ABB REL670 Operator's Manual
Also see for RELION REL670: Installation manualInstallation manualCommissioning manualProduct guideCommunication protocol manual
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Contents
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Metering.............................................................................................51Overview.......................................................................................51Pulse counter logic PCGGIO........................................................52Function for energy calculation and demand handlingETPMMTR ...................................................................................52Setting group N.......................................................................................52Overview............................................................................................52Differential protection.........................................................................52Overview.......................................................................................52High impedance differential protection HZPDIF (87X).................52Impedance protection........................................................................53Overview.......................................................................................53Full-scheme distance protection, mho characteristicZMHPDIS (21)..............................................................................53Distance protection zones, quadrilateral characteristicsZMQPDIS, ZMQAPDIS (21).........................................................53Distance protection zones, quadrilateral characteristics forseries compensated lines ZMCPDIS, ZMCAPDIS (21)................53Fullscheme distance protection, quadrilateral for earth faultsZMMPDIS, ZMMAPDIS (21).........................................................54Faulty phase identification with load enchroachmentFMPSPDIS (21)............................................................................54Phase selection, quadrilateral characteristic with fixed angleFDPSPDIS (21)............................................................................54Phase preference logic PPLPHIZ ................................................54Directional impedance quadrilateral ZDRDIR (21D).....................54Directional impedance element for mho characteristicsZDMRDIR (21D)...........................................................................55Directional impedance quadrilateral, including seriescompensation ZDSRDIR (21D)....................................................55Additional distance protection directional function for groundfaults ZDARDIR ...........................................................................55Mho impedance supervision logic ZSMGAPC..............................55Automatic switch onto fault logic, voltage and current basedZCVPSOF.....................................................................................55Pole slip protection PSPPPAM (78).............................................55Power swing detection ZMRPSB (78)..........................................56Power swing logic ZMRPSL ........................................................56Current protection..............................................................................56Overview.......................................................................................56Breaker failure protection CCRBRF (50BF).................................56Table of contents4Operator's manual |
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