Phase Failure Relay, With Time Delay IL 5201/20006 Monitoring of 3 phase voltage systems for phase failure. On phase loss the output relay is de-energized after an adjustable time delay. Features . According to IEC/EN 60255-1 . Monitoring of phase failure in 3-phase voltage systems . 4 time ranges 0.25 ... 640 min adjustable . Auxiliary supply DC 48 V . Independent of phase sequence . Single phase connection possible . De-energized on trip . LED indicator for each phase and state of output contacts . Output 1 changeover contact . Width 35 mm Technical specifications Width: 35mm Enclosure design: Distribution board 1- / 3-phase: 3, 1 Output contacts: 1 C/O contact Type: IL 5201/20006 Manufacturer: E. Dold & Söhne GmbH & Co. KG Type: IL5201/20006 AC400/230V 640M Art. No.: 0055397