GB/T 4025-2003 in English

《GB/T 4025-2003人-机界面标志标识的基本和安全规则 指示器和操作器的编码规则》由TC25（全国电气安全标准化技术委员会）归口，主管部门为国家标准化管理委员会。
本标准等同采用ＩＥＣ６００７３：１９９６。本标准对某些视觉、听觉和触觉的标识所指定的特定含义建立了一些规则，以提高人身、财产、环境的安全性，便于对设备或过程进行正常维护和控制，有利于对控制状况和操作件位置的快速识别。

Scope

This standard establishes general rules for the specific meanings assigned to certain visual, auditory and tactile signs, the purpose of which is to: - improve the safety of people, property and/or the environment through the safe monitoring or safe operation of equipment or processes; security. —— Facilitate normal monitoring and maintenance of equipment or process. — Facilitate rapid identification of control conditions and operating device locations. This standard is generally applicable to the following occasions: - From some simple occasions such as a single indicator light, button, mechanical indicator, light-emitting diodes (LEDs) or image display screen, to a multi-component system used to control equipment or Various control stations for industrial processes. ——Occasions involving personal, property and/or environmental safety, and occasions where the above codes are used for normal monitoring of equipment. - Where a specific code is assigned by a technical committee for a specific function. Note: The regulations on color marking are not yet implemented in the electric power industry.