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额定电流为15A和20A的用3芯接地插头
/ z% x( t9 e, R' u! a- q: vThe attachment plug of the power supply cord of an appliance provided with a 15- or 20- ampere
9 i( ]; q/ V0 M# Ogeneral use receptacle shall be of the 3-wire grounding type. The attachment plug of the power supply
( o% A& p- D. {" g, t9 Ocord of an appliance provided with a manually operated, line-connected, single pole switch for appliance
0 ?. M7 H) j9 i& z$ T& kon-off operation, or an Edison base lampholder, shall be of the polarized or grounding type |
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