ABB CEM11-FBP.35 Manual

Contents

ABB CEM11-FBP.35 Manual Manual pdf 5 page image

5C E M 1 1 - F B P . X X X E A R T H L E A K A G E M O N I T O R M A N U A LThe following tables show the current thresholds for each device variant.—CEM11-FBP.35Rotary switch set to Earth fault current threshold [mA] Comment0 100 Tolerance ± 30 %1 500 Tolerance ± 10 %2 1000 Tolerance ± 10 %3 1400 Tolerance ± 10 %4 2000 Tolerance ± 10 %5 2400 Tolerance ± 10 %6 3000 Tolerance ± 10 %7 3400 Tolerance ± 10 %8 for functional test9 for functional test—CEM11-FBP.20Rotary switch set to Earth fault current threshold [mA] Comment0 80 Tolerance ± 30 %1 300 Tolerance ± 10 %2 550 Tolerance ± 10 %3 750 Tolerance ± 10 %4 1000 Tolerance ± 10 %5 1300 Tolerance ± 10 %6 1500 Tolerance ± 10 %7 1700 Tolerance ± 10 %8 for functional test9 for functional test—Product descriptionSetting the earth fault currentThe current threshold when the CEM11 signals an earth fault can be adjusted with a rotary switch.The test position can be used to test the CEM11 and connected devices like the UMC100.3. This allows simpleverification if the earth fault related settings in the UMC100.3 are all done correctly and e.g. lead to a trip.