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• 18:07, 4 June 2026 DGast talk contribs created page Resistance ARC Welding in Proximity to AEI Equipment (Created page with "Resistance ARC welding on or near the rail presents electrical and thermal hazards to AEI equipment and associated wiring. Comet Electronics' position on welding operations in the vicinity of AEI installations is as follows: Where AEI equipment is integrated with a track circuit, the track circuit must be disconnected and electrically isolated prior to any welding activity on the rail. Work should not commence until isolation is confirmed. All AEI equipment and associa...")