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Eaton, transformer relay, ETR-4000, Transformer protection relay, Profibus-DP over D-SUB / RS485, 5A, 1A, 40-250 Vac, 19-300 Vdc, 8, 9,Transformer, over D-Sub / RS-485, 19-300Vdc, 40-250Vac, 50/60 Hz Trip Coil Monitor{PIO3}

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