K8AK-PM monitors overvoltages, undervoltages, phase sequence and phase loss for 3-phase, 3-wire or 4-wire power supplies, in one unit. This relay features a switch setting for 3-phase, 3-wire or 3-phase, 4-wire power supply.

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    Specifications

    Case materialPCS and ABS
    MountingDIN rail
    OperationDetection of asymmetry, Phase sequence, phase loss for 3-wire and 4 wire supply
    OutputRelay, (2) SPDT, 5 A at 250 VAC/30 VDC
    Phase3-phase
    Range220/230/240/277 VAC 4-wire mode, 380/400/415/480 VAC 3-wire mode