Automation of three level crossings in the municipality of Valdeolea (Cantabria)

Automatización pasos a nivel en Valdeolea

The work consisted in the automation of three level crossings in the Municipality of Valdeolea (Cantabria). Line León-Bilbao to update the level crossings of Cuena (No. 296), Bercedo (No. 303) and Ferronor (No. 305th) in order to provide them of higher protection to avoid risks on them.

The protection systems of level crossings are security installations therefore, are designed and constructed taking into account that a breakdown in any of its components affects the security condition. (Intrinsic Safety Fail-Safe).

The level crossing is modular and all its components gather according to their specific mission, in six basic subsystems:

Command
Detection
Protection
Supervision
Recording
Power supply

All equipment are approved by the MTC or are installed in PN with semi-automatic barriers, currently in operation.

The subsystems are housed in two cabinets:

Main cabinet of switchgear, equipped with all necessary devices for the automation, including unlocking equipment, timers, etc., sockets 220 V and 24 V and equipment differential protection magnetothermic with automatic reconnection.
Cabinet for electric power of the level crossing with batteries, charger, protections, etc