This European Standard specifies requirements for Road Traffic Signal Systems, including their development, 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 requirements.

This Standard is withdrawn and is replaced by the following

Standard:

DIN EN 50556 VDE 0832-100:2019-03

Road traffic signal systems;

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