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Finder Monitoring Relays, 71 Series Finder 71.31.8.400.2000, The Asymmetry Monitoring Relay Finder 71.31.8.400.2000 is rated at 400V 10A. This 3 phase SPDT CO mounts onto 35mm DIN rail and performs 3 phase asymmetry, phase rotation, and phase loss monitoring.Typical applications detection of the supply voltage U to A1 1 andor A2 5 gt 1.11 Un. Finder 71.31.8.400.2000 10A Asymmetry Monitoring Relay 3 Phase 400V SPDT CO
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