Name Type Values (Range) Unit DescriptionZ_ANGLE_B FLOAT32 -180.00...180.00 deg Impedance angle phaseBZ_AMPL_C FLOAT32 0.00...200.00 xZn Impedance amplitudephase CZ_ANGLE_C FLOAT32 -180.00...180.00 deg Impedance angle phaseCZ_AMPL_AB FLOAT32 0.00...200.00 xZn Phase-to-phase A-Bimpedance amplitudeZ_ANGLE_AB FLOAT32 -180.00...180.00 deg Phase-to-phase A-Bimpedance phase angleZ_AMPL_BC FLOAT32 0.00...200.00 xZn Phase-to-phase B-Cimpedance amplitudeZ_ANGLE_BC FLOAT32 -180.00...180.00 deg Phase-to-phase B-Cimpedance phase angleZ_AMPL_CA FLOAT32 0.00...200.00 xZn Phase-to-phase C-Aimpedance amplitudeZ_ANGLE_CA FLOAT32 -180.00...180.00 deg Phase-to-phase C-Aimpedance phase angleZ1_AMPL FLOAT32 0.00...200.00 xZn Positive sequenceimpedance amplitudeZ1_ANGLE FLOAT32 -180.00...180.00 deg Positive sequenceimpedance phase angleUEXPDIS Enum 1=on2=blocked3=test4=test/blocked5=offStatus4.7.3.10 Technical dataTable 876:UEXPDIS Technical dataCharacteristic ValueOperation accuracy Depending on the frequency of the measuredcurrent and voltage:f = fn ± 2 Hz±3.0% of the set value or ±0.2% ZbStart time1)2) Typically 45 msReset time Typically 30 msReset ratio Typically 1.04Retardation time Total retardation time when the impedancereturns from the operating circle <40 msOperate time accuracy ±1.0% of the set value or ±20 msSuppression of harmonics -50 dB at f = n × fn, where n = 2, 3, 4, 5,…1) fn= 50Hz, results based on statistical distribution of 1000 measurements2) Includes the delay of the signal output contact1MRS759142 C Section 4Protection functionsREX640 941Technical Manual
