ABB RELION REX640 Technical Manual

Also see for RELION REX640: Installation manual Product guide Engineering manual Operation manual Quick operation guide

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ABB RELION REX640 Technical Manual Manual pdf 1578 page image

9.10.10 Technical dataTable 1427:OL5ATCC Technical dataCharacteristic ValueOperation accuracy1) Depending on the frequency of the measuredcurrent: fn ±2 HzDifferential voltage Ud = ±0.5% of the measuredvalue or ±0.005 × Un (in measured voltages <2.0 ×Un)Operation value = ±1.5% of the Ud for Us = 1.0 ×UnOperate time accuracy in definite time mode2) +4.0%/-0% of the set valueOperate time accuracy in inverse time mode2) +8.5%/-0% of the set value(at theoretical B in range of 1.1…5.0)Also note fixed minimum operate time (IDMT) 1 sReset ratio for control operationReset ratio for analog based blockings (except runback raise voltage blocking)Typically 0.80 (1.20)Typically 0.96 (1.04)1) Default setting values used2) Voltage before deviation = setBand center voltage9.11 Petersen coil controller PASANCR9.11.1 IdentificationFunction description IEC 61850identificationIEC 60617identificationANSI/IEEE C37.2device numberPetersen coil controller PASANCR ANCR 909.11.2 Function blockGUID-F2800F13-6C79-420E-8125-C68EC52B7E4E V2 ENFigure 817: Function blockSection 9 1MRS759142 CControl functions1572 REX640Technical Manual