Article: Solar-Powered Warning System. (Level Crossing products).

CENTRAL Electronics has developed a solar-powered level crossing radio warning system called Solagard which can be used on single or double-track lines. It provides audio and visual alarms at the crossing through a VHF link activated by an approaching train when it is between 5 and 2km from the crossing.

Solagard is operated by its own power supply consisting of solar photovoltaic ...

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