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Notice of Safety Advisory 2000-1

Notice of Safety Advisory.

FRA is issuing Safety Advisory 2000-1 addressing safety concerns involving Model B1 relays, manufactured by General Railway Signal (GRS), between the years 1960 and 1985, and their potential to stick and remain in the energized position. ALSTOM Signaling, Inc., which has acquired GRS, estimates that approximately 2,000,000 relays are affected worldwide.

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