Depot COSI Cleaning Road Overhead Status Indicator
The Cleaning Road Overhead Status Indicator is a roof mounted unit that displays the electrical status of the roads fitted with ground mounted conductor rails at London Underground Depots.
It is controlled by the associated Cleaning Road Contactor.
The control circuit is easily accessible at the end of the unit.
The unit is controlled by a high integrity circuit that is built into the Cleaning Road Contactor Panel.
An Audible Alarm and Flashing Beacon are activated as a warning prior to traction current being switched on.
They sound and flash for approximately 8 seconds.
Alpha display of either ON or OFF
Two sets of LEDs face in opposite directions
Cowls to shield the display area sunlight
High Intensity LEDs
Supply ‘OFF’ is illuminated with green LEDs.
Supply ‘ON’ is illuminated with red LEDs.
Audible alarm and flashing beacon
Black semi – gloss with Anti-condensation paint inside
Hangs from the roof on Unistrut