Vibration, shock, wide temperature range and fire safety - the key requirements for keyboards installed on rolling stock.振动、冲击、宽温与防火——车载键盘必须满足的关键要求。
EN 50155 covers electronic equipment used on rolling stock. For keyboards, the most relevant clauses address operating temperature (typically -25°C to +70°C), shock and vibration per EN 61373, and power interruptions.
Fire safety for materials is governed by EN 45545-2, which affects silicone, plastics and cable jackets. Choose suppliers who can provide material declarations and test reports early in the project.
EN 50155 适用于轨道车辆上的电子设备。对键盘而言，最相关的条款包括工作温度（通常 -25°C 至 +70°C）、依据 EN 61373 的冲击与振动，以及电源中断。
材料防火要求由 EN 45545-2 规定，会影响硅胶、塑料与线缆护套的选择。应在项目早期选择能提供材料声明与测试报告的供应商。
