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  MRV7

  MRV7  Print this page

MRV7 
Control of phase sequence,total or partial phase loss,maximum voltage,minimum voltage and asymmetry.
Relay output with changeover contact,normally energised.
Tripping time delay for maximun voltage;0,1......20 seconds adjustable.
Tripping time delay for min. and asymmetry voltage;0,1......20 seconds adjustable.
Fixed resetting time:0.5 seconds
Green indication LED for power ON and tripping.
3 red indication LEDs for tripping
Automatic resetting 

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