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Homepage>BS Standards>93 CIVIL ENGINEERING>93.080 Road engineering>93.080.30 Road equipment and installations>BS EN 12675:2017 - TC Tracked Changes. Traffic signal controllers. Functional safety requirements
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immediate downloadReleased: 2020-02-25
BS EN 12675:2017 - TC Tracked Changes. Traffic signal controllers. Functional safety requirements

BS EN 12675:2017 - TC

Tracked Changes. Traffic signal controllers. Functional safety requirements

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Standard number:BS EN 12675:2017 - TC
Released:2020-02-25
ISBN:978 0 539 09767 2
Status:Tracked Changes
DESCRIPTION

BS EN 12675:2017 - TC


This standard BS EN 12675:2017 - TC Tracked Changes. Traffic signal controllers. Functional safety requirements is classified in these ICS categories:
  • 93.080.30 Road equipment and installations
This European Standard specifies the functional safety requirements for traffic signal controllers. It is applicable to traffic signal control equipment permanent¬ly and temporarily installed, but excludes portable traffic control equip¬ment. Traffic signal controllers, as defined by this European Standard, are required to control conflicting traffic, both vehicular and pedestrian, e.g. junction signals, pedestrian crossings, shuttle signals, public transport signals, in a safe manner. The electrical safety requirements and additional traffic safety requirements, the interfacing with external equip¬ment and the test methods for verifying compliance with this European Standard are contained in HD 638. NOTE National requirements may specify special conditions for public transport signals (PT) and for any other signal that is not specified in a European Standard.