标题: 关于EN 60335-2-9 A12:2007问题 [打印本页] 作者: 杰西 时间: 2012-4-5 22:45 标题: 关于EN 60335-2-9 A12:2007问题 在A12中有:Ovens having settings higher than 240°C are also operated at the maximum setting until steady state conditions are established or for 60 minutes, whichever is shorter. The temperature rise limits of Table Z101 for top surfaces and door surfaces are increased by 10 K.