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Document UL 498 is offered by IHS as part of an online subscription. This subscription contains many documents on the same topic.
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UL 498 Document Information:
Title
UL Standard for Safety Attachment Plugs and Receptacles
Underwriters Laboratories Inc.
Publication Date:
Dec 26, 2001
Scope:
These requirements cover attachment plugs, receptacles, cord
connectors, inlets, current taps provided with wiring terminals for
flexible cord, and flatiron and appliance plugs - all intended for
connection to a branch circuit for use in accordance with the
National Electrical Code, ANSI/NFPA 70.
These requirements do not cover devices rated at more than 200 A
or for more than 600 V. See 6.1.
This standard does not directly apply to, but supplements the
following standards:
a) Devices produced integrally with flexible cord or cable,
covered by the Standard for Cord Sets and Power-Supply Cords, UL
817;
b) Current taps and adapters not provided with wiring terminals
for flexible cord covered by the Standard for Current Taps and
Adapters, UL 498A;
c) Devices employing male or female screwshells, covered by the
Standard for Edison-Base Lampholders, UL 496;
d) Devices solely intended for direct connection to the branch
circuit in accordance with the National Electrical Code, ANSI/NFPA
70, that are provided with contacts of the pin and sleeve type,
covered by the Standard for Plugs, Receptacles and Cable Connectors
of the Pin-and-Sleeve Type, UL 1682;
e) Single and multipole connectors intended for factory assembly
to copper or copper alloy conductors or printed wiring boards for
use in data, signal, control and power applications within and
between electrical equipment, covered by the Standard for Component
Connectors for Data, Signal, Control and Power Applications, UL
1977;
f) Devices intended for installation and use in hazardous
(classified) locations in accordance with the National Electrical
Code, ANSI/NFPA 70, covered by the Standard for Receptacle-Plug
Combinations for Use in Hazardous (Classified) Locations, UL
1010;
g) Devices intended for use with telecommunications networks,
covered by the Standard for Information Technology Equipment –
Safety – Part 1: General Requirements, UL 60950-1, or the Standard
for Communications Circuit Accessories, UL 1863;
h) Devices incorporating ground-fault circuit interruption
circuitry, covered by the Standard for Ground-Fault Circuit
Interrupters, UL 943;
i) Single- or two-outlet direct plug-in devices incorporating
transient voltage surge suppression circuitry, covered by the
Standard for Transient Voltage Surge Suppressors, UL 1449;
j) Single- or two-outlet direct plug-in devices incorporating
electromagnetic interference filter circuitry, covered by the
Standard for Electromagnetic Interference Filters, UL 1283; or
k) Cord-connected, relocatable power taps intended only for
indoor use as a temporary extension of a grounding
alternating-current branch circuit for general use, covered by the
Standard for Relocatable Power Taps, UL 1363.
This Standard contains the following supplements:
a) Supplement SA – Reserved for future use.
b) Supplement SB – Enclosure Types for Environmental
Protection
c) Supplement SC – Marine Shore Power Inlets
d) Supplement SD – Hospital Grade Devices
e) Supplement SE – Weather-Resistant Receptacles
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