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    Phase Protection Relay

    Phase Protection Relay

    Phase Protection Relay

    In three phase systems, when phase sequence is correct and there is no asymmetry between phases, normal LED is turned on and relay contact is energised. Protection functions of ke-FKR4 are given below.

    SKU: ke-FKR4 Categories: , Brand:

    Description

    Phase failure Ok Voltage Unbalance %5 / %17,5 Phase Sequnce Control Ok Over Voltage Protection 230V / 285V Under Voltage Protection 155V / 210V ON delay(Ts) 0sec / 10 sec OFF delay (Ts) No Neutral failure detection Ok System Voltage 380V AC3~(50/60Hz) Umax=(1,30)xUn Umin=(0,70)xUn Contact Ambient Temperature -5C -+ 50C Dimensions Connection PTC protection No Quantity in 1 box 8

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