6 Ratings 额定值
插头插座量规Gauges for plugs and sockets：
IEC60884|GB2099|VDE0620 测试设备Testing equipments：
6.1 Accessories should preferably be of a type and preferably have a voltage and current rating as shown
in table 1.
插接装置应具有表 1 所列的建议類型与额定电压和电流。
6.2 In a cord extension set, the rated current of the portable socket-outlet shall not be higher and the rated
voltage shall not be less than that of the plug.
Compliance is checked by inspection of the marking.
6.3 Accessories should preferably have a degree of protection IP20, IP40, IP44, IP54 or IP55.
插接装置应具有下列建议保护等级︰IP20、IP40、IP44、IP54 或 IP55。