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额定电流为15A和20A的用3芯接地插头
$ q' s9 ]$ N3 y4 j4 V% tThe attachment plug of the power supply cord of an appliance provided with a 15- or 20- ampere
) [8 t) g4 ?/ bgeneral use receptacle shall be of the 3-wire grounding type. The attachment plug of the power supply9 c; d. f. e. W( y9 F9 S* A& V
cord of an appliance provided with a manually operated, line-connected, single pole switch for appliance: W, t8 Q8 l9 j7 C$ D2 B
on-off operation, or an Edison base lampholder, shall be of the polarized or grounding type |
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