标题: IEC 60335-2-9 cl22.109怎么理解? [打印本页] 作者: suqaxs 时间: 2011-12-24 13:55 标题: IEC 60335-2-9 cl22.109怎么理解? IEC 60335-2-9 cl22.109
Hotplates incorporating touch controls shall require at least two manual operations to switch on a heating element but only to switch it off?
NOTE Touching the contact surface at the same point twice is not considered to be two operations.