UL 498M:2020 free download

UL 498M:2020 free download STANDARD FOR SAFETY Marine Shore Power Inlets
1 Scope
1.1 These requirements cover marine shore power inlets rated at not less than 20 A and not more than 50 A, 250 V maximum. These devices are intended for use with marine shore power cable sets to extend the shore power supply from a shore-installed power outlet to a boat, in accordance with the applicable requirements in the American Boat and Yacht Council (ABYC), E-8-1985, National Fire Protection Association Standard for Pleasure and Commercial Motor Craft, NFPA No. 302-1987, and the United States Coast Guard (USCG) Regulations Title 33, Chapter 1, CFR, Part 183.
1.2 Shore power inlets shall also comply with the applicable requirements of either UL 498F or UL 498D as identified in Table 1.1, except as modified by these requirements.
2 Components
2.1 A component of a product covered by this Standard shall:
a) Comply with the requirements for that component as specified in this Standard;
b) Be used in accordance with its rating(s) established for the intended conditions of use; and
c) Be used within its established use limitations or conditions of acceptability.
2.2 A component of a product covered by this Standard is not required to comply with a specific component requirement that:
a) Involves a feature or characteristic not required in the application of the component in the product;
b) Is superseded by a requirement in this Standard; or
2.3 Specific components are incomplete in construction features or restricted in performance capabilities. Such components are intended for use only under limited conditions, such as certain temperatures not exceeding specified limits, and shall be used only under those specific conditions.
2.4 A component that is also intended to perform other functions such as overcurrent protection, ground- fault circuit-interruption, surge suppression, any other similar functions, or any combination thereof, shall comply additionally with the requirements of the applicable UL standard(s) that cover devices that provide those functions.
3 Units of Measurement
3.1 Values stated without parentheses are the requirement. Values in parentheses are explanatory or approximate information.
4 Referenced Publications
4.1 Any undated reference to a code or standard appearing in the requirements of this Standard shall be interpreted as referring to the latest edition of that code or standard.
5 Glossary
5.1 For the purpose of this supplement, the following definitions apply.
5.2 FACE COVER – A threaded or hinged cover intended to restrict water from coming in contact with the male blades of a shore power inlet when it is not connected to a shore power cable set.
5.3 SHORE POWER CABLE SET – A length of flexible cord or cable assembled with a locking-type grounding attachment plug as a line fitting and a locking-type grounding cord connector as a load fitting intended to be used to supply shore power to boats that are moored to a dock.