COLLECTOR SHOE by Metro Digital Resources Librarian • April 14, 2016 On the Red Line, a device located on each side of each truck that rest or slides on the contact rail, collects 750 volts direct current and transfers power to the traction motors. Share:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to email this to a friend (Opens in new window)Click to print (Opens in new window)Like this:Like Loading... Related