Wongm's Rail Gallery » Melbourne suburban bits and pieces

Electric arc causes a blue flash when the pantograph crosses a section insulator

In album: Melbourne suburban bits and pieces

At the up end of Sunshine station - the arc occurs because the train is drawing power while powering away from the station, and momentarily connects the two otherwise isolated electrical sections in the overhead.

Electric arc causes a blue flash when the pantograph crosses a section insulator

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Taken with a Canon EOS 7D
Date: Wednesday 30 April 2014 17:27 PM
Exposure Time: 1/250 sec
Aperture Value: f/5
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