BS EN 50556-2011 道路交通信号系统

标准号：BS EN 50556-2011
中文标准名称：道路交通信号系统
英文标准名称：Road traffic signal systems
标准类型：Q84
发布日期：2011/4/30 12:00:00
实施日期：2011/4/30 12:00:00
中国标准分类号：Q84
国际标准分类号：93.080.30
适用范围：This European Standard specifies requirements for Road Traffic Signal Systems, including theirdevelopment, design, testing, installation and maintenance.In particular, it forms the electrotechnical part of the following two standards issued by CEN:– EN 12368, Traffic control equipment ― Signal heads– EN 12675, Traffic signal controllers ― Functional safety requirementsEach of these standards above should be used with this standard either singly or together to define anoperational equipment or system. This should be achieved by using the electrotechnical methods and testingdefined in this standard.Where Road Traffic Signal Systems are to be used with other systems, e.g. public lighting or railwaysignalling and communication, this standard should comply with the other respective standard to ensure thatoverall safety is not compromised.Only permanently or temporarily installed Road Traffic Signal Systems are included in this standard. Centraloffice and portable signalling systems are not covered.