SIS SEN 28 08 01 E-1957 标识．电器安装用按钮、位置指示标记和位置指示灯

标准号：SIS SEN 28 08 01 E-1957
中文标准名称：标识．电器安装用按钮、位置指示标记和位置指示灯
发布日期：1957/1/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：These standards apply to colours and symbols for push-buttons for starting and stopping electric motors, as well as to position-indicating flags and lamps for electrical installations.No te 1 In case operation or indication of position is obtained by means of an auxilia-ry circuit, the colours and symbols of the operating and indicating de vice s shall show the state of the ma in circuit.Note 2 The terms start-button and stop-button apply to such push-buttons that are designed to start and stop electric motors. However, these standards can also be applied to push-buttons for switching on and off other electrical equipment.Note 3 Concerning marking on and close by certain operating devices provided with push-buttons, see SIS 90 00 03.