerswith Arcuate (Locking Type) Contacts

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标准简介

UL 498F STANDARD FOR SAFETY Plugs, Socket-Outlets and Couplerswith Arcuate (Locking Type) Contacts1 Scope1.1 These requirements cover plugs, socket outlets (receptacles), couplers, cord connectors, and inlets,with arcuate contacts (locking-type configurations), rated 20 or 30 A grounding type only. All intended forconnection to a branch circuit for use in accordance with the NationalElectrical Code,ANSI/NFPA 70.1.2These requirements do not cover plugs, socket outlets (receptacles), couplers, cord connectors, andinlets with arcuate contacts (locking-type configurations) rated 20 and 30 A non-grounding type, or devicesrated 15,50 or 60 A grounding or non-grounding type, refer to UL 498D Standard.1.3 These requirements do not cover devices rated at more than 200 A or for more than 600 v.See 6.1.1.4 This Standard does not directly apply to, but supplements the following standards:a) Straight-blade attachment plugs，receptacles,cord connectors，and inlets，covered by theStandard for Attachment Plugs and Receptacles, UL 498;b) Attachment plugs, receptacles, cord connectors, and inlets with arcuate contacts (locking-typeconfigurations)- Enclosure Types for Environmental Protection, UL 498E;c

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