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仔细看UL498A的Scope
1 Scope _; H5 `+ c1 a* x9 P, w
1.1 These requirements cover current taps and adapters for use in accordance with the National
! B( M; l% W4 U0 c$ JElectrical Code, ANSI/NFPA-70.
8 R4 N# z% r; U$ _. [1.3 These requirements do not directly apply to current taps wired to flexible cord or lampholder adapters0 {7 |8 w$ W* h+ r. w' W
but supplement the applicable standards. Lampholder adapters are covered in the Standard for
# L; m0 q/ {* Z$ s1 s4 X# T! e+ [Lampholders, UL 496. Current taps wired to flexible cord are covered in the Standard for Attachment
: ^# T4 E6 M% [& o. K. Y, rPlugs and Receptacles, UL 498. |
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