DIN EN 60320-2-4-2010 家用和类似用途器具连接器.第2-4部分:衔接器具重量连接的耦合器(IEC 60320-2-4-2005+ A1-2009).德文版本EN 60320-2-4-2006 + A1-2009
Appliance couplers for household and similar general purposes - Part 2-4: Appliance couplers dependent on appliance weight for engagement (IEC 60320-2-4:2005 + A1:2009); German version EN 60320-2-4:2006 + A1:2009