EntityQ493479· pop 5· linked from 3 articlesAREX Class 2000Sign in to saveairport commuter trainConnectionsaccelerationEntityrailway electrification systemEntityHyundai RotemEntityAREXEntityKorea Economic DailyEntity25 kV AC railway electrificationEntityCategories25 kV AC multiple unitsAREXElectric multiple units of South KoreaHyundai Rotem multiple unitsTransport articles needing translation from Korean Wikipedia