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Summary
DescriptionSemboyan 2A1 09-2015.jpg
Bahasa Indonesia: Semboyan 2A1, satu papan bundar berwarna kuning dengan papan persegi hitam bergaris putih tegak, mengindikasi lokomotif atau kereta rel listrik (KRL) berjalan di lintasan dengan listrik aliran atas (LAA) dengan kecepatan maksimal 40 km/jam.
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