NEN - NPR-CLC/TS 50509
Use of LED signal heads in road traffic signal systems
|Publication Date:||1 August 2007|
|ICS Code (Road equipment and installations):||93.080.30|
This Technical Specification considers only newly manufactured and installed signal controllers and signal heads for road traffic applications, using appropriate cabling. This Technical Specification considers only LED optical units with 200 mm and 300 mm roundels as standardised in EN 12368. It does not consider configurations such as an arrow or a pedestrian symbol, created by specifically positioned patterns of LEDs. This Technical Specification does not consider railway signalling applications.