These requirements cover flatiron and appliance plugs intended for use on cord connected portable cooking or heating appliances rated up to 20 A@ 250 Volts or less@ intended for use in ordinary non-hazardous locations ?C all intended for connection to a branch circuit for use in accordance with the National Electrical Code@ ANSI/NFPA 70 and Canadian Electrical Code@ Part 1. This standard does not directly apply to the following devices@ but may be used to supplement the requirements within these standards when a device is evaluated to these standards: a) Devices produced integrally with flexible cord or cables that are covered by the Standard for Cord Sets and Power-Supply Cords@ UL 817; b) Devices intended for connection to the branch circuit@ such as attachment plugs@ cord connectors@ receptacles@ inlets@ and outlets@ which are covered by the Standard for Attachment Plugs and Receptacles@ UL 498; c) Devices solely intended for direct connection to the branch circuit in accordance with theNational Electrical Code@ NFPA 70@ and that are provided with contacts of the pin and sleeve type@ that are covered by the Standard for Plugs@ Receptacles@ and Cable Connectors of the Pin and Sleeve Type@ UL 1682; d) Devices consisting of wiring terminals and supporting blocks intended for the connection of wiring that are covered by the Standard for Terminal Blocks@ UL 1059; e) Devices such as wire connectors and soldering lugs that are covered by the Standard for Wire Connectors@ UL 486A-486B; the Standard for Splicing Wire Connectors@ UL 486C; or the Standard for Equipment Wiring Terminals for Use with Aluminum and/or Copper Conductors@ UL 486E; f) Devices such as quick-connect terminals that are covered by the Standard for Electrical Quick-Connect Terminals@ UL 310; or g) Devices such as appliance couplers that are covered by the Standard for Appliance Couplers for Household and Similar General Purposes ?C Part 1: General Requirements@ UL 60320-1.